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Full-Text Articles in Forest Sciences

In-Silico Analysis For Structural And Functional Characterization Of Phosphorus-Starvation Tolerance 1 (Pstol1) Gene, Quratulain Mehdi Khan, Muhammad Aqeel, Maryam Murtaza, Wajya Ajmal, Muhammad Uzair, Sajid Fiaz, Kotb A. Attia, Asmaa M. Abushady, Itoh Kimiko, Muhammad Ramzan Khan, Ghulam Muhammad Ali Apr 2024

In-Silico Analysis For Structural And Functional Characterization Of Phosphorus-Starvation Tolerance 1 (Pstol1) Gene, Quratulain Mehdi Khan, Muhammad Aqeel, Maryam Murtaza, Wajya Ajmal, Muhammad Uzair, Sajid Fiaz, Kotb A. Attia, Asmaa M. Abushady, Itoh Kimiko, Muhammad Ramzan Khan, Ghulam Muhammad Ali

Turkish Journal of Agriculture and Forestry

As an important macro element for all living cells, phosphorus is essential in agricultural production systems as well and is required in large quantities by elite varieties of crops to maintain yields. Approximately 70% of worldwide cultivated land suffers from phosphorous deficiency, and it has recently been estimated that worldwide phosphorous resources will be shattered by the end of this century thus increasing the demand for crops to be more efficient in their P usage. A greater understanding of how plants can maintain yield with lower phosphorous availability is highly desirable to both breeders and farmers, therefore, significant to develop …


The Effects Of Different Seeding Rates On Nitrogen Acquisition In Pea–Wheat Intercropping, Aybegün Ton, Erik Steen Jensen Dec 2023

The Effects Of Different Seeding Rates On Nitrogen Acquisition In Pea–Wheat Intercropping, Aybegün Ton, Erik Steen Jensen

Turkish Journal of Agriculture and Forestry

Intercropping may improve the use of environmental resources in low-input agricultural systems compared to sole crops and it is possible that risk may be reduced in intercropping, leading to more stable yields and weed control. The aim of the present study was to determine the effect of seeding rate of a normal leafed cultivar and a semileafless pea cultivar (Pisum sativum L.) grown as sole crops, cultivar mixture, and in double and triple intercrops with spring wheat (Triticum aestivum L.) on competitive dynamics, yield and use of nitrogen sources from soil, and symbiotic N2 fixation. A randomized complete blocks experiment …


Herbicide Resistance In Avena Sterilis Subsp Ludoviciana Populations From The Wheat Fields Of Turkey, Süleyman Gürdal Türkseven, Ahmet Uludağ, Mehmet Demi̇rci̇, Ahmet Tansel Seri̇m Jan 2022

Herbicide Resistance In Avena Sterilis Subsp Ludoviciana Populations From The Wheat Fields Of Turkey, Süleyman Gürdal Türkseven, Ahmet Uludağ, Mehmet Demi̇rci̇, Ahmet Tansel Seri̇m

Turkish Journal of Agriculture and Forestry

Avena sterilis L. subsp ludoviciana (Durieu) Gillet and Magne (AVELU) is among the most common and economically important grass weed species, especially in wheat fields of Turkey; therefore, the herbicides with the same mode of action (ACCase and ALS/AHAS inhibitors) are used to control have been successively applied without incessant by farmers. A study was conducted to find out the extent of wild oat problems throughout Turkey including herbicide resistance. This paper includes results of determining the herbicide resistance status of AVELU populations to ACCase and ALS inhibitors that are fenoxaprop (Fen), pinoxaden (Pin), tralkoxydim (Tra), mesosulfuron+iodosulfuron (MeI), and proxycarbazone+mesosulfuron …


Co2 Respiration Rates Of Einkorn Wheat At Different Temperature And Moisture Contents, Hakan Ki̇bar Jan 2021

Co2 Respiration Rates Of Einkorn Wheat At Different Temperature And Moisture Contents, Hakan Ki̇bar

Turkish Journal of Agriculture and Forestry

Temperature and grain moisture content are the main factors affecting grain spoilage in storage. These factors have a significant impact on the maintenance of quality, insect, fungus, and pest development. The main objective of this study was to determine the CO2 concentration and respiration rate of hulled einkorn wheat in different temperatures (5, 10, 15, 20, 25, 30, and 35 °C) and grain moisture contents (9.1%, 11.5%, 13.8%, and 15.9%, wet basis) by means of CO2 sensors. Multiple polynomial regression equation was developed to predict respiration as affected by temperature and grain moisture content. The CO2 concentrations and respiration rates …


