نتایج جستجو برای: relative fresh weight and chlorophyll contents wereobserved in treatments with 50 mg l

تعداد نتایج: 22744011  

Journal: :Agriculture 2023

Heat stress seriously affects the production of cool-season food legume crops such as garden peas. Seed priming is a widely used technique that increases germination and improves plant growth development, resulting in better field performance higher yield crops. In current study, we investigated three seed treatments—hydropriming (dH2O), osmopriming (2.2% w/v CaCl2), hormopriming (50 mg L?1 sal...

بهره مند, نادیا, عالم زاده انصاری, ناصر, مرتضوی, محمد حسن, پهلوزاده, عبدالمحمد,

Enhancing the quality of transplant to reduce production costs is an important in tomato production. For this reason, the effects of growth retardants and the planting date on the tomato plant (Cheff) were investigated in this study. The first experiment involved five treatments (Paclobutrazol 0, 250 and 500 mg/L and Cycocel 0, 500 and 1000 mg/L), based on a complete randomized design in Labora...

Increasing nitrogen absorption efficiency reduces use of excessive application of N. The effect of rootzone temperature on nitrogen absorption needs clarification. The experiment was conducted to investigate low (15°C, RTZ1), high (35°C, RTZ2) and optimum (25°C, RTZ3) root zone temperatures and nitrogen 52.5 (ND1), 78.75 (ND2) and 105 (ND0) mg∙L-1 levels on cucumber (Cucumis sativus L.), cv. Su...

Journal: :علوم باغبانی 0
فرزانه نوربخش ویدا چالوی وحید اکبرپور

introduction: rosemary (rosmarinus officinalis l.) is a perennial, ever green and fragrant plant belongs to lamiaceae family. vegetative parts of this plant have essential oil and compounds with anti oxidant and antibacterial properties which are used extensively in pharmaceutical, food and cosmetic industries. the use of biofertilizers such as vermicompost and nitroxin could have beneficial ef...

Journal: :بوم شناسی کشاورزی 0
آلاله متقیان همت اله پیردشتی محمدعلی بهمنیار

recently, increase in crop production depends on better seedling establishment, emergence rate and uniformity. thus, an experiment was carried out in a randomized complete block design with 8 fertilizer treatments and 4 replications in 2008 at sari agricultural sciences and natural resources university. the aim of this research was to evaluate effect of vermicompost (vc) on bush bean seedling e...

اسدی کرم, الهام, اسرار, زهرا , کرامت, بتول,

Accumulation of phenolic compounds is considered as an important tool for environmental stress protection of plants. In this investigation, garden cress seedlings were in control conditions and were irrigated with Hoagland nutrient solution and were treated with methyl jasmonate (MeJ) at 0 (Control),5 ,10 and 20 µM and different concentrations of copper 0 (Control), 50 ,100 and 200 µM. Then sho...

Mint is one of the most important medicinal and aromatic plants in the world, however, the effects of shading levels on growth and quality of mint accessions have not been well documented. Therefore, the purpose of this experiment was to determine the effects of five shade levels on production of nine mint genotypes. For this purpose a completely randomized design with three replications was c...

The purpose of this study was to evaluate the effects of Nano-silver (NS), calcium chloride (CaCl2) and their combinations on Gerbera jamesonii ‘Carambole’ cut flowers. The experiment was conducted as a completely randomized design (CRD) with 10 treatments and four replications, with three flowers in each replication. Treatments consisted of 5 mg L-1 NS, 1% and 2% CaCl2, 5 mg L-1 NS+ 1% CaCl2, ...

A. Samadi B. Kholdebarin E. Sepehr, M.J. Malakouti N. Karimian

A factorial completely randomized block design experiment with three replications was carried out in greenhouse to evaluate cereal genotypic variation in phosphorus (P) acquisition and utilization efficiency in a calcareous soil with low available P (4.6 mg P kg-1 soil) and high total P (1260 mg P kg-1 soil). Treatments consisted of eight bread wheat (Triticum aestivum L.), three durum wheat (T...

خالقی, علیرضا, دالوند, مریم, سلگی, موسی,

Plants are faced with various environmental stresses during their growing period. Each of these stresses have different effects on growth, metabolism and yield according to the sensitivity level and stage of the plant growth. One way of reducing the negative effects of the stresses is to use humic substances. The present study was carried out to evaluate the effects of humic acid and drought st...

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