نتایج جستجو برای: n4 45 kg nitrogenha in planting time

تعداد نتایج: 17208825  

2017
Guangli Tian Limin Gao Yali Kong Xiangyu Hu Kailiu Xie Ruiqing Zhang Ning Ling Qirong Shen Shiwei Guo

In terms of tillering potential, the aboveground portions of rice are significantly influenced by the nitrogen level (NL) and transplant density (TD). To obtain a suitable combination of NL and TD, five NLs (0, 90, 180, 270 and 360 kg ha-1) and two TDs [high density (HD), 32.5×104 hills ha-1; low density (LD), 25.5×104 hills ha-1] were used in the rice experiments during 2012 to 2014, in Jiangs...

2012

Effects of NPK 15:15:15 compound fertilizer and planting season on flowering and sex expression of pumpkin were analyzed at the Teaching and Research Farm, Obafemi Awolowo University, Ile-Ife, Nigeria in year 2010. Results deciphered that day to 50% flowering, number of male and female flowers responded to season than fertilizer rates. Late season planting reached 50% flowering 5 days earlier t...

موحدی دهنوی‌, محسن, کیانی, ملیحه, یدوی, علیرضا ,

Unsuitable planting and weed competition are the most important factors that greatly reduce the yield of bean. In order to study the effect of planting date on yield and yield components of three white bean cultivars in weed infest and weed free condition a factorial experiment with randomized complete block design and three replications was carried out at Semirom in 2009. The treatments were p...

حجت الله علائی, ,

The phenomenon of sleep is an active nervous and biologic rhythm, which is under influence of neurotransmitters of central nervous system. In this study, the influence of serotonergic system on sleeping time have been assessed by agonist-antagonist drugs using two methods of induction and non-induction behavioral and electrophysiology. The method used for measurement of total sleeing time was A...

Journal: :پژوهش های زراعی ایران 0
رضا نصری علی کاشانی فرزاد پاک نژاد سعید وزان مهرشاد براری

the performance of new forage brassica plants were studied in ilam, iran, during 2012-2014 in a field experiment using a randomized complete block design with four replications. the treatments included, different forage crops perko, buko, oilseed radish, berseem clover, and the combination of three plants ramtil, phaselia, and clover. the studied traits consisted of plant height, forage yield, ...

Journal: :Bionatura (Ibarra - Impresa) 2023

This study aimed to evaluate cut and hydroponic oats' production nutritional quality (A. elatius) under different planting densities harvest times. A 3x3x3 factorial experimental design was used, which consisted of 3 treatments: T1 (cut oats), T2 (hydroponic oats with nutrient solution) T3 (oats without solution). Each treatment had three replicates. The factors were the sowing (0.150 kg/m2, 0....

قدرت‌الله سعیدی, ,

In order to investigate agronomic traits and yield potential of edible-oil flax (Linum usitatissimum L.) as a second crop in Isfahan region, different genotypes were evaluated in separate experiments in early spring (April, 7) and summer (July, 16) planting dates, using a Randomized Complete Block Design with three replications. The experiments were conducted in agricultural research farm, Isfa...

2016
Gary S. Bañuelos Irvin S. Arroyo Sadikshya R. Dangi Maria C. Zambrano

Selenium (Se) biofortification has been practiced in Se-deficient regions throughout the world primarily by adding inorganic sources of Se to the soil. Considering the use of adding organic sources of Se could be useful as an alternative Se amendment for the production of Se-biofortified food crops. In this multi-year micro-plot study, we investigate growing carrots and broccoli in soils that h...

2008

Three trials have been set up in Côte d’Ivoire to analyse the growth of six-year-old microcuttings produced from seedlings, 45-month-old somatic embryos of PB 260 and PR 107 and 31-month-old microcuttings of IRCA 18. The results show that Hevea in vitro plantlets produced by somatic embryogenesis or microcutting consistently grow as well as if not better than conventional budded plants. The dif...

Ahmad Tobeh Gorban Didehbaz Mahrokh Bolandi Amoughein,

 In order to evaluate the effects of cover crops on reduced weed biomass in hybrid sunflower an experiment was carried in the research stations, Natural Resources Medicinal Plants (Samian_Ardabile) with 3 replicates in 1390-1391. The first factor was considered three type of cover crops, winter rye, spring barley, winter wheat with 2 control treatment, second factor was mulch management at two ...

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