Employee 发表于 2025-3-23 11:25:10
http://reply.papertrans.cn/15/1498/149772/149772_11.pngSTALL 发表于 2025-3-23 15:09:02
Distribution, Properties, and Management of Vertisols of India,Vertisols comprise a group of clay-textured soils that occur extensively in the tropics and temperate zones. They are synonymous with black cotton soils, black earths, dark clays, grumusols, and regurs of earlier classification systems (Dudal, 1965).cortisol 发表于 2025-3-23 19:25:33
http://reply.papertrans.cn/15/1498/149772/149772_13.png调情 发表于 2025-3-24 01:37:20
http://reply.papertrans.cn/15/1498/149772/149772_14.png龙卷风 发表于 2025-3-24 04:41:20
Book 1988d regions of developing countries; changes in soil structure under different cropping systems; properties and management of the depleted soils of India. These contributions present valuable information on a diversity of topics and serve as an excellent source of references.没收 发表于 2025-3-24 08:52:01
http://reply.papertrans.cn/15/1498/149772/149772_16.pngMelatonin 发表于 2025-3-24 13:08:52
Gene Tsudik,Mauro Conti,Georgios Smaragdakis illustrates some measured changes in soil structure which can be attributed to different cropping systems. Harris . (1966) and E.W. Russell (1973) summarized much of the earlier research in this area.Stress 发表于 2025-3-24 17:45:42
A Conceptual Model of Changes in Soil Structure Under Different Cropping Systems, illustrates some measured changes in soil structure which can be attributed to different cropping systems. Harris . (1966) and E.W. Russell (1973) summarized much of the earlier research in this area.fixed-joint 发表于 2025-3-24 19:27:21
http://reply.papertrans.cn/15/1498/149772/149772_19.pngMIME 发表于 2025-3-25 00:55:27
6楼