نتایج جستجو برای: intra row spacing

تعداد نتایج: 136823  

2002
CHRISTOPHER VAN KESSEL JOANN P. ROSKOSKI

In the tropics, cowpea is often intercropped with maize. Little is known about the effect of the intercropped maize on N2-fixation by cowpea or how intercropping affects nitrogen fertilizer use efficiency or soil N-uptake of both crops. Cowpea and maize were grown as a monocrop at row spacings of 40, 50, 60, 80, and 120 cm and intercropped at row spacing of 40, 50, and 60 cm. Plots were fertili...

Journal: :یافته های تحقیقاتی در گیاهان زراعی و باغی 0
خالد میری مرکز تحقیقات کشاورزی و منابع طبیعی بلوچستان، ایرانشهر

in order to study the effect of sowing methods and seeding rates on fodder yield and some agronomic characters of nikshahri alfalfa ecotype, an experiment was conducted in a split plot arrangement in randomized complete block design with four replications in the field of agricultural and natural resources center of baluchistan in iranshahr region. in this study, sowing methods: hand spread, 12 ...

2009
Mirza HASANUZZAMAN

Accumulation of dry matter in siliqua, number of siliqua per plant, length of siliqua and seeds per siliqua of rapeseed (Brassica campestris L.) plants were studied under three irrigation levels (no irrigation, one irrigation at 30 DAS and two irrigations at 30 and 60 DAS) and three row spacing (20 cm, 30 cm and 40 cm). Th e experiment was carried out at Sher-e-Bangla Agricultural University (S...

2002
A. B. Guevarra A. S. Whitney J. R. Thompson

Leucaena (Leucaena leucocephala (Lam.) de Wit) has proven to be a very productive tropical legume, but the factors which control production under intensive management have not been well defined. Thus three harvest frequencies (based on attained plant height), three population densities, and two plant types of leucaena were evaluated at North Kohala, Hawaii (120-m elevation, Typic Ustropept). Pl...

In order to evaluate the effects of sowing date and intra rows spacing on yield, yield components and some phytochemical characteristics in Roselle, a field experiment was conducted as a split plot layout based on randomized complete block design with three replications in 2013 and 2014 growing seasons. Five sowing dates were considered as the main plots (11th and 30th of March, 14th of April, ...

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...

Determining row spacing between PV arrays is one of the important issues in designing PV Plants; Increasing this space results in an increase in the cost of ground, as well as the PV plant output power per area and its decreasing leads into a mutual shading and the reduction of PV plant output power. That is while the tendency towards more output power production in limited areas such as roof b...

Journal: :تولید گیاهان زراعی 0
عباس فروغی دانشجوی کارشناسی ارشد گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان جاوید قرخلو استادیار دانشگاه علوم کشاورزی و منابع طبیعی گرگان فرشید قادری فر استادیار دانشگاه علوم کشاورزی و منابع طبیعی گرگان

abstract in order to investigate the effect of crop row spacing and cocklebur (xanthium strumarium) densities on yield and its components of two sesame cultivars, a field experiment was conducted in 2009-2010 growing season at research farm of university of agricultural sciences and natural resources of gorgan, iran. the experiment was established as factorial arrangement using a randomized com...

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