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Full-Text Articles in Forest Sciences
Technical Evaluation Of Transplanters' Performance For Potted Seedlings, Davut Karayel, Murad Çanakci, Mehmet Topakci, Ali̇ Aktaş, Hakdan Aytem, Zi̇ta Kriauciuniene
Technical Evaluation Of Transplanters' Performance For Potted Seedlings, Davut Karayel, Murad Çanakci, Mehmet Topakci, Ali̇ Aktaş, Hakdan Aytem, Zi̇ta Kriauciuniene
Turkish Journal of Agriculture and Forestry
This research was conducted to evaluate the performance of disc, carrousel and dibble-type transplanters for potted tomato and watermelon seedlings in field conditions. Intra row distance, transplantation depth, the gripping force of seedlings to the soil, vertical position, damage of seedling and seedling survival rate were determined to evaluate performance of transplanters. The disc and carrousel-type transplanters place the seedlings into furrow and the dibble-type transplanter places the seedlings into the holes. According to field experiment results, distribution uniformity of intra row distance of dibble and carrousel-type transplanters were very well with the coefficient of variations between 3.52% and 5.55%. …
Effects Of Some Control Methods On Johnson Grass And Yield Components In Tomato Fields, Tamer Üstüner, Muhammad Al Sakran, Menderes Üstüner
Effects Of Some Control Methods On Johnson Grass And Yield Components In Tomato Fields, Tamer Üstüner, Muhammad Al Sakran, Menderes Üstüner
Turkish Journal of Agriculture and Forestry
Johnson grass is one of the most dangerous and difficult to control weeds. The aim of this study was to determine the effect of different control methods on Johnson grass in tomato fields and to investigate the effect of these methods on the phenological stages and yield indicators of tomatoes. The study was carried out during the 2019 and 2020 seasons. The experiment treatments were as follows: hand hoe, mulch, preemergence herbicide pendimethalin (5 L/ha), postemergence herbicide fluazifop-P-butyl (1 L/ha), and control parcels. The number of flowers, the number of branches, and the length of the plant were determined in …
Optimization Of Agrobacterium-Mediated Transformation And Regeneration For Crispr/Cas9 Genome Editing Of Commercial Tomato Cultivars, Zafer Seçgi̇n, Musa Kavas, Kubi̇lay Yildirim
Optimization Of Agrobacterium-Mediated Transformation And Regeneration For Crispr/Cas9 Genome Editing Of Commercial Tomato Cultivars, Zafer Seçgi̇n, Musa Kavas, Kubi̇lay Yildirim
Turkish Journal of Agriculture and Forestry
Tomato (Solanum lycopersicum) is the second most important horticultural crop worldwide that is widely used as a model plant in genetic manipulation of Solanaceae. CRISPR/Cas9 system has been successfully utilized in several studies for genome edition of model tomato cultivars. However, these genome editing systems should be also optimized for commercial tomato cultivar for direct application of genome editing in field conditions. In this study, we have optimized an Agrobacterium-mediated gene transfer and regeneration system for CRISPR/Cas9 genome editing in two commercial tomato cultivars for the first time. The effect of explant type, genotype, pre-transformation time, Agrobacterium concentration, infection time, …
Growth, Yield, And Calcium And Boron Uptake Of Tomato(Lycopersicon Esculentum L.) And Cucumber (Cucumis Sativus L.) Asaffected By Calcium And Boron Humate Application In Greenhouse Conditions, Melek Eki̇nci̇, Aslihan Esri̇ngü, Ati̇lla Dursun, Ertan Yildirim, Meti̇n Turan, Mehmet Rüştü Karaman, Tuba Arjumend
Growth, Yield, And Calcium And Boron Uptake Of Tomato(Lycopersicon Esculentum L.) And Cucumber (Cucumis Sativus L.) Asaffected By Calcium And Boron Humate Application In Greenhouse Conditions, Melek Eki̇nci̇, Aslihan Esri̇ngü, Ati̇lla Dursun, Ertan Yildirim, Meti̇n Turan, Mehmet Rüştü Karaman, Tuba Arjumend
Turkish Journal of Agriculture and Forestry
