Introduction to principles of plant pathology
Singh, R.S.
Introduction to principles of plant pathology R.S. Singh - 2nd ed. - New Delhi Oxford and IBH Publishing 1978 - 390 p.; 22cm.
581.2 SI64I
Introduction to principles of plant pathology R.S. Singh - 2nd ed. - New Delhi Oxford and IBH Publishing 1978 - 390 p.; 22cm.
581.2 SI64I