矿质氮
矿质氮的
矿物
... limestone n 石灰岩 mineral N/adj 矿物 sediment n/vt/vi 沉淀物 ...
研究了田间试验条件下有机N与无机N不同配比对温室芹菜生产的影响。
Also, irrigation had no obvious effect on the contents of mineral n, organic matter and total n, but it was beneficial to the mineralization of organic n.灌水对土壤矿质氮、有机质和全氮含量无显著影响,但有利于土壤有机氮的矿化。
The experts at N. I. H. say the wax can be softened with mineral oil, glycerin or ear drops.国立卫生研究所的专家说,矿物油、甘油和滴耳液可以使耳垢软化。