نتایج جستجو برای: agricultural risks
تعداد نتایج: 218428 فیلتر نتایج به سال:
23 The biogeochemistry and bioavailability of cadmium, released during sphalerite 24 weathering in soils, were investigated under contrasting agricultural scenarios to assess 25 health risks associated with sphalerite dust transport to productive soils from mining. 26
The objective of the paper is to propose a risk assessment model for agricultural engineering related to biosafety and security while deploying agriculture information through the latest computing and communication technologies for farmers. The earlier works concentrate much on the biological risk and agricultural risk without focusing on the effects of uncertainty in different computing and co...
In this paper, we evaluate the downside risk of six major agricultural commodities – corn, wheat, soybeans, soybean meal, oil and oats. For research purposes, first use an optimal generalised autoregressive conditional heteroscedasticity (GARCH) model to create residuals, which later for measuring risks via parametric semiparametric approaches. Modified value-at-risk (mVaR) modified (mCVaR) pro...
Work in agriculture is hard, and it about to get harder. Hired farm labor a form of highly precarious employment, due various contingencies, with significant degrees insecurity poor...
Genetic modification of crop plants has promoted concerns about potential environmental effects of this new technology. In this essay, I will discuss the environmental effects of genetic modification of crop plants using herbicide resistance as an example. Considering herbicide resistance as an old agricultural trait, it is difficult to find any reason to assess the environmental risks of genet...
Based on a survey of 897 farming households in Shaanxi and Gansu provinces, our results show that while farming households had high demands for capital, 47.7% have experienced having their application for a Rural Credit Cooperative (RCC) loan denied because of their low income. Agricultural production and income are significantly influenced by weather risks, and agricultural income accounts for...
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