A field experiment with cotton was conducted on a well drained,calcareous,clay loamy Typic Xerochreph to investigate the utility of sewage sludge as a partial s
A laboratory incubation experiment was conducted to study the influence of cadmium(Cd),lead (Pb) and zinc( Zn) on the size of the microbial biomass in red soil.
Some alternative mehods for estimating soil erosion rates rapily were used to elucidate the relationship between the land use types and land degradation.The ^13