The main objective of this study is to measure the economic efficiency of the production of major agricultural crops in different farm sizes in Assiut Governorate, Egypt. The study is based on data collected th
9.According to paragraph 5, which of the following was the main challenge faced by early agricultural societies that wanted to grow crops on hill slopes? A.Gettingenough irrigation water to the hill slope B.Growing crops without disturbing the natural vegetative cover ...
B.bees mainly live on these agricultural cropsC.bees are of great importance to fruits and vegetablesD.bees can bring in more money for farmers every year34.What is most likely to cause the worker bees to leave their hives behind? BA.The lack of food.B.The abuse of p...
Off-site transport of contaminants in the form of nutrients, sediment and pesticides from agricultural practices is of concern to landholders, regulatory agencies and the general public. The presence of contaminants in waterways can cause eutrophication, which may increase the cost of water treatment ...
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2021, Field Crops Research Citation Excerpt : Previous studies have demonstrated that under manual harvesting conditions, a stubble height of 35−45 cm is sufficient to achieve high grain yields in ratoon rice that result from high panicle number per m2 for the three-line and two-line late-ma...
crops in Hailun County.To improve the productivity,on the one hand,perfect farmland capital should be constructed,and fertilizer and water input should be performed to remedy the deficiency in the natural resources.On the other hand,the enthusiasm of peasants to agricultural production should be ...
Main developments are: planted forage crops and grasses, and agricultural development, but, due to their own food and animal products are not enough to self, need to rely on imports, thus, making it move about in shadow of cooking on all external information. 翻译结果4复制译文编辑译文朗读译...
Agricultural Base: Many villages primarily rely on agriculture as their main source of livelihood. The fields surrounding the village are cultivated to grow crops and raise livestock.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片
” In this context, any shocks to demand and supply which lead to rising global demand and disruption of global supply cause relevant price swings. Negative shocks to agricultural commodity supplies, which cause commodity prices to surge, are mainly the result of adverse weather conditions or ...