نتایج جستجو برای: times hand weeding
تعداد نتایج: 587767 فیلتر نتایج به سال:
This study was conducted to evaluate the performance of different herbicides options for weed control in chickpea and their residual effect on bread wheat performance in crop rotation under rainfed conditions. The experimental design was randomized complete block with four replications conducted in Mahidasht Agricultural Research Center located in Kermanshah province, Iran during 2018-2019 and ...
Smallholder farmers in southern Africa have reported on increased labour requirements for hoe weeding due to high weed infestations in conservation farming (CF) fields. However, CF proponents claim that weed pressure and labour requirements for weeding decrease within the first three years under the recommended CF practices. An observational study was carried out during the 2008/09 cropping sea...
introduction: weed competition is one of the major factors which limit sugar beet production in the world. weed – crop interactions are based on competition for water, nutrients and light and allelopathic effects may also play a small role. in sugar beet weed interference, all these factors are important too, but the light is of prime importance. due to the fact that a lot of weeds can grow abo...
The purpose of this study is to determine the economic behavior cashew farmers, namely production (weeding, pruning, fertilizing and pest disease control), marketing behavior, saving investment behavior; effect social factors (age, education level, number family members, experience land area) on farmers. was conducted in Mawasangka District, Central Buton Regency, Southeast Sulawesi Province. D...
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