Scientific principles of crop protection
Martin, H.
Scientific principles of crop protection by H. Martin - 5th edn. - London Edward Arnold Publishers 1964 - 376 p.
Crop Protection
632.9 / M 381 S
Scientific principles of crop protection by H. Martin - 5th edn. - London Edward Arnold Publishers 1964 - 376 p.
Crop Protection
632.9 / M 381 S