The Cyst Nematode Heterodera Latipons Franklin, 1969 (Nemata: Heteroderidae): Hatching Behavior And Development On Wheat In Arid And Semiarid Regions In Turkey, Mustafa İmren Jan 2020

The Cyst Nematode Heterodera Latipons Franklin, 1969 (Nemata: Heteroderidae): Hatching Behavior And Development On Wheat In Arid And Semiarid Regions In Turkey, Mustafa İmren

Turkish Journal of Agriculture and Forestry

The cyst nematode Heterodera latipons Franklin, 1969 (Nemata: Heteroderidae) is an economically important sedentary plant-parasitic nematode which limits the production of cereal crops around the world. It is an important pest on wheat and can be found globally in different growing areas, especially in the Mediterranean region. Developing an understanding of its physiological behavior (senescence, quiescence, and cryptobiosis), development [second-stage juveniles (J2) and immature and mature females], and population dynamics under field conditions is needed to create an appropriate control strategy. The experiments were conducted at Karaisalı, a semiarid region in Adana Province, and at Derik, an arid region in …


Effect Of Cereal Cyst Nematode Heterodera Filipjevi On Wheat Yields In Turkey, Mustafa İmren, Şenol Yildiz, Vahdetti̇n Çi̇ftçi̇, Abdelfattah Dababat Jan 2020

Effect Of Cereal Cyst Nematode Heterodera Filipjevi On Wheat Yields In Turkey, Mustafa İmren, Şenol Yildiz, Vahdetti̇n Çi̇ftçi̇, Abdelfattah Dababat

Turkish Journal of Agriculture and Forestry

The cereal cyst nematode Heterodera filipjevi (Madzhidov) Stelter is an important yield-limiting soil-borne pathogen of wheat- and barley-growing areas, particularly in the semiarid regions throughout the world. In Turkey, cyst nematodes have been detected in several localities of wheat- and barley-growing areas. This study was conducted to evaluate the effects of initial population densities (Pi) of Heterodera filipjevi on yield of susceptible (Seri-82) and resistant (Silverstar) wheat cultivars and to investigate nematode reproduction on wheat under rainfed conditions in Bolu Province in Turkey. The results indicated that cultivar Seri-82 showed higher sensitivity reaction to H. filipjevi than cultivar Silverstar. Yield …


A Study Of Olive Mill Wastewaters Obtained From Different Treatment Processes Effects Onchemical And Microbial Properties Of A Typic Xerofluvent Soil And Wheat Yield, Nur Okur, Hüseyi̇n Hüsnü Kayikçioğlu, İhsan Bülent Okur, Bülent Yağmur, Deli̇a Teresa Sponza, Recep Serdar Kara Jan 2020

A Study Of Olive Mill Wastewaters Obtained From Different Treatment Processes Effects Onchemical And Microbial Properties Of A Typic Xerofluvent Soil And Wheat Yield, Nur Okur, Hüseyi̇n Hüsnü Kayikçioğlu, İhsan Bülent Okur, Bülent Yağmur, Deli̇a Teresa Sponza, Recep Serdar Kara

Turkish Journal of Agriculture and Forestry

This study was carried out to investigate the potential for the usability of treated olive mill wastewater (OMW) as an organic amendment in agricultural soils under Mediterranean climate conditions. OMW was treated by two different treatment processes as economical (E-OMW) and advanced (A-OMW). The treated OMWs and raw OMW (R-OMW) were applied to a loamy soil at a rate of 100 m3 ha-1 year-1 for 2 years. Soils were sampled 15 days and about 5 months (at harvest) after OMW application for chemical and microbial analyses in each year. The total concentrations of N, P, Cu, Zn, and phenol of …


Cereal Source And Microbial Consortia Of The Starter Culture Influence The Chemicalcomposition And Physicochemical Characteristics Of Boza, Mehli̇ka Borcakli, Tarik Öztürk, Erdem Yeşi̇lada Jan 2018

