Digital Commons Network^™

Winter Wheat Yield And Yield Components As Affected By Soil Tillage Systems, Irena Jug, Danijel Jug, Mirjana Sabo, Bojan Stipesevic, Miro Stosic

Turkish Journal of Agriculture and Forestry

Eight different soil tillage systems (TS) for winter wheat after soybean crop production were compared at the chernozem soil type in Croatian Baranya region in a 4-year period (2001/2002, 2002/2003, 2003/2004, 2004/2005). Tillage systems were: CT) conventional tillage, based on autumn mouldboard ploughing; DH) autumn disc harrowing; CH) autumn disc harrowing + chiselling; NT) No-tillage; CSDW) DH for winter wheat, alternated with CT for previous crop soybean; CWDS) CT for wheat, DH for soybean; CsNw) NT for wheat, CT for soybean; and CwNs) CT for wheat, NT for soybean. The dry conditions experienced in 2002/2003 decreased at half winter wheat …

Genetic Analysis Of Preharvest Sprouting Tolerance In Bread Wheat (Triticum Aestivum L. Emend. Thell.), Cemal Yücel, Faheem Shehzad Baloch, Rüştü Hati̇poğlu, Hakan Özkan

Turkish Journal of Agriculture and Forestry

Rains during grain ripening in wheat (Triticum aestivum L.) can cause preharvest sprouting (PHS), which drastically affects the grain yield and the baking quality of flour. In the present study, to screen 7 cultivars and 4 lines of spring bread wheat for PHS, germination tests were conducted with seeds obtained from wet spikes harvested immediately after natural rainfall. Germination tests were carried out as 3 different treatments: 1) seeds immediately germinated after hand-threshing on sampling day (T_1), 2) seeds germinated 1 week later after hand-threshing (T_2), and 3) 10 intact spikes kept on paper under laboratory conditions at room temperature, …

Effect Of Exogenously Applied Spermidine On Growth And Physiology Of Citrus Rootstock Troyer Citrange Under Saline Conditions, Muhammad Akbar Anjum

Turkish Journal of Agriculture and Forestry

The aim of this study was to assess the effects of spermidine (Spd) on ameliorating adverse effects of salinity in Troyer citrange seedlings. For this purpose, 6-month-old, uniform-sized seedlings of Troyer citrange were transplanted to plastic containers containing Hoagland nutrient solution. Addition of 75 mM NaCl into the nutrient solution reduced the plant growth, leaf chlorophyll content, chlorophyll fluorescence yield (Fv/Fm), net photosynthetic rate, respiration rate, and total Spd, N, and Ca^{2+} + Mg^{2+} contents of the leaves. It increased the leaf proline, total putrescine (Put), total spermine (Spm), Na^+, and Cl^- contents of the leaves. Addition of Spd (0.1 …

Effects Of Nitrogen And Harvesting Time On Chemical Composition Of Biomass Of Sudan Grass, Fodder Sorghum, And Their Hybrid, Dorde Glamoclija, Snezana Jankovic, Sveto Rakic, Radojka Maletic, Jela Ikanovic, Zeljko Lakic

Turkish Journal of Agriculture and Forestry

The subject of this study is 2-year variability research (2007 and 2008) of the chemical composition of naturally dried biomass samples of 3 different sorghum species, which are widely used in the southeast Balkans. Samples of Sudan grass Zora, fodder sorghum NS-Dzin, and their hybrid Siloking were examined based on the quantity of used nitrogen and the harvest time. Plants were grown in the experimental field of Radmilovac (property of the Faculty of Agriculture in Belgrade) in a randomized block, split-split plot design with 3 replications for 2 years. Naturally dried biomass with the highest amount of total proteins was …

Determination Of Protein And Gluten Quality-Related Parameters Of Wheat Flour Using Near-Infrared Reflectance Spectroscopy (Nirs), Mehmet Başlar, Mustafa Fati̇h Ertugay

Turkish Journal of Agriculture and Forestry

Wet chemistry analyses done for quality control purposes in wheat and flour processing are time-consuming. Near-infrared spectroscopy (NIRS) as an alternative technology to conventional methods allows us to obtain results in a few seconds. In this study, NIRS was used in the development of calibration models for protein, wet and dry gluten contents and Zeleny sedimentation of flours from the grinding of 120 varieties of bread wheat collected from different regions of Turkey. Therefore, spectra in the range of 1100 to 2500 nm of the flours were acquired by scanning with the NIRSystems 6500 monochromator. Multiple linear regression (MLR) and …

