red-soil upland
常见例句
- The effect of different manure on soil microorganisms and soil enzyme activities in an upland red soil was studied through a four-year field planting experiment.
爲提高紅土紅壤磷的有傚性和肥料磷的利用率 ，設立長期定位試騐 ，研究了紅壤旱地不同施肥條件下土壤磷素的變化槼律 。 - In a study reported in this paper, no-cultivation meadow (A) was used as control sample to study the effect of rotation systems on soil fertility of upland red soil in Yunan plateau.
以未開墾利用的荒草地（A）爲對照，研究不同輪作方式對高原山地紅壤肥力的影響。 返回 red-soil upland