Cereal Source And Microbial Consortia Of The Starter Culture Influence The Chemicalcomposition And Physicochemical Characteristics Of Boza, Mehli̇ka Borcakli, Tarik Öztürk, Erdem Yeşi̇lada

Turkish Journal of Agriculture and Forestry

Boza is a popular cereal-based traditional beverage particularly consumed during winter months in Balkan countries and Turkic societies. The present study aims to investigate the influence of different cereal sources and starter cultures used in the commercial production of boza on its chemical and microbiota compositions and physicochemical characteristics. Detailed experimentation has revealed that chemical compositions, i.e. carbohydrates (beta-glucans, starches), organic acids, vitamins, dietary fibers, proteins, fat, and minerals, along with physicochemical characteristics, are subject to significant differentiation depending upon the cereal types and microbial consortia of the starter culture used in boza production. These variations also influence the physicochemical …


Genetic Gains In Grain Yield In Spring Wheat In Turkey, Beyhan Akin, Quahir Sohail, Ri̇za Ünsal, Mehmet Nazim Di̇nçer, Lütfü Demi̇r, Hati̇ce Geren, İsmai̇l Sevi̇m, Şi̇nasi̇ Orhan, Şadi̇ye Yaktubay, Alexey Morgunov Jan 2017

Genetic Gains In Grain Yield In Spring Wheat In Turkey, Beyhan Akin, Quahir Sohail, Ri̇za Ünsal, Mehmet Nazim Di̇nçer, Lütfü Demi̇r, Hati̇ce Geren, İsmai̇l Sevi̇m, Şi̇nasi̇ Orhan, Şadi̇ye Yaktubay, Alexey Morgunov

Turkish Journal of Agriculture and Forestry

Genetic gain for grain yield was evaluated in 35 Turkish spring wheat varieties released between 1964 and 2010. The germplasm comprised varieties developed by the East Mediterranean Agricultural Research Institute (ARI) in Adana, the Maize Research Station in Adapazarı, and Aegean ARI in İzmir. Out of 34 varieties studied, 24 were selected from CIMMYT germplasm. The trials were conducted during 2009?2013 at the same three sites. Average yearly genetic gain for all varieties was 30.9 kg/ha or 0.62%. The top five highest yielding varieties were all released after 1998: Ziyabey, Menemen, and Meta (İzmir), and Karatopak and Ceyhan (Adana). Plant …


Effect Of Wheat Cultivars, Fertilizers, And Fungicides On Fusarium Foot Rot Disease Of Wheat, Davut Soner Akgül, Ali̇ Erkiliç Jan 2016

Effect Of Wheat Cultivars, Fertilizers, And Fungicides On Fusarium Foot Rot Disease Of Wheat, Davut Soner Akgül, Ali̇ Erkiliç

Turkish Journal of Agriculture and Forestry

Fusarium culmorum is a principal causal agent of root, crown, and foot rot disease in the wheat-growing areas of Turkey. The effects of different fertilization practices, fungicide sprays, and cultivar reactions of 12 wheat varieties were investigated for disease development in greenhouse conditions in 2006-2007. The fertilizers used in the experiments significantly reduced disease by 27.5%-54.7% compared to the nonfertilized control. The plants fertilized with calcium ammonium nitrate (26% N) or composite NPK (15%, 15%, 15%) showed fewer disease symptoms than those fertilized with NPK (20%, 20%, 0%) in the presowing applications. On the other hand, foot rot severity was …


Evaluation Of Wheat Genetic Resources Of Azerbaijan On Normal And Saline Fields, Sevinj Nuriyeva, Zeynal Akparov, Elchin Hajiyev, Mehraj Abbasov, Ram C. Sharma Jan 2016

Evaluation Of Wheat Genetic Resources Of Azerbaijan On Normal And Saline Fields, Sevinj Nuriyeva, Zeynal Akparov, Elchin Hajiyev, Mehraj Abbasov, Ram C. Sharma

Turkish Journal of Agriculture and Forestry

Genetic variation is a key to successful crop improvement. This study was conducted to evaluate a set of 48 accessions and two controls of hexaploid winter wheat from the gene bank of the Genetic Resources Institute (Azerbaijan) to examine genotypic variation for 11 morphophysiological traits under saline and nonsaline conditions. These accessions belonged to five different botanical groups collected from eight districts in Azerbaijan. Replicated field tests were conducted at Absheron (nonsaline) and Ujar (saline) locations for 3 years. Genotype and genotype × environment biplot analysis was used to determine associations among the accessions and identify superior genotypes for individual …


