نتایج جستجو برای: agricultural use
تعداد نتایج: 1824433 فیلتر نتایج به سال:
The article focuses on the research conducted sewage sludge in Ternopil City, Ukraine, with a specific emphasis its microelement composition and implications for disposal utilisation. Bacterial contamination both old new storage facilities is revealed by study. It found that holds potential as fertiliser due to nutrient content organic matter, although adjustments may be necessary soil conditio...
People use many chemicals in their economic activities, which leads to the fact that they become involved a cycle of anthropogenic transformations environment. It was proved microelements and heavy metals are most toxic among pollutants. Microelements arable layer soil depend on type soils, location content soil-forming rocks. The studies revealed all cases is lower than APC (MPC). products obt...
Abstract The use of the internet is growing rapidly and has become an engine for economic development. However, few studies have examined impact on agricultural production, results are not yet conclusive. Employing a dataset more than 2000 observations in rural Vietnam, our study analyses productivity using heteroscedasticity‐based instrument approach suggested by Lewbel, Journal Business Econo...
This paper describes the procedures for a concept-based mapping of two agricultural thesauri, the multilingual AGROVOC, created and maintained by the Food and Agricultural Organization, and the bilingual Chinese Agricultural Thesaurus, created and maintained by the Chinese Academy of Agricultural Science. Conducted under the auspices of FAO’s Agricultural Ontology Service, the mapping project a...
The presence of Damghan Erg in West of Damghan Playa indicates high wind activity in this desert region. Due to technological advances and population growth in recent decades, large parts of past land uses have changed. These changes can exacerbate wind erosion and affect lands sedimentation. In this study, first, the land use maps of years 1974 and 2003 were prepared. The comparison of these m...
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