3) Red soil hill region
丘陵红壤
1.
A case study area around the Jiangxi Copper Smeltery in red soil hill region with an area about 7.
7km~2)为例，基于GIS的地统计学方法研究了丘陵红壤区土壤重金属复合污染的空间变异规律。
4) hilly red soils
丘陵红壤
1.
Two experiments in newly-culltivated slope land and upland with three treatments,Nil(CK),NPK(NPK),Straw+NP(SNP),were selected to analyze the effects of ex situ rice straw incorporation on the distribution of organic carbon and nitrogen in water-stable macro-aggregates of hilly red soils.
利用新垦坡地、熟化旱地两个定位试验的典型处理(不施肥、化肥、稻草+NP),研究稻草易地还土对丘陵红壤水稳定性大团聚体(>0。
2.
Above results indicated that,the local drought stress in the hilly red soils was closely related to their water properties,reclamation of soil water properties may be one of important key part in water regulation of hilly red soils in Guangdong.
对不同植被、不同利用方式下广东丘陵红壤水分性能进行了比较研究。
6) hilly region of red soil
红壤丘陵
1.
Effects of rotation cropping system on soil nutrients in hilly region of red soil in south Hubei;
鄂南红壤丘陵区种植结构调整对土壤养分的影响
补充资料：壤壤
1.纷乱貌。
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