The difference of ammonia, amido, amino group and quaternary ammonium salt, some common wrong expressions on them, and the valence state ofphosphorus in some of its oxyacid were pointed out.
No genotypic difference was found for the effects of low phosphorus and salt stress interactions on soybean growth.
磷盐互作对大豆生长的影响在品种之间无差异。
3
The effects of interaction among nitrogen, phosphorus and potassium fertilizers on salt content and ion composition in greenhouse were studied through laboratory incubation experiment.