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Rape straw is a waste product of rapeseed oil production that can be processed for use by burning. This study examined the processing of rape straw ash into compound fertilizers containing phosphorus, potassium, calcium, magnesium, and microelements by granulation using additives from sugar factories, such as sugar factory lime and molasses. Rape straw ash was examined by chemical analysis, differential...
Sunflower husk ash containing the primary and secondary plant nutrients – phosphorus (10.94% P2O5), potassium (25.84% K2O), calcium (19.07% CaO), magnesium (18.58% MgO), and also some micronutrients (zinc, copper, cobalt, manganese, iron, and molybdenum) may be used for fertilization of variety plants. The sunflower husk has low plasticity, and the granulation process occurs better when binding materials...
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