Practical Agricultural Chemishry - S.J.M. Auld; D.R. Edwardes-ker (Delhi Biotech Books, 2007)
S.J.M. Auld & D.R. Edwardes-ker: Practical Agricultural Chemishry. Delhi. Biotech Books, 2007. 81-7622-176-7 Rs. 700.00--(630.24AUL)
ENGLISH