Effect Of Mycorrhizal Inoculation On Growth, Nitrogen Fixation, And Nutrient Uptake In Cicer Arietinum (L.) Under Salt Stress, Neera Garg, Shikha Chandel

Turkish Journal of Agriculture and Forestry

Most legumes in natural conditions form a symbiosis with arbuscular mycorrhizal (AM) fungi. AM fungi in saline soils have been reported to improve salinity tolerance and growth in plants. In the present study, interaction between mycorrhizal fungus, Glomus mosseae, and salinity stress in relation to plant growth, nitrogen fixation, and nutrient accumulation was evaluated in Cicer arietinum (L.) (chickpea). Two genotypes of chickpea (Pusa-329, salt tolerant, and Pusa-240, salt sensitive) were compared under different levels of salinity with and without mycorrhizal inoculations. Salt stress resulted in a noticeable decline in shoot and root dry matter accumulation, resulting in a decline …

Effect Of Sowing Time On Grain Yield, Oil Content, And Fatty Acids In Rapeseed (Brassica Napus Subsp. Oleifera), Hakan Turhan, Muhammet Kemal Gül, Cem Ömer Egesel, Fati̇h Kahriman

Turkish Journal of Agriculture and Forestry

Sowing time is an important factor affecting crop yield and quality, especially in arid and semi-arid regions. The aim of this research was to investigate the effects of sowing time on the growth, yield, and quality of rapeseed genotypes and to determine genotype × sowing time interactions for grain yield and its related traits. The study was carried out using 8 winter rapeseed genotypes (H604049, H604038, H604041, Viking, Elan, Titan, Lorenz, and Trabant) and 4 sowing times (10 October, 20 October, 30 October and 10 November) during the 2005-2006 and 2006-2007 growing seasons. An NIRS system was used to determine …

Generative And Fruit Quality Characteristics Of Primocane Fruiting Red Raspberry Cultivars, Jasminka M. Milivojevic, Mihailo D. Nikolic, Jelena J. Dragisic Maksimovic, Dragan D. Radivojevic

Turkish Journal of Agriculture and Forestry

Eight primocane fruiting red raspberry cultivars grown at the Experimental station "Radmilovac", a collective raspberry orchard of the Faculty of Agriculture, Belgrade University, were harvested in 2008 and 2009. The cultivars evaluated were 'Autumn Bliss', 'Lyulin', 'Polana', 'Polka', 'Himbo Top', 'Ruby', 'Rossana', and 'Heritage'. All cultivars were evaluated for their standard parameters of productivity (number of fruiting laterals and fruit per primocane, both yield per primocane and per meter of hedgerow) and fruit quality (fruit weight, number of drupelets per fruit, soluble solids content, and titratable acidity), and also of nutritional value (Total Antioxidant Capacity (TAC) and Total Phenolics (TPH)). …

Effect Of Different Irrigation Water Salinities On Some Yield And Quality Components Of Two Field-Grown Cucurbit Species, Li Zong, Anna Tedeschi, Xian Xue, Tao Wang, Massimo Menenti, Cuihua Huang

Turkish Journal of Agriculture and Forestry

Using irrigation water with a salinity level of 0.8, 2, and 5 g L^{-1}, the impact of saline water irrigation on the yield and quality of 2 Chinese Cucurbit species, melon (Cucumis melo cv. Huanghe) and watermelon (Citrullus lanatus. convar megulaspemus) were studied in Minqin Oasis, northwestern China. Our results show that melon yields decreased as water salinity increased, just as concentrations of glutamic acid content rose, although the concentration of most amino acids did not differ significantly. In contrast, watermelon yields decreased significantly as water salinity rose, and fruit number, fruit firmness, fruit crude protein, and essential amino acid …

Aba-Mediated Proline Synthesis In Cowpea Leaves Exposed To Water Deficiency And Rehydration, Roberto Cezar Lobo Da Costa, Allan Klynger Da Silva Lobato, Joaquim Albenísio Gomes Da Silveira, Haywood Dail Laughinghouse Iv

