共 12 条
[7]
陆地生物群落调查观测与分析[M]. 中国标准出版社 , 董鸣主编, 1997
[8]
土壤理化分析[M]. 上海科学技术出版社 , 中国科学院南京土壤研究所 编, 1978
[9]
Short fallows of Tithonia diversifolia and Crotalaria grahamiana for soil fertility improvement in western Kenya[J] . B. Thor Smestad,H. Tiessen,R.J. Buresh.Agroforestry Systems . 2002 (3)
[10]
A comparison of soil quality in adjacent cultivated, forest and native grassland soils[J] . A. Saviozzi,R. Levi-Minzi,R. Cardelli,R. Riffaldi.Plant and Soil . 2001 (2)