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… waste products serve also as a source of fertilizer and soil conditioner, essential for a sustainable agricultural … is addressed to all sectors of the economy, to prevent soil, water and air pollution which also affect agricultural … from the relationship between farmers and crops or soil. Livestock is 'multifunctional' in scope, providing food …

… conditions, including drought, high salinity and poor soil fertility and structure, and that provide resistance to … resources, supporting agricultural productivity, including soil, water and genetic resources. The Near East is a food … to major stresses such as drought, heat, waterlogging and soil salinity. Research is also needed to gain a better …

… Research Institute Malaysia (FRIM) for the collection of soil microorganisms. In late 2002, this relationship was … most important medicines, however, intensive studies of soil microorganisms repeatedly yield species which produce … close to 4 million species of these organisms in a ton of soil (Curtis et al. 2002). Similarly there are about 1.5 …

… varieties and apply ecological principles in maintain- ing soil fertility and in combating diseases, weeds and pests; … varieties and apply ecological principles in maintain- ing soil fertility and in combating diseases, weeds and pests; …