Turkish Journal of Agriculture and Forestry

The aim of this study was (i) to evaluate the impact of water deficit and rehydration on nitrogen compounds and abscisic acid of Vigna unguiculata leaves, and (ii) to investigate the hypothesis that abscisic acid influences proline. The experimental design was entirely randomized in a factorial design, with 2 water conditions (control and stress) and 7 evaluation periods (0, 1, 2, 3, and 4 days under water deficit, followed by the 5th and 6th day under rehydration). The leaf relative water content presented significant reduction, presenting a lower value on the 4th day of treatment under water deficit. After rehydration, …

Effect Of Mini-Plug Container Depth On Root And Shoot Growth Of Four Forest Tree Species During Early Developmental Stages, Panagiota Kostopoulou, Kalliopi Radoglou, Olympia Dini-Papanastasi, Christina Adamidou

Turkish Journal of Agriculture and Forestry

The container type used in nursery culture is among the most important determinants of containerised seedling quality. The objective of the present study was to analyse root and shoot growth, root growth potential, and photochemical efficiency of seedlings of Picea abies, Robinia pseudoacacia, Pinus brutia, and Pinus nigra cultivated for 5 weeks in mini-plugs of 2 different cavity depths (37 and 60 mm). The results showed that precultivation of P. nigra and, to a lesser extent, of R. pseudoacacia in deeper mini-plug containers improved seedling morphological attributes and quality, but shallow containers produced better quality seedlings of P. abies. In …

Water Dynamics And Productivity In Dehydrated Watermelon Plants As Modified By Red Polyethylene Mulch, Peter Ferus, Silvia Ferusova, Jan Kona

Turkish Journal of Agriculture and Forestry

In order to describe changes in water regime and production parameters caused by red polyethylene (PE) mulch in dehydrated watermelon (Citrullus lanatus (Thunb.) Matsum. & Nakai) plants, as well as to define their transpiration efficiency (TE) and water use efficiency (WUE) under different temperature environments, 2 individual pot experiments (summer external experiment and autumnal greenhouse experiment) were conducted. We found that red mulch reduced leaf relative water content (RWC) fall caused by water restriction but osmotic adjustment (OA) was not responsible for this stress alleviation. A general OA was observed in the course of dehydration, possibly associated with developmental changes …

Global Perspectives On First Generation Liquid Biofuel Production, Rok Fink, Saso Medved

Turkish Journal of Agriculture and Forestry

Transport today is mostly sustained by liquid fossil fuels, despite the fact that the invention of the combustion engine started with biofuels. However, known environmental impacts and the instability of the fossil-fuel market have revived the status of biofuels. Some concerns have appeared regarding how emerging global climate changes will affect biofuels' feedstock production, since agriculture is strongly dependent on climate variables. Therefore, numerical models were introduced to calculate how temperature and precipitation could affect crop production for biodiesel and bioethanol production. Furthermore, 4 scenarios projected by the Intergovernmental Panel on Climate Change were put into the calculations. The results …

Critical Period Of Weed Control In Chickpea Under Non-Irrigated Conditions, Işik Tepe, Murat Erman, Reyyan Yergi̇n, Beki̇r Bükün

Turkish Journal of Agriculture and Forestry

The present study was conducted during the growing seasons of 2005, 2006, and 2007 to determine the critical period of weed control (CPWC) in chickpea (cv. Aziziye 94). In order to evaluate the beginning of CPWC, weeds were allowed to compete at weekly intervals for 1 to 8 weeks after emergence (WAE) and, at the end of CPWC, plots were kept weed-free at weekly intervals for 1 to 8 WAE by periodic hand hoeing. The beginning and the end of CPWC were based on 5% acceptable yield loss (AYL) levels, which were determined by fitting logistic and Gompertz equations to …

Molecular Cloning And Functional Characterization Of A Na+/H+ Antiporter Gene From Halophyte Spartina Anglica, Tao Lan, Yuanlin Duan, Bin Wang, Yuanchang Zhou, Weiren Wu

Turkish Journal of Agriculture and Forestry

Na^+/H^+ antiporters have been suggested to play important roles in salt tolerance in plants. English cordgrass (Spartina anglica) is a gramineous halophyte with very strong salt tolerance. It possesses salt glands in its stems and leaves, through which excess salt can be excreted. In this study, a vacuolar Na^+/H^+ antiporter homologous gene (temporarily named SaNHX1) was isolated from Spartina anglica by RT-PCR and rapid amplification of cDNA ends (RACE). Southern blot analysis suggested that there might be 2 or 3 copies of the vacuolar Na^+/H^+ antiporter genes in the English cordgrass genome. Northern blot analysis showed that the expression of …

