Principles of weed Science. Ed 2 - V.S. Rao (New Delhi Oxford and IBH Publishing Company Pvt Ltd, 2000)
V.S. Rao: Principles of weed Science. Ed 2. (2nd Edition) New Delhi. Oxford and IBH Publishing Company Pvt Ltd, 2000. 81-204-1351-2--(632.58RAO)
ENGLISH