Determination Of In-Row Seed Distribution Uniformity Using Image Processing, Engi̇n Çakir, İkbal Aygün, Arzu Yazgi, Yi̇ği̇t Karabulut Jan 2016

Determination Of In-Row Seed Distribution Uniformity Using Image Processing, Engi̇n Çakir, İkbal Aygün, Arzu Yazgi, Yi̇ği̇t Karabulut

Turkish Journal of Agriculture and Forestry

The objective of this study was to determine the seed distribution uniformity of seeding machines using a low sensitivity (maximum 300 frames per second (fps)) high-speed camera and image processing method for corn, cotton, and wheat seeds under laboratory conditions. For this purpose, a high-speed camera with 100, 200, and 300 fps was used to measure the seed drop from the seeding tube onto the sticky belt. Video images then were transferred to the image processing algorithm, from which seed distribution can be calculated. The calculated measurements were compared statistically with the measurements obtained from sticky belt tests. According to …


Pathogenic Variability Among Tilletia Indica Isolates And Distribution Of Heterothallic Alleles In The Northwestern Plains Zone Of India, Shabana Parveen, Mahander Singh Saharan, Ajay Verma, Indu Sharma Jan 2015

Pathogenic Variability Among Tilletia Indica Isolates And Distribution Of Heterothallic Alleles In The Northwestern Plains Zone Of India, Shabana Parveen, Mahander Singh Saharan, Ajay Verma, Indu Sharma

Turkish Journal of Agriculture and Forestry

Tilletia indica Mitra, the causal agent of Karnal bunt of wheat (KB), is a quarantined disease of international importance whose pathogen shows high variability due to its heterothallic nature. Pathogenic variation was studied under artificially inoculated conditions on 13 wheat genotypes including bread and dicoccum wheat. This study used 34 T. indica isolates collected from 6 major wheat growing states in India (Rajasthan, Haryana, Punjab, Himachal Pradesh, Uttarakhand, and Uttar Pradesh). Mean coefficient of infection of the isolates ranged from 2.11% (KBR4) to 14.60% (KBH1). Among the 13 genotypes screened, only 1 genotype was found to be highly susceptible to …


Association Of Digital Photo Parameters And Ndvi With Winter Wheat Grain Yield In Variable Environments, Alexey Morgounov, Nurberdi Gummadov, Savaş Belen, Yüksel Kaya, Mesut Keser, Jamala Mursalova Jan 2014

Association Of Digital Photo Parameters And Ndvi With Winter Wheat Grain Yield In Variable Environments, Alexey Morgounov, Nurberdi Gummadov, Savaş Belen, Yüksel Kaya, Mesut Keser, Jamala Mursalova

Turkish Journal of Agriculture and Forestry

The normalized difference vegetation index (NDVI) is gaining popularity as a complementary selection tool, even though it requires an instrument not readily available in the developing world. We evaluated several parameters (originating from the analysis of digital photos using BreedPix software) as potential selection criteria in 23 winter wheat yield trials grown over 4 years at 2 sites. NDVI and digital photos were taken at key development stages from stem elongation to maturity. The correlations between digital photo parameters a and u and grain yield, as well as correlations between NDVI and grain yield within individual trials, varied depending on …


Effect Of Cereal Cyst Nematode Heterodera Avenae (Tylenchida: Heteroderidae) On Yield Of Some Spring Wheat Varieties In Adana Province, Turkey, Mustafa İmren, İbrahi̇m Hali̇l Elekci̇oğlu Jan 2014

Effect Of Cereal Cyst Nematode Heterodera Avenae (Tylenchida: Heteroderidae) On Yield Of Some Spring Wheat Varieties In Adana Province, Turkey, Mustafa İmren, İbrahi̇m Hali̇l Elekci̇oğlu

