blackland是什么意思,blackland怎么读,
英式发音:[ˈblæklænd] 美式发音:[ˈblæklænd]
1.Rhizo-box and field cultivation methods were used to study the delpletion and accumulation of organic P in maize rhizosphere on blackland and chernozem.
利用根盒培养和田间栽培方法,研究了黑土和黑钙土玉米根际有机磷的亏缺和积累的状况。
2.Rhizo-box and field cultivation methods were used to study the delpletion and accumulation of organic P in maize rhizosphere on blackland and chernozem.
利用根盒培养和田间栽培方法,研究了黑土和黑钙土玉米根际有机磷的亏缺和积累的状况。