نتایج جستجو برای: crop quality
تعداد نتایج: 812687 فیلتر نتایج به سال:
rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...
A major challenge faced by alfalfa growers during the past 30 years has been the increased emphasis on forage quality. The need to produce high-quality hay affects marketing and price, as well as yield and stand life. Demands for high-quality alfalfa by the marketplace have been relentless. Although crop yield is still the primary economic factor determining forage crop value per unit of land a...
Crop Cycle Time, Yield and Quality of Maitake Grifola Frondosa as Influenced by Nutrient Supplements
Wheat bran, rye, millet and corn meal supplements used alone or in various combinations with mixed oak sawdust significantly influenced crop cycle time, biological efficiency (BE) and basidiome quality of maitake (Grifola frondosa). The combination of 10% wheat bran, 10% millet and 10% rye and the combination of 10% wheat bran plus 20% rye gave the highest and most consistent yields. The shorte...
even though, to date, a lot of studies have been conducted on the subject of politeness theory, there are very few studies regarding the applicability of this theory to translation between english and persian which shows the reason behind conducting the present study. this study was carried out with the aim of highlighting whether there is any difference between english and persian methods of u...
Farming is cultivating the soil, producing crops, and keeping livestock. The agricultural sector plays a crucial role in country’s economic growth. This research proposes two-stage machine learning framework for agriculture to improve efficiency increase crop yield. In first stage, algorithms generate data extensive far-flung areas forecast crops. recommended crops are based on various factors ...
Cover crops are essential in agricultural management and especially in organic farming for protecting the soil from erosion, competing with weeds, preventing evaporative losses and improving soil quality and fertility. The choice of cover crop species is crucial in achieving the highest level of weed suppression and soil fertility enhancement. Cover crop systems with rye or mixtures of legumes ...
Environmental pollution, quality problems and economic constraints require decreasing the use of pesticides in agriculture. To do so, integrated crop protection aims at developing new strategies that take into account the effects of the agricultural practices on the epidemics development. This requires predicting the development of the epidemics under particular crop practices. This, in turn, r...
Abstract—Nitrogen fertilizer is the most used and often the most mismanaged nutrient input. Nitrogen management has tremendous implications on crop productivity, quality and environmental stewardship. Sufficient nitrogen is needed to optimum yield and quality. Soil and in-season plant tissue testing for nitrogen status are a time consuming and expensive process. Real time sensing of plant nitro...
Organic farming has been identified as promoting soil quality even though tillage is used for weed suppression. Adopting zero tillage and other conservation tillage practices can enhance soil quality in cropping systems where synthetic agri-chemicals are relied on for crop nutrition and weed control. Attempts have been made to eliminate tillage completely when growing several field crops organi...
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