نتایج جستجو برای: including phosphate fertilizers
تعداد نتایج: 1078657 فیلتر نتایج به سال:
Brazilian agriculture has grown considerably in the last three decades, making country one of greatest agricultural powers world. All this growth demands a large amount fertilizer. P is rare and non-renewable resource, so it important to use with quality sustainability. Brazil great importer fertilizers, about 75% what consumed comes from outside country. Adding knowledge fundamental, becomes n...
Essential plant nutrients contained in residues and wastes generated during biofuel processing can be recovered for further production of bioenergy biomass. The objective of this study was to determine the relative agronomic efficiency of “processed” biofuel residual (PBR). Liquid biofuel residual was “processed” by precipitating phosphate and ammonium in the residual with magnesium into a stru...
Heavy metals including cadmium (Cd) and lead (Pb) are entering agricultural soils from different routes and mainly due to human activities. Accumulated Cd and Pb in the soil would eventually enter the human and animal food chains and pose threat to their health. Therefore, evaluating heavy metal accumulation is necessary to prevent soil and environmental pollutions and should be considered by r...
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