Soil Formation Overlying Volcanic Materials At Mount Erenler, Konya, Turkey, Sidika Özcan, Hasan Hüseyi̇n Özayteki̇n

Turkish Journal of Agriculture and Forestry

Studies of soils developed on volcanic materials are insufficient in Turkey in light of the wide distribution of these soils. The objectives of the present work were to assess the influence of climate and other soil-forming factors on physical, chemical, and mineralogical characteristics and pedological processes in the soil genesis and soil classification of 4 volcanic soil profiles derived from andesitic parent material, and to determine whether they meet the requirements for classification as Andisols. Collected from a semiarid climate in Konya, Turkey, these soils are characterized as medium- and fine-textured with low organic matter content, low cation exchange capacity, …

Estimation Of Single Leaf Chlorophyll Content In Sugar Beet Using Machine Vision, Parviz Ahmadi Moghaddam, Mohammadali Haddad Derafshi, Vine Shirzad

Turkish Journal of Agriculture and Forestry

Estimating crop nitrogen status accurately during side-dressing operations is essential for effective management of site-specific nitrogen applications. Variable rate technology (VRT) is one of the major operations in precision agriculture to reduce environmental risks and increase fertilizer use efficiency. In the present study, color image analysis was performed to estimate sugar beet leaf chlorophyll status. The experiment was carried out in a phytotron and nitrogen was applied at 6 levels to the sugar beet grown in pots. Chlorophyll level of the leaves was measured by a SPAD-502 chlorophyll meter. To estimate chlorophyll status, a neural-network model was developed based on …

Exploration Of Genotype Specific Fingerprinting Of Nigella Sativa L. Using Rapd Markers, Muhammad Sajjad Iqbal, Shahid Nadeem, Shahid Mehboob, Abdul Ghafoor, Muhammad Ibrahim Rajoka, Afsari Sharif Qureshi, Bushra Niaz

Turkish Journal of Agriculture and Forestry

Nigella sativa L. has industrial, cosmetic, and pharmaceutical uses but has not been adequately characterized in Pakistan. This investigation was carried out to explore genotype specific fingerprinting of 32 N. sativa L. genotypes based on randomly amplified polymorphic DNA markers. From 58 random primers used, 15 primers generated 249 reproducible and scorable amplification products across all the genotypes, out of which 164 (66%) fragments were polymorphic revealing a high level of polymorphism among these genotypes. The proportion of common bands was low (34%). The size of the amplification products on agarose gels ranged between 0.5 and 10.0 kb. In 13 …

Fertilization Enhances Growth, Yield, And Xanthophyll Contents Of Marigold, Iftikhar Ahmad, Muhammad Asif, Atyab Amjad, Sagheer Ahmad

Turkish Journal of Agriculture and Forestry

The effects of various NPK levels on growth, flowering, and xanthophyll contents of African marigold (Tagetes erecta, 'Double Eagle') and French marigold (Tagetes patula, 'Yellow') were investigated. Plant height, number of branches plant^{-1}, leaf area (cm^2), total chlorophyll contents (mg g^{-1}), number of flowers plant^{-1}, flower diameter, flower quality, fresh and dry weight of a flower, total flower weight plant^{-1}, blooming period, and days to flowering were maximum with 15:10:10 g m^{-2} NPK application. However, leaf nitrogen, phosphorus, and potassium contents reached the highest values with 15:20:10, 5:20:10, and 10:20:10 g m^{-2} NPK application, respectively. Xanthophyll contents were higher in …

Nebline, January 2011

NEBLINE Newsletter Archive from Nebraska Extension in Lancaster County

Feature: Tightening Your Belt in Tough Times

Farm Views

Horticulture

Food & Fitness

Home & Family Living

Environmental Focus

Urban Agriculture

4-H & Youth

Community Focus

Extension Calendar

Nutrition Education Program

Family and Community Education (FCE) Clubs

and other extension news and events

Annual Report Special Pullout Section

Contents, Discovery Editors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.

Instructions For Authors, Discovery Editors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.

