نتایج جستجو برای: fertilizer and pesticides
تعداد نتایج: 16832097 فیلتر نتایج به سال:
the purpose of this study is the analysis of the farmers economic behavior to reduce the adverse environmental effects of agricultural chemical inputs by using contingent valuation approach and tobit model by heckman's two stage. to achieve the desired goal, 100 questionnaires collected by a random sampling from farmers of kashaf- rood basin in mashhad city in 2013. results showed that variable...
Recently evaluation of input, output and global warming potential (GWP) has been an extension in the sciences of agricultural. For this study 95 and 83 farmers were selected for rained wheat and rained barely in the north of Gorgan, respectively. The data including (machines, seeds, fertilizers, fuel, and pesticides) were collected by questionnaire. Then fuel, input and output energy, energy ev...
Limited research has explored pesticide injury prevention among American Indian farmers. In a five-year agricultural intervention, a university-community partnership, including the University of New Mexico School of Medicine, New Mexico State University, Shiprock Area Cooperative Extension Service, and Navajo Nation communities, used a culturally relevant model to introduce and maintain safe us...
background improper use of pesticides has become a serious in regard to human health in recent years. overlooking safety regulations, using pesticides creates many problems and health hazards for people. objectives this paper aimed to investigate the use of pesticides by pistachio farmers in kerman, iran. materials and methods this study was conducted in chatroud county, kerman province, iran. ...
The carbon footprint is an index used to assess the impact of activity in terms greenhouse gas emissions. Viticulture contributes emissions due use fuels, fertilizers and pesticides, consequent soil erosion. Organic viticulture differs from conventional viticulture, mainly because absence synthetic products, tillage, level organic soil. purpose study was determine actual differences between vin...
Among the agricultural important factors, inputs are the most significant in agricultural production. This article aimed to examine the impact of government subsidy policies on production of one of the most strategic products, namely on production of one of the most strategic products, namely maize, in Iran. To achieve this goal, panel data for the nine provinces of Iran's major producers of ma...
People's livelihoods in the agricultural sector urgently need public services. The role of extension workers is to help increase food production and development. Counseling Culamega District, Tasikmalaya Regency, was carried out by PNS workers, THL (Freelance) self-help workers. One supporters increasing performance or development organic tea farmers District that independent are responsible fo...
Miscanthus× giganteus, a perennial rhizomatous grass commercially used as a biofuel crop was grown in a field experiment on a silty clay loam soil for 14 years. There were 3 rates of fertilizer nitrogen (N), none (control), 60 kgNha−1 yr−1 and 120kgNha−1 yr−1 as cumulative applications. The crop was harvested in winter and dry matter yield measured. N did not influence yield. Yield, which incre...
In the context of energy security, rural development and climate change, India actively promotes the cultivation of Jatropha curcas, a biodiesel feedstock which has been identified as suitable for achieving the Indian target of 20% biofuel blending by 2017. In this paper, we present results concerning the range of environmental impacts of different Jatropha curcas cultivation systems. Moreover,...
The use of pesticides in modern agriculture is unavoidable because they are required to control weeds. Pesticides are poisonous; hence, they are dangerous if misused. Understanding the fate of pesticides will be useful to use them safely. Therefore, contaminations of water and soil resources could be avoided. The fates of pesticides in soils are influenced by their sorption, decomposition and m...
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