The objective of this study was to examine the effect of calcium humate, boron humate, and humic acid solutions on growth, yield, quality, and calcium and boron uptake of tomato (Lycopersicon esculentum L.) and cucumber (Cucumis sativus L.), as well as changes in soil nutrient status after crop harvest. Four different concentrations (500, 1000, 3000, and 5000 mg kg-1) of calcium humate (12% CaO, 15% humic and fulvic acid), boron humate (10% BOH4, 15% humic and fulvic acid), and humic acid (15% humic and fulvic acid) were used in this research. The results revealed that Ca humate, B humate, and …
Effects Of Arbuscular Mycorrhizal Fungus, Humic Acid, And Whey On Wilt Diseasecaused By Verticillium Dahliae Kleb. In Three Solanaceous Crops, Semra Demi̇r, Suat Şensoy, Elvan Ocak, Şefi̇k Tüfenkci̇, Emre Demi̇rer Durak, Çeknas Erdi̇nç, Hüsameddi̇n Ünsal
Effects Of Arbuscular Mycorrhizal Fungus, Humic Acid, And Whey On Wilt Diseasecaused By Verticillium Dahliae Kleb. In Three Solanaceous Crops, Semra Demi̇r, Suat Şensoy, Elvan Ocak, Şefi̇k Tüfenkci̇, Emre Demi̇rer Durak, Çeknas Erdi̇nç, Hüsameddi̇n Ünsal
Turkish Journal of Agriculture and Forestry
This study examined the effects of arbuscular mycorrhizal fungi (AMF), humic acid (HA), and whey (W) application on wilt disease caused by Verticillium dahliae Kleb. in tomato, pepper, and eggplant. Single, dual, and triple applications of AMF (2.5 g inocula of either Glomus mosseae or G. intraradices), HA (500 ppm), and W (50 mL kg-1) were found to improve the morphological growth and nutritional status of all three host species. Moreover, dual and triple applications reduced the severity of wilt disease caused by V. dahliae by between 40% and 70.5%. Triple application of AMF, HA, and W decreased the number …
Tomato Salt Tolerance: Impact Of Grafting And Water Compositionon Yield And Ion Relations, Gülüzar Duygu Semi̇z, Donald L. Suarez
Tomato Salt Tolerance: Impact Of Grafting And Water Compositionon Yield And Ion Relations, Gülüzar Duygu Semi̇z, Donald L. Suarez
Turkish Journal of Agriculture and Forestry
No abstract provided.
Effects Of Chlorine, Hydrogen Peroxide, And Ozone On The Reduction Of Mancozeb Residues On Tomatoes, Mehmet Fati̇h Cengi̇z, Muharrem Certel
Effects Of Chlorine, Hydrogen Peroxide, And Ozone On The Reduction Of Mancozeb Residues On Tomatoes, Mehmet Fati̇h Cengi̇z, Muharrem Certel
Turkish Journal of Agriculture and Forestry
In this study, the effects of widely used oxidizers (chlorine, hydrogen peroxide, and ozone) on the reduction of mancozeb residues on tomatoes were investigated. Mature tomato samples grown in a greenhouse were treated with mancozeb and collected at different time intervals. Mancozeb residue levels in the samples were determined for each interval using a gas chromatography-mass spectrometry method. A group of the samples with a residue level of approximately 3 mg kg^{-1} was selected for dipping solutions experiments. Selected samples were dipped into the chlorine (10 and 100 mg L^{-1}), hydrogen peroxide (10 and 100 mg L^{-1}), and ozone (1 …
Transcriptomic Analysis Of Tomato Lines Reveals Putative Stress-Specific Biomarkers, Monther Taha Sadder, Abdullah Alsadon, Mahmoud Wahb-Allah
Transcriptomic Analysis Of Tomato Lines Reveals Putative Stress-Specific Biomarkers, Monther Taha Sadder, Abdullah Alsadon, Mahmoud Wahb-Allah
Turkish Journal of Agriculture and Forestry
Different abiotic stresses recruit dedicated signaling and regulatory genes in plants. Genome-wide stress-specific biomarkers were investigated in tomatoes. Three major abiotic stresses were compared: drought, heat, and salinity. For each stress type, 2 different tomato lines were included: susceptible and tolerant. Gene expression was examined by hybridizing to an available tomato microarray. Several stress responsive genes were upregulated in tolerant as well as in susceptible lines for each stress. Comparative analysis of gene expression in response to stress (drought, heat, or salinity) resolved a number of common biomarkers, while other groups of putative biomarkers were associated with each abiotic stress. …
Pcr Detection Of Fusarium Oxysporum F. Sp. Radicis-Lycopersici And Races Of F. Oxysporum F. Sp. Lycopersici Of Tomato In Protected Tomato-Growing Areas Of The Eastern Mediterranean Region Of Turkey, Ayşegül Çolak, Mehmet Bi̇çi̇ci̇
