The contents of fixed ammonium were higher than those in soil of North Hunan region and in soil of red earth region , and were a main N resource in the province.
高于湖南省以北地区土壤和本地区地带性土壤—红壤的固定态铵含量,是该地区的一项重要的土壤氮素资源。
The growth of Microcystis aeruginosa (as a sell nutrition plant) had no relation with C resource but had a positive relation with N and P concentration.
而微囊藻作为一种自养的光合植物,其生长与水中的C源无关,与氮磷浓度有关。
The growth of Microcystis aeruginosa (as a sell nutrition plant) had no relation with C resource but had a positive relation with N and P concentration.
而微囊藻作为一种自养的光合植物,其生长与水中的C源无关,与氮磷浓度有关。
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