Plant pathology.
MEHROTRA (R S);AGGARWAL (Ashok).
Plant pathology. - 2 - New Delhi Tata McGrawhill 2003 - xxii,846 PB
70473994
581.2 MEHR
Plant pathology. - 2 - New Delhi Tata McGrawhill 2003 - xxii,846 PB
70473994
581.2 MEHR