Pcr Detection Of Fusarium Oxysporum F. Sp. Radicis-Lycopersici And Races Of F. Oxysporum F. Sp. Lycopersici Of Tomato In Protected Tomato-Growing Areas Of The Eastern Mediterranean Region Of Turkey, Ayşegül Çolak, Mehmet Bi̇çi̇ci̇
Turkish Journal of Agriculture and Forestry
Fusarium crown and root rot (caused by Fusarium oxysporum f. sp. radicis-lycopersici, FORL) and Fusarium wilt (caused by Fusarium oxysporum f. sp. lycopersici, FOL) are the most important diseases to affect tomatoes in protected growing conditions in the eastern Mediterranean region of Turkey. These diseases cause significant yield losses in this region. Polymerase chain reaction (PCR) studies were used to characterize 87 isolates from Adana and Mersin provinces, representative of different locations. Among them, 60% and 40% of the plants were determined to have FORL and FOL, respectively. FORL and FOL race 3 are the dominant pathogens in this region. …
Online Tomato Sorting Based On Shape, Maturity, Size, And Surface Defects Using Machine Vision, Omid Omidi Arjenaki, Parviz Ahmadi Moghaddam, Asad Moddares Motlagh
Online Tomato Sorting Based On Shape, Maturity, Size, And Surface Defects Using Machine Vision, Omid Omidi Arjenaki, Parviz Ahmadi Moghaddam, Asad Moddares Motlagh
Turkish Journal of Agriculture and Forestry
Online sorting of tomatoes according to their features is an important postharvest procedure. The purpose of this research was to develop an efficient machine vision-based experimental sorting system for tomatoes. Relevant sorting parameters included shape (oblong and circular), size (small and large), maturity (color), and defects. The variables defining shape, maturity, and size of the tomatoes were eccentricity, average of color components, and 2-D pixel area, respectively. Tomato defects include color disorders, growth cracks, sunscald, and early blight. The sorting system involved the use of a CCD camera, a microcontroller, sensors, and a computer. Images were analyzed with an algorithm …
Foliar Application Of Calcium Chloride And Borax Influences Plant Growth, Yield, And Quality Of Tomato (Lycopersicon Esculentum Mill.) Fruit, Abdur Rab, Ihsan-Ul Haq
Foliar Application Of Calcium Chloride And Borax Influences Plant Growth, Yield, And Quality Of Tomato (Lycopersicon Esculentum Mill.) Fruit, Abdur Rab, Ihsan-Ul Haq
Turkish Journal of Agriculture and Forestry
The influence of CaCl_2 and borax on growth, yield, and quality of tomato was investigated during the years 2009 and 2010. The experiment was laid out with a randomized complete block design. Calcium chloride (0.3% and 0.6%) and borax (0.2% and 0.4%) solutions were applied as foliar sprays either alone or in combination and data were recorded for plant height, branches per plant, flowers per cluster, fruits per plant, yield, fruit weight, fruit firmness, and total soluble solid content of the fruit. The application of CaCl_2 alone significantly increased the plant height and fruits per plant and decreased the incidence …
Effect Of Irrigation On Processing Tomato Yield And Antioxidant Components, Lajos Helyes, Andrea Lugasi, Zoltán Pék
Effect Of Irrigation On Processing Tomato Yield And Antioxidant Components, Lajos Helyes, Andrea Lugasi, Zoltán Pék
Turkish Journal of Agriculture and Forestry
A 2-year (2007 and 2008) open-field experiment was conducted to study the effects of irrigation on the yield parameters and main antioxidant components (lycopene, phenolic compounds, and ascorbic acid) of processing tomato. Two different treatments were applied: some plants were regularly irrigated, and some had their irrigation cut off 30 days before harvest. Both groups were compared with a rainfed control. Daily irrigation volume was calculated from the average daily temperature to reach optimum water supply. Fruits were harvested at the red-ripe maturity stage. The irrigated plants gave a significantly higher yield, and rainfed plants showed a yield loss. Irrigation …
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