Turkish Journal of Agriculture and Forestry

Cereal cyst nematode Heterodera avenae is found predominantly in the spring wheat-growing areas in Adana Province in the eastern Mediterranean region of Turkey. The impact of H. avenae on wheat yield has been observed but not quantified. This study was conducted to determine the effect of H. avenae on the yield of 6 wheat varieties in the 2011/2012 and 2012/2013 growing seasons in the naturally infested fields of Adana. According to our results, H. avenae significantly suppressed grain yield of the wheat varieties, ranging from 4.3% to 25.7%. Negative or positive linear regressions between the reproduction factor of H. avenae …


Evaluation Of Efficiency Parameters Of Phosphorous-Solubilizing And N-Fixing Bacteria Inoculations In Wheat (Triticum Aestivum L.), Sancar Bulut Jan 2013

Evaluation Of Efficiency Parameters Of Phosphorous-Solubilizing And N-Fixing Bacteria Inoculations In Wheat (Triticum Aestivum L.), Sancar Bulut

Turkish Journal of Agriculture and Forestry

Chemical fertilizers play a significant role in increasing plant production; however, they may have a negative impact on soil fertility and cause environmental degradation in cases of excessive use. In addition, the highest levels in chemical fertilizer use have already been reached, and further yield increases do not seem possible. Due to their negative impact on soils and the environment, alternatives to chemical fertilizers are needed. Today, biological alternatives are yielding promising outcomes. Biological nitrogen fixation may constitute a significant alternative in organic farming. Therefore, in the present study, the effects of single, dual, and triple combinations of phosphorus-solubilizing [Bacillus …


Seed Priming Improves Irrigation Water Use Efficiency, Yield, And Yield Components Of Late-Sown Wheat Under Limited Water Conditions, Hakoomat Ali, Nadeem Iqbal, Ahmad Naeem Shahzad, Naeem Sarwar, Shakeel Ahmad, Athar Mehmood Jan 2013

Seed Priming Improves Irrigation Water Use Efficiency, Yield, And Yield Components Of Late-Sown Wheat Under Limited Water Conditions, Hakoomat Ali, Nadeem Iqbal, Ahmad Naeem Shahzad, Naeem Sarwar, Shakeel Ahmad, Athar Mehmood

Turkish Journal of Agriculture and Forestry

A randomized complete block design field study with split plot arrangements was conducted during 2006-2007 and 2007-2008 at the Agronomic Research Station in Khanewal, Pakistan, to evaluate if seed priming could improve grain yield and water use efficiency of late-sown wheat under limited water supply conditions. Seeds of cultivar Inqlab-91 received one of the following treatments: they were soaked in aerated distilled water for 12 or 24 h (hydropriming), layered between moist gunny bags for 12 or 24 h (matriconditioning), soaked in tap water for 12 h (on-farm priming), or hydroprimed for 12 h and then kept at -20 °C …


Evaluation Of Yield And Quality Parameters Of Phosphorous-Solubilizing And N-Fixing Bacteria Inoculated In Wheat (Triticum Aestivum L.), Sancar Bulut Jan 2013

Evaluation Of Yield And Quality Parameters Of Phosphorous-Solubilizing And N-Fixing Bacteria Inoculated In Wheat (Triticum Aestivum L.), Sancar Bulut

Turkish Journal of Agriculture and Forestry

Considering current agricultural practices and certain indicators, it is impossible to comment on sustainability of these practices. Chemical fertilizers are among such unsustainable practices. Because of increasing mineral fertilizer costs and negative environmental impacts of these fertilizers, the interest in biological nitrogen fixation is increasing within the scope of sustainable agriculture (without significant yield losses). Therefore, effects of phosphorus-solubilizing (Bacillus megatherium var. phosphaticum [M-13]) and nitrogen-fixing (Stenotrophomonas maltophilia [82] and Ralstonia pickettii [73]) bacteria and chemical fertilizer treatments on wheat yield and quality parameters were compared with control treatment in present study. Significant differences were observed among treatments with regard …


Correlation Between The Protein Content And Mechanical Properties Of Wheat, Mehmet Başlar, Fati̇h Kalkan, Mazhar Kara, Mustafa Fati̇h Ertugay Jan 2012

Correlation Between The Protein Content And Mechanical Properties Of Wheat, Mehmet Başlar, Fati̇h Kalkan, Mazhar Kara, Mustafa Fati̇h Ertugay

Turkish Journal of Agriculture and Forestry

The mechanical properties of wheat varieties are important in the milling industry. This study investigated the correlation between the protein content of 5 wheat varieties and their mechanical properties of rupture force, energy absorbed, and hardness. Based on correlation coefficients, a strong correlation was found between the protein content of all wheat varieties investigated and their mechanical properties. The correlation levels between the protein content and rupture force, energy absorbed, and hardness were r = 0.953, 0.883, and 0.884 for X-X load orientation and r = 0.955, 0.963, and 0.954 for Y-Y load orientation, respectively.


