常見例句雙語例句Incubation and pot experiments were carried out to study the effects of organic manures on soil organic phosphorus fractions and their bio-availability.通過培養(yǎng)與盆栽試驗(yàn),研究了有機(jī)肥料對土壤有機(jī)磷組分及其生物有效性的影響。Soil incubation was carried out to study the effects of soil organic phosphorus fractions and quantity in different periods after application of outside source of phytase.研究了長期施肥對土壤全磷、有效磷年份變化和剖面磷組分、土壤對磷吸附解吸性能、土壤需磷指數(shù)等方面的影響。Soil microbial biomass phosphorus, the relatively active fraction of soil organic phosphorus, was often considered as a labile pool of soil available phosphorus because of its short turnover time.土壤微生物量中的磷是土壤有機(jī)磷最為活躍的部分,由于其周轉(zhuǎn)快、極易礦化為植物有效磷而成為土壤有效磷的活性庫。 返回 soil organic phosphorus