共 17 条
[11]
灌溉水污染及其效应[M]. 北京农业大学出版社 , 白瑛, 1988
[13]
Heavy metal contamination of soil around Pali Industrial Area, Rajasthan, India[J] . A. K. Krishna,P. K. Govil.Environmental Geology . 2005 (1)
[14]
Effects of soil freezing disturbance on soil solution nitrogen, phosphorus, and carbon chemistry in a northern hardwood ecosystem[J] . Ross D. Fitzhugh,Charles T. Driscoll,Peter M. Groffman,Geraldine L. Tierney,Timothy J. Fahey,Janet P. Hardy.Biogeochemistry . 2001 (2)
[16]
Moisture migration during freeze and thaw of unsaturated soils: modeling and large scale experiments[J] . Sally A. Shoop,Susan R. Bigl.Cold Regions Science and Technology . 1997 (1)