Some Quality Characteristics Of Selected Durum Wheat (Triticum Durum) Landraces, Abdulvahi̇t Sayaslan, Mehmet Koyuncu, Ahmet Yildirim, Tuğba Güleç, Özlem Ateş Sönmezoğlu, Nejdet Kandemi̇r Jan 2012

Some Quality Characteristics Of Selected Durum Wheat (Triticum Durum) Landraces, Abdulvahi̇t Sayaslan, Mehmet Koyuncu, Ahmet Yildirim, Tuğba Güleç, Özlem Ateş Sönmezoğlu, Nejdet Kandemi̇r

Turkish Journal of Agriculture and Forestry

Durum wheat (Triticum durum) is primarily used for the production of high-quality pasta products because of its certain superior characteristics. Wheat landraces are locally adapted diverse populations evolved through natural selection and are invaluable genetic resources for breeding programs. The search for new genetic resources all around the world has been underway to develop high-quality durum wheats. The purpose of this study was therefore to determine the pasta quality-associated characteristics of 12 durum wheat landraces (Bağacak, Beyaziye, İskenderiye, Sorgül, Karakılçık, Beyaz Buğday, Ağ Buğdayı, Bintepe, Havrani, Çalıbasan, Hacı Halil, and Akçakale) compared to 2 well-established high-quality durum wheat cultivars, Kyle …


Differences In Some Physical And Chemical Properties Of Wheat Grains From Different Parts Within The Spike, Hüseyi̇n Boz, Kami̇l Emre Gerçekaslan, Mehmet Murat Karaoğlu, Hali̇s Gürbüz Kotancilar Jan 2012

Differences In Some Physical And Chemical Properties Of Wheat Grains From Different Parts Within The Spike, Hüseyi̇n Boz, Kami̇l Emre Gerçekaslan, Mehmet Murat Karaoğlu, Hali̇s Gürbüz Kotancilar

Turkish Journal of Agriculture and Forestry

There is not enough information on the distribution of grain components from different areas within a spike of wheat. The aim of this study was to determine how grain position affects some physical and chemical properties of grains. Grain size, thousand-grain and hectoliter weight, Zeleny sedimentation, falling number, wheat color, grain hardness, wet and dry gluten contents, and protein and ash contents were determined in grains from different parts of the spike (bottom, middle, and top) in Karasu-90, Palandöken-97, Yıldırım, Bezostaya-1, and Doğu-88 wheat varieties. Grain position in the spike had a significant effect on some physical and chemical properties …


Stem Reserve Accumulation And Mobilization In Wheat (Triticum Aestivum L.) As Affected By Sowing Date And N – P – K Levels Under Mediterranean Conditions, Amir Aynehband, Maryam Valipoor, Esfandiar Fateh Jan 2011

Stem Reserve Accumulation And Mobilization In Wheat (Triticum Aestivum L.) As Affected By Sowing Date And N – P – K Levels Under Mediterranean Conditions, Amir Aynehband, Maryam Valipoor, Esfandiar Fateh

Turkish Journal of Agriculture and Forestry

Some parts of the dry matter accumulated in the wheat stem during the vegetative period are translocated to grain during the grain-filling period. This study assesses the changes in dry matter accumulation in wheat, and the translocation of different internodes of the main stem as affected by some cultural practices. Field experiments, including 3 sowing dates (early, conventional, and late), and 4 N - P - K levels, F_1 - (0 - 0 - 0), F_2 - (110 - 90 - 80), F_3 - (70 - 50 - 40) and F_4 - (150 - 130 - 120), were conducted at …


Allelopathic Potential Of Euphorbia Helioscopia L. Against Wheat (Triticum Aestivum L.), Chickpea (Cicer Arietinum L.) And Lentil (Lens Culinaris Medic.), Asif Tanveer, Aqeel Rehman, Muhammad Mansoor Javaid, Rana Nadeem Abbas, Muhammad Sibtain, Azraf Ul Haq Ahmad, Muhammad Sahid Ibin-I-Zamir, K. M. Chaudhary, A. Aziz Jan 2010