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 …
Quality Parameters And Total Phenolic Content In Tomato Fruits Regarding Cultivar And Microclimatic Conditions, Nina Kacjan Marsic, Lea Gasperlin, Veronika Abram, Maja Budic, Rajko Vidrih
Quality Parameters And Total Phenolic Content In Tomato Fruits Regarding Cultivar And Microclimatic Conditions, Nina Kacjan Marsic, Lea Gasperlin, Veronika Abram, Maja Budic, Rajko Vidrih
Turkish Journal of Agriculture and Forestry
The aim of this research was to evaluate the color, firmness, and total phenolic (TP) content in tomatoes according to cultivar and growing conditions. Cultivars with oval, elongated, round, and cherry-shaped fruits of determinate tomato were grown in Mediterranean (Dragonja Valley) and continental regions. Experiments in the continental region were conducted outdoors (Ljubljana-field) and under a low tunnel (Ljubljana-tunnel). Results indicated that the color and firmness were significantly influenced by the typology of the cultivars and by the maturity stage associated with the climatic conditions. Oval, elongated, and cherry fruits had darker and more intensely red fruit skins, with significantly …
Section Abstracts: Agriculture, Forestry, And Aquaculture Science
Section Abstracts: Agriculture, Forestry, And Aquaculture Science
Virginia Journal of Science
Abstracts of the Agriculture, Forestry, and Aquaculture Science Section for the 88th Annual Meeting of the Virginia Academy of Science, May 20-21, 2010, James Madison University, Harrisonburg, VA.
Identification Of Potato Y Potyvirus (Pvy^O) Resistance In Wild And Cultivated Tomatoes, Fevzi̇ye Çelebi̇ Toprak, Emi̇nur Barutçu, Anne Frary, Sami̇ Doğanlar
Identification Of Potato Y Potyvirus (Pvy^O) Resistance In Wild And Cultivated Tomatoes, Fevzi̇ye Çelebi̇ Toprak, Emi̇nur Barutçu, Anne Frary, Sami̇ Doğanlar
Turkish Journal of Agriculture and Forestry
Potato Y potyvirus (PVY) is an important plant pathogen worldwide that infects and causes yield losses in the family Solanaceae including potato (Solanum tuberosum), pepper (Capsicum spp.), tomato (S. lycopersicum), and tobacco (Nicotiana tabacum). In this study, 20 different tomato accessions representing 6 different species were mechanically inoculated with PVY^O. The plants were scored visually for symptoms and then tested for presence of the virus 2-4 weeks after inoculation by ELISA. The results were variable. Most wild species of tomato sustained PVY^O replication in inoculated leaves. Some of the wild species showed an immune response, while some became systemically infected. …
Responses Of The Tomato (Lycopersicon Esculentum Mill.) Plant To Exposure To Different Salt Forms And Rates, İbrahi̇m Yokaş, A. Levent Tuna, Betül Bürün, Hakan Altunlu, Fi̇li̇z Altan, Cengi̇z Kaya
Responses Of The Tomato (Lycopersicon Esculentum Mill.) Plant To Exposure To Different Salt Forms And Rates, İbrahi̇m Yokaş, A. Levent Tuna, Betül Bürün, Hakan Altunlu, Fi̇li̇z Altan, Cengi̇z Kaya
Turkish Journal of Agriculture and Forestry
We aimed to investigate the effects of NaCl and Na_2SO_4 on seed and pollen germination of tomato (Lycopersicon esculentum Mill.) in vitro. In addition, the effects of NaCl, Na_2SO_4, and CaCl_2 on yield and quality, plant growth, some physiological parameters, and the distribution of mineral composition in greenhouse grown tomato plants were investigated. Seed germination was affected by high salinity treatments (MS and 1/2 MS). Pollen germination and pollen tube length were significantly affected by salt forms and doses. Pollen germination was blocked by the above doses of 50 mM NaCl and 30 mM Na_2SO_4. In the greenhouse experiment, with …
Effects Of Soil Solarization And Organic Amendment Treatments For Controlling Meloidogyne Incognita In Tomato Cultivars In Western Anatolia, Gali̇p Kaşkavalci
Effects Of Soil Solarization And Organic Amendment Treatments For Controlling Meloidogyne Incognita In Tomato Cultivars In Western Anatolia, Gali̇p Kaşkavalci
Turkish Journal of Agriculture and Forestry