Forgotten Foods: The Impact Of Western Development On Eating Habits Among Women In Dehradun, India, Stephanie L. Leite

Capstone Collection

This paper investigates the impact that Western development has had on eating habits among women living in the greater Dehradun area of India over the last century. Research was undertaken while working at Bija Vidyapeeth, an organic farm and educational center operated by the Indian-based Non-Governmental Organization, Navdanya. Primary data was collected by interviewing twelve women from four families, spanning three generations and ranging in age from 106 to 20. Two of the four families live in the urban center of Dehradun, while the other two families practice farming outside the city limits. Interviews revealed a generational change in eating …

Quantitative Trait Loci (Qtl) Analysis For Antioxidant And Agronomically Important Traits In Tomato (Lycopersicon Esculentum), Bi̇lal Ökmen, Hasan Özgür Şiğva, Nergi̇z Gürbüz, Mehmet Ülger, Anne Frary, Sami̇ Doğanlar

Turkish Journal of Agriculture and Forestry

Tomato is one of the most widely produced and consumed vegetable crops worldwide. Plant breeders have usually focused on improvement of horticulturally important traits such as yield, fruit size, shape and colour. With increased attention on human health, however, plant breeders also consider the improvement of health-related traits of fruits and vegetables such as antioxidant characters. In the present study, genes controlling both health-related and horticulturally important traits were mapped in the tomato genome using 152 Lycopersicon hirsutum BC_2F_2 individuals. For this aim, all plants were phenotypically and genotypically characterised and a total of 75 QTLs were identified for all …

Effects Of Tall Fescue And Lactate Dehydrogenase Genetic Polymorphisms On Dairy Heifer Growth And Immune Function, Rachel Henry, Marites Sales, Charles Rosenkrans Jr.

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

Objectives of this project were to evaluate polymorphisms in upstream elements of the lactate dehydrogenase B (LDHB) gene in crossbred dairy heifers (n = 27) and their effects on immune function and heifer growth when grazing endophyte-infected tall fescue. Two cultivars of tall fescue were utilized: Kentucky 31 (KY31), a wild-type endophyte-infected tall fescue, and HiMag 4 (HiMag), a domesticated non-toxic endophyte-infected tall fescue. Crossbred dairy heifers (Holstein × Jersey) were stratified by weight and randomly allotted to forage. The LDHB gene codes for one subunit of lactate dehydrogenase (LDH), an enzyme that catalyzes pyruvate to lactate and back to …

Overcoming The Obstacles To Sustainability In Ghana, Ashley M. Scott

CMC Senior Theses

For several decades following its independence from Great Britain, Ghana’s policies continued to promote over-extraction of natural resources to the detriment of its economy and rural communities.  Agricultural and forestry policy has gradually evolved to foster more sustainable and equitable practices, as in building partnerships with the private sector to fund infrastructure improvements.  Policy has recently recognized the dire need to adopt agricultural practices and means of forest resource extraction that are compatible with ecological stewardship.  However, many shortcomings are still apparent.  Large logging operations completely disregard forestry regulations with impunity, whereas rural sustenance extractors are severely punished in the …

Letter From The Dean, Michael Vayda

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.

Discovery: The Student Journal Of Dale Bumpers College Of Agricultural, Food And Life Sciences - Volume 12 2011, Several Authors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.

Micrometeorological Observations Above A Japanese Red Pine Forest Within The Growing Season, Pedram Attarod, Masatoshi Aoki, Vilma Bayramzadeh, Mohammad Taghi Ahmadi

Turkish Journal of Agriculture and Forestry

Knowledge of vegetation-atmosphere interactions has great importance in ecological research, and to recognize these effective interactions, the collection and interpretation of micrometeorological data are essential. The main goal of this study was to understand the trends of evapotranspiration (ET) and other micrometeorological parameters within the growing season above a Japanese red pine forest in Japan. To measure ET, the Bowen ratio-energy balance approach was employed. These measurements were used with the Penman-Monteith reference evapotranspiration (ET_0) in order to create crop coefficients (K_c) by the ratio of ET:ET_0. Mean daily ET on the dry and rainy days was found to be …

Moving Micronutrients From The Soil To The Seeds: Genes And Physiological Processes From A Biofortification Perspective, Brian M. Waters, Renuka P. Sankaran

Department of Agronomy and Horticulture: Faculty Publications

The micronutrients iron (Fe), zinc (Zn), and copper (Cu) are essential for plants and the humans and animals that consume plants. Increasing the micronutrient density of staple crops, or biofortification, will greatly improve human nutrition on a global scale. This review discusses the processes and genes needed to translocate micronutrients through the plant to the developing seeds, and potential strategies for developing biofortified crops.