Allelopathic Potential Of Euphorbia Helioscopia L. Against Wheat (Triticum Aestivum L.), Chickpea (Cicer Arietinum L.) And Lentil (Lens Culinaris Medic.), Asif Tanveer, Aqeel Rehman, Muhammad Mansoor Javaid, Rana Nadeem Abbas, Muhammad Sibtain, Azraf Ul Haq Ahmad, Muhammad Sahid Ibin-I-Zamir, K. M. Chaudhary, A. Aziz

Turkish Journal of Agriculture and Forestry

Studies investigating the allelopathic effect of root, stem, leaf, and fruit water extracts and infested soil of Euphorbia helioscopia L. on the seed germination and seedling growth of wheat, chickpea, and lentil were conducted in a completely randomized design with 4 replications. Water extracts of root, stem, leaf, and fruit were prepared by soaking dried plant parts of E. helioscopia in water (1:20 w/v) for a period of 24 h. Seedling emergence, seedling vigor index, and total dry weight of wheat, chickpea, and lentil seedlings were significantly reduced when these crops were grown in soil taken from an E. helioscopia …


Field Resistance Of Wheat (Triticum Aestivum L.) Genotypes From Different Countries To Leaf Rust (Puccinia Triticina), Beyhan Akin, Nusret Zenci̇rci̇, İzzet Özseven Jan 2008

Field Resistance Of Wheat (Triticum Aestivum L.) Genotypes From Different Countries To Leaf Rust (Puccinia Triticina), Beyhan Akin, Nusret Zenci̇rci̇, İzzet Özseven

Turkish Journal of Agriculture and Forestry

Puccinia triticina causes leaf rust in wheat and results in severe yield losses in mild wheat growing areas of Turkey: Thrace, Marmara, Mediterranean, and Çukurova. A feasible way to avoid any damage is to grow slow rusting cultivars. We evaluated 94 wheat genotypes from different countries and 39 leaf rust differentials for their reactions to leaf rust field epidemics. Slow rusting, though, requires both the prediction of Lr genes in the greenhouse and an effective screening of genotypes against the leaf rust field epidemics; the evaluation at the sites regularly favoring leaf rust epidemics like Adapazarı is also possible. Various …


Synergistic Effects Of The Inoculation With Plant Growth-Promoting Rhizobacteria And An Arbuscular Mycorrhizal Fungus On The Performance Of Wheat, Mohammad Saghir Khan, Almas Zaidi Jan 2007

Synergistic Effects Of The Inoculation With Plant Growth-Promoting Rhizobacteria And An Arbuscular Mycorrhizal Fungus On The Performance Of Wheat, Mohammad Saghir Khan, Almas Zaidi

Turkish Journal of Agriculture and Forestry

The synergistic effects of plant growth-promoting rhizobacteria and an arbuscular mycorrhizal (AM) fungus (Glomus fasciculatum) on plant growth, yield, and nutrient uptake of wheat plants were determined in field conditions. The triple inoculation of Azotobacter chroococcum with Bacillus and Glomus fasciculatum significantly increased the dry matter by 2.6-fold above the control. Grain yield of plants inoculated with A. chroococcum together with Bacillus sp. and G. fasciculatum was 2-fold higher than that of non-inoculated plants, at 135 days after sowing (DAS). The maximum increase in grain protein (255.2 mg g^{-1}) was observed in plants inoculated with A. chroococcum with Bacillus sp., …


Inheritance Of Cold Tolerance In Common Wheat (Triticum Aestivum L.), Omid Sofalian, Seyyed Abolghasem Mohammadi, Saeid Aharizad, Mohammad Moghaddam, Mohammad Reza Shakiba Jan 2006

Inheritance Of Cold Tolerance In Common Wheat (Triticum Aestivum L.), Omid Sofalian, Seyyed Abolghasem Mohammadi, Saeid Aharizad, Mohammad Moghaddam, Mohammad Reza Shakiba

