Gupta, P K.

A handbook of soil, fertilizer and manure / P. K. Gupta. - 2nd ed / . - Jodhpur : Agrobios , 2007. - 591p. : figs ; 21cm .

Includes glossary

8177541528 Rs. 795.00

FERTILIZERS,SOIL CONDITIONERS-HAND BOOK

631.8 / GUP/H