نتایج جستجو برای: 10 two sowing patterns including a1 single row planting with 50 cm between

تعداد نتایج: 11286547  

2012
Tiedong Liu Fengbin Song Shengqun Liu Xiancan Zhu

The light deficiency in the canopy is not the main factor limiting maize (Zea mays L.) production but the lower radiation use efficiency (RUE). Conservation tillage planting patterns were used to construct a sustainable agricultural system for soil protection and higher RUE. On these bases, we tried to create more uniform light distribution in crop canopy for increasing radiation use efficiency...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده فیزیک 1390

in this thesis, barium ferrite nano particles were prepared by sol-gel method. their structural and magnetic properties of samples have been investigated using thermo gravimetric analysis (tg-dta), x-ray powder diffractometer (xrd), fourier transform infrared (ftir), scanning electron microscopy (sem), field emission scanning electron microscopy (fesem), ac susceptometer, vibrating sample magne...

2014
Z. B. Feng X. Y. Wang X. B. Zhou Y. H. Chen J. J. Bi

The effects of irrigation and planting pattern on wheat in field conducted at Taian, northern China during 2011-12. The experiments consisted of two planting patterns (single and double rows) and two irrigation levels (0 and 180 mm) resulting in the same plant density (200 × 10 plant/ha). Each experiment plot was 3 m × 3 m in size and replicated thrice in split-plot design. During course of stu...

To evaluate the effect of weed interference, sowing date and method on phenology, growth, protein and yield of red bean, a split-split plot experiment based on a randomized complete block design with three replications was conducted in the Research Field of College of Agriculture, Shiraz University, Shiraz, Iran during 2013- 2014 growing season. Main plots consisted of planting methods (single-...

Journal: :بوم شناسی کشاورزی 0
پرویز رضوانی مقدم محمدرضا رئوفی محمدحسن راشد محصل روح الله مرادی

in order to study different arrangements and weed controls effects on mung bean (vigna radiate l. wilczek) – black cumin (nigella sativa l.) intercropping an experiment was conducted at the research station of faculty of agriculture, ferdowsi university of mashhad, iran, during growing season 2005 – 2006. sixteen treatments comprising combinations of eight sowing patterns [a1: sole black cumin,...

Journal: :بوم شناسی کشاورزی 0
مهدی دهمرده عباس کشته گر

in order to study the sowing system, row distance and weeding effect on yield and yield components of intercropped maize with peanut, this experiment was conducted, as factorial based on a rcbd with three replications at the research farm of agriculture center of zabol university (iran) during growing season 2011- 2012. sowing system were four levels including sole maize, sole peanut, 50% maize...

2016
Bhagirath Singh Chauhan Connor Ferguson Rodolfo G. Chechetto

The mungbean production area is increasing in Australia due to increasing demand for the grain in Asian countries. However, the mungbean crop is generally grown with wide row spacing, and therefore, it is prone to heavy weed infestation which has a significant impact on the mungbean grain yield. Experiments were conducted in 2015 and 2016 to determine the row-spacing impact on crop yield and we...

A. R. BAYAT G. A. GHANBARIAN H. SADEGHI

ABSTRACT- Annual Medicago species (Medicago spp.) are native to the Mediterranean region and widely used in fields and pastures in Iran. There are several methods of sowing annual Medicago species, each with different effects on the performance. However, there is currently no sufficient information about the appropriate methods for sowing Medicago species. In order to evaluate methods of sowing...

Journal: :بوم شناسی کشاورزی 0
فرزاد حسین پناهی فرزین پورامیر علیرضا کوچکی مهدی نصیری محلاتی رضا قربانی

the present study was carried out to evaluate radiation absorption and use efficiency (rue) in replacement series intercropping of chickpea and sesame. the experiment included main factor a (planting methods) with two levels a1 (row planting) and a2 (mixed planting) and factor b (replacement planting pattern) consisting of five levels b1 (chickpea monoculture), b2 (75% chickpea+25% sesame), b3 ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1388

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

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