研究了夏播芝麻对氮、磷、钾等9种营养元素的吸收规律及其与干物质积累的关系。
The absorption rules of 9 kinds of nutrients and dry matter accumulation of summer sesame and their correlations were studied.
发酵液废弃菌渣中含有大量的氮、磷、钾、钙、镁、硫及多种微量元素，可谓作物提供丰富营养。
The dregs contain large quantities of N, P, K, Ca, Mg and trace elements, thus can provide abundant nutrition for crops.
以豫麦34号和郑州9023为材料，研究了氮、磷、钾施用量及其配比对小麦营养品质和加工品质的影响。
The effect of the level and proportion of nitrogen, phosphorus and potassium on the nutrition and industrial quality of wheat was studied with Yumai 34 and Zhengzhou 9023 as materials.
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