1) rolling hilly black soil areas of Northeast China
东北漫岗黑土区
3) the undulated hilly region in Northeast China
东北黑土漫岗丘陵区
5) phaeozem region of northeast China
东北典型黑土区
1.
The distributing ,formation, soil erosion actuality of phaeozem region of northeast China is expounded in details.
结合前人经验对东北典型黑土区T值的确定进行了方法上的分析。
6) Black Soils in Northeast China
东北黑土
1.
this paper study its are different that the major chemical compositions of the tilth soil of Black Soils in Northeast China in Different Latitudes,by the full dose analytical method of mineral.
通过土壤矿质全量分析法,研究了东北黑土黏粒化学组分在不同纬度下的分布及其变异,结果表明东北黑土耕层土壤化学组成均以SiO_2、Al_2O_3、Fe_2O_3为主,Sa和Sal值平均为3。
补充资料：东北人民自卫军(见东北军区)
东北人民自卫军(见东北军区)
Northeast People's Self-Defense Army
黔勺eLR望份驴we衬un不月L八比曰卫乐(Northeast PeoPle’ssel卜DefenseA肋y)见东北军区。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条