@ARTICLE {TIAN:1997a, title = {Effect of mulch quality on earthworm activity and nutrient supply in the humid tropics}, author = {Tian, G. and Kang, B. and Brussaard, L. }, journal = {Soil Biology and Biochemistry}, year = {1997}, volume = {29}, number = {3-4}, pages = {369--373}, issn = {0038-0717}, }