The efficacy of soil solarization, Dazomet, chicken manure (CM), olive processing waste (OPW), and soil solarization in combination with CM or OPW or half doses of Dazomet against Meloidogyne incognita on tomato cultivars was investigated in greenhouses in western Anatolia, Turkey, between 2002 and 2004. The maximum soil temperature average was increased 47.1 °C by soil solarization alone at the 15 cm soil depth of soil in the first year. Soil solarization alone and in combination with CM increased the mean of maximum soil temperature by 41.2 and 40.9 °C respectively, at the 15 cm soil depth in the second …
The Effects Of Biological And Chemical Treatment On Gray Mold Disease In Tomatoes Grown Under Greenhouse Conditions, Fi̇gen Yildiz, Mehmet Yildiz, Nafi̇z Delen, Arzu Coşkuntuna, Pervi̇n Kinay, Hüseyi̇n Türküsay
The Effects Of Biological And Chemical Treatment On Gray Mold Disease In Tomatoes Grown Under Greenhouse Conditions, Fi̇gen Yildiz, Mehmet Yildiz, Nafi̇z Delen, Arzu Coşkuntuna, Pervi̇n Kinay, Hüseyi̇n Türküsay
Turkish Journal of Agriculture and Forestry
A total of 163 bacterial strains isolated from tomato leaves were evaluated for their ability to suppress gray mold (Botrytis cinerea Pers. ex Fr.) on tomatoes, and 4 strains consistently reduced the incidence of B. cinerea. These antagonist strains were identified as Pseudomonas fluorescens. The bacterial strains with in vitro resistance to fungicides were combined with low-dose fenhexamid in vivo. One strain of P. fluorescens (Pf163) reduced the disease incidence by an average of 78% on tomato plants inoculated with B. cinerea in greenhouse trials. In comparison to the control treatment, other P. fluorescens strains applied with low-dose fenhexamid reduced …
Host-Specific Toxin Production By The Tomato Target Leaf Spot Pathogen Corynespora Cassiicola, Şener Kurt
Host-Specific Toxin Production By The Tomato Target Leaf Spot Pathogen Corynespora Cassiicola, Şener Kurt
Turkish Journal of Agriculture and Forestry
The culture filtrate (CF) of Corynespora cassiicola, the causal agent of target leaf spot of tomato, produced visible small, pinpoint, water-soaked lesions on the lower surface of wounded, detached leaves after incubation for 48 h. The extraction, isolation and purification of C. cassiicola tomato (CCT) toxin was achieved by anion exchange and gel filtration chromatography. Treatments of the CF with Diaion HP-20 resin and Cosmosil C18-OPN gel were found to be highly effective. The toxin purified partially by cosmosil gel filtration was highly active against the tomato cultivar Momotaro used in the bioassay test, and the fraction eluted with 50% …
Nitrogen Fertiliser Recovery And Yield Response Of Greenhouse Grown And Fertigated Tomato To Root - Zone Soil Water Tension, Cevat Kirda, Nafi̇ Baytorun, M. Rifat Deri̇ci̇, H. Yildiz Daşgan, Çağatay Tanriverdi̇, Zekai̇ Gümüş
Nitrogen Fertiliser Recovery And Yield Response Of Greenhouse Grown And Fertigated Tomato To Root - Zone Soil Water Tension, Cevat Kirda, Nafi̇ Baytorun, M. Rifat Deri̇ci̇, H. Yildiz Daşgan, Çağatay Tanriverdi̇, Zekai̇ Gümüş
Turkish Journal of Agriculture and Forestry
Tomatoes were grown in a plastic greenhouse under 2 irrigation programmes and four N-fertiliser concentrations (0, 100, 150 and 200 mg N l^{-1}) of irrigation water. P and K concentrations were kept constant at 30 and 200 mg l^{-1}, respectively, for all N treatments. A drip irrigation system with single laterals centred between the plant rows, spaced 50 cm apart was used for irrigation as well as for feeding fertiliser solution (i.e. fertigation) during the experiment. Tensiometers, installed in 3 replicates at 45 cm soil depth and centred mid-way between 2 plants in rows, were used for irrigation scheduling. Two …
Kinetic Studies With Crude Tomato Alcohol Dehydrogenase, Emi̇n Yilmaz
Kinetic Studies With Crude Tomato Alcohol Dehydrogenase, Emi̇n Yilmaz
Turkish Journal of Agriculture and Forestry
