Plant pathology
Walker, John Charles
Plant pathology John Charles Walker - 3rd ed. - New Delhi Tata McGraw-Hill Publishing 1957 - 819 p.; 22cm.
581.2 W1524P
Plant pathology John Charles Walker - 3rd ed. - New Delhi Tata McGraw-Hill Publishing 1957 - 819 p.; 22cm.
581.2 W1524P