Turkish Journal of Agriculture and Forestry

Low temperature is one of the most severe abiotic stresses limiting wheat growth, productivity, and distribution. Understanding the genetic nature of cold and frost tolerance is regarded as the primary step in wheat breeding programs. This study used a winter wheat cultivar, Norstar, which has a high level of cold tolerance (LT_{50} = -22.3 ºC), and a highly cold-susceptible Iranian spring wheat variety, Zagros (LT_{50} = -3.5 °C), as parental lines to develop different generations. Seven generations, P_1, P_2, F_1, F_2, F_{2:3}, BC_1, and BC_2, were used for generation mean and generation variance analysis for estimating genetic effects and variances, …


Controlling Foliar Blight Of Wheat In South Asia: A Holistic Approach, Etienne Duveiller, R. C. Sharma, D. Mercado, H. Maraite, M. R. Bhatta, G. Ortiz-Ferrara, D. Sharma Jan 2005

Controlling Foliar Blight Of Wheat In South Asia: A Holistic Approach, Etienne Duveiller, R. C. Sharma, D. Mercado, H. Maraite, M. R. Bhatta, G. Ortiz-Ferrara, D. Sharma

Turkish Journal of Agriculture and Forestry

Foliar blight is a major biotic constraint to wheat in the Gangetic plains of south Asia, particularly in the rice-wheat system. The disease occurs as a complex of spot blotch and tan spot caused by C. sativus and P. tritici-repentis, respectively. Yield losses reach on average 15% but are variable depending on sowing time, years, locations and stress conditions. Resistance breeding has been the cornerstone of the control strategy. Through international agricultural research efforts in collaboration with National Agricultural Research Systems (NARS), resistance sources from China, Zambia and Brazil were identified and novel germplasm such as synthetic hexaploid wheats derived …


Breeding Of Winter Wheat (Triticum Aestivum L.) For Different Adaptation Types In Multifunctional Agricultural Production, Zoltan Bedo, Laszlo Lang, Otto Veisz, Gyula Vida Jan 2005

Breeding Of Winter Wheat (Triticum Aestivum L.) For Different Adaptation Types In Multifunctional Agricultural Production, Zoltan Bedo, Laszlo Lang, Otto Veisz, Gyula Vida

Turkish Journal of Agriculture and Forestry

Germplasm research for sustainable wheat production has undergone a significant development in recent years. Considerable progress has been witnessed in breeding, especially with the selection of winter wheat genotypes with better adaptability to different technological systems in multifunctional agricultural production. The selection of wheat genotypes with abiotic and biotic resistance, stable performance under different fertilizer applications and for various technological systems, will contribute to the development of germplasm with special adaptation type and to that of environment-friendly technologies.


The Impact Of Genomics And Genetics On Wheat Quality Improvement, John Snape, Lesley Fish, David Leader, Robert Bradburne, Adrian Turner Jan 2005

The Impact Of Genomics And Genetics On Wheat Quality Improvement, John Snape, Lesley Fish, David Leader, Robert Bradburne, Adrian Turner

Turkish Journal of Agriculture and Forestry

This paper discusses how genetic and genomic tools may be used to understand the genetical and molecular control of cereal quality and to develop tools for its manipulation by conventional and genetic engineering approaches. Comprehensive genetic maps are a first step in the genetical and molecular analysis of traits and these now allow the dissection of the genetical control of complex traits. As an example, data on the genetical control of grain protein content in UK winter wheats is presented. From a series of field trials, several potentially useful new QTLs were identified on chromosomes 2B, 5D, 6A, 6B, 7A …


International Cooperation For Winter Wheat Improvement In Central Asia: Results And Perspectives, Alexei I. Morgounov, H.-J. Braun, H. Ketata, R. Paroda Jan 2005

International Cooperation For Winter Wheat Improvement In Central Asia: Results And Perspectives, Alexei I. Morgounov, H.-J. Braun, H. Ketata, R. Paroda

Turkish Journal of Agriculture and Forestry

Crop production in Central Asia has long history going back to 2000-3000 years BC. The farming in the past was mainly concentrated in irrigated areas along the two main river basins: AmuDarya and Syr-Darya. Wheat cultivation in Central Asia in the 20th century concentrated primarily in rainfed area. The breeding work conducted at several stations in the region was initially based on local landraces and resulted in adapted varieties. However, the breeding work was not consistent and interrupted. Since 1991 the wheat became an important crop due to food security concern and replaced cotton in some areas. The modern varieties …