Tomato alcohol dehydrogenase (ADH) is very important in the formation of fresh tomato aroma volatiles. The kinetic characterization and isolation of this enzyme may promote some in vitro applications. Kinetic studies of crude tomato ADH associated with NAD^+ cofactor revealed Km values of 2.03 mM for ethanol and 0.064 mM for NAD^+, a Vmax value of 24.51 µM/min, and an activation energy of 0.0208 kcal/mole. Variable pH measurements indicated that the enzyme is optimally active in a narrow range above pH 8.5. Dalziel coefficients were consistent with a sequential but not ordered mechanism. Also the enzyme was found to be …
Kinetic Studies With Crude Tomato Lipoxygenase, Emi̇n Yilmaz
Kinetic Studies With Crude Tomato Lipoxygenase, Emi̇n Yilmaz
Turkish Journal of Agriculture and Forestry
Crude tomato lipoxygenase (LOX) from ripe Florida47 tomatoes was used in this study. Extracted crude LOX was assayed spectrophotometrically. The effects of different buffers and pHs, substrate preparations, temperature and tissue location on LOX activity were evaluated. The enzyme was most active with MES buffer at a pH of 6.0 and a temperature of 25ºC. The best substrate was the first preparation with linoleic acid/Tween 20 at a ratio of 1:1.5. The kinetic parameters determined under the best conditions were a Km of 4.198 mM and a Vmax of 0.84 mM/min. The enzyme was heat labile, and most activity was …
The Effect Of Salicyclic Acid And Endomycorrhizal Fungus Glomus Etunicatumon Plant Development Of Tomatoes And Fusarium Wilt Caused By Fusarium Oxysporum F.Sp Lycopersici, Hülya Özgönen, Mehmet Bi̇çi̇ci̇, Ali̇ Erkiliç
The Effect Of Salicyclic Acid And Endomycorrhizal Fungus Glomus Etunicatumon Plant Development Of Tomatoes And Fusarium Wilt Caused By Fusarium Oxysporum F.Sp Lycopersici, Hülya Özgönen, Mehmet Bi̇çi̇ci̇, Ali̇ Erkiliç
Turkish Journal of Agriculture and Forestry
The effect of salicylic acid (SA)and Glomus etunicatum (GE)on plant development of tomatoes and infection potential of wilt disease Fusarium oxysporum f.sp lycopersici (Fol)were studied. The effects of different SA concentrations on mycelial development of Fol were tested in vitro and two concentrations of SA and GE were included in pot experiment. SA completely inhibited the mycelial development of Fol in vitro at concentrations from 0.6 mM to 1.0 mM and ED50 value was found as 0.51 mM. GE could increase dry weight of plant,length of shoot and root growth irrespective whether Fol infected the tomato plants. The root colonization …
The Chemistry Of Fresh Tomato Flavor, Emi̇n Yilmaz
The Chemistry Of Fresh Tomato Flavor, Emi̇n Yilmaz
Turkish Journal of Agriculture and Forestry
Tomato flavor results from taste components, aromatic volatiles and a complex interaction between them. Lack of characteristic flavor in supermarket tomatoes is a common consumer complaint. Sugars, organic acids, free amino acids, and salts are the main taste components. With over 400 volatile compounds identified, only thirty are present in concentrations over one ppb and of these, only 16 contribute significantly to the perceptible flavor. Radiolabeled substrate and enzyme denaturation studies have indicated involvement of some pathway enzymes in the biosynthesis of tomato aroma compounds. Studies of fresh tomato flavor are important for the efforts at improving fruit quality through …
The Effect Of Zinc On Alleviation Of Boron Toxicity In Tomato Plants (Lycopersicon Esculentum L.), Aydin Güneş, Mehmet Alpaslan, Yakup Çikili, Hesna Özcan
The Effect Of Zinc On Alleviation Of Boron Toxicity In Tomato Plants (Lycopersicon Esculentum L.), Aydin Güneş, Mehmet Alpaslan, Yakup Çikili, Hesna Özcan
Turkish Journal of Agriculture and Forestry
A greenhouse experiment involving four levels of boron (0, 5, 10 and 20 mg B kg -1) and the levels of zinc (0, 10 and 20 mg Zn kg -1) was conducted in tomato plants ( Lycopersicon esculentum L., cv., 'Lale'). Boron toxicity symptoms occurred at 10 to 20 mg kg -1 B levels. These symptoms were somewhat lower in the plants grown with applied Zn. Fresh and dry weights of the plants clearly decreased with applied B. However Zn treatments partially depressed the inhibitory effect of B on the growth. Increased levels of B increased the concentrations of B …