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可作花卉肥料的饼类,主要是指榨取食用油后的残渣,包括豆饼、芝麻饼、菜籽饼、花生饼、茶籽饼、棉籽饼与麻酱渣等。工业用的桐油饼因挥发恶臭,且易使土壤板结,不宜用于花卉。据资料介绍,由于饼的种类不同,所含氮、磷、钾及其他微量元素也各不相同。豆饼含氮7％,磷1.12％,钾2.13％;芝麻饼含氮6.32％,磷3％,钾1.3％。氮、磷、钾含量加在一起,豆饼居首,以下依次是芝麻饼、菜籽饼、花生饼、茶籽饼、棉籽饼。养花
Can be used for flower and fertilizer of the cake, mainly refers to the residue after the squeeze of cooking oil, including soybean cake, sesame cake, rapeseed cake, peanut cake, tea seed cake, cottonseed cake and Ma Jusheng residue. Tung oil cake for industrial use because of volatile odor, and easy to make soil compaction, should not be used for flowers. According to the information, due to the different types of cakes, nitrogen, phosphorus, potassium and other trace elements are also different. Bean cake containing 7% nitrogen, phosphorus 1.12%, potassium 2.13%; sesame cake nitrogen 6.32%, phosphorus 3%, potassium 1.3%. Nitrogen, phosphorus and potassium content together, the highest bean cake, followed by sesame cake, rapeseed cake, peanut cake, tea seed cake, cottonseed cake. Flower