Plant diseases /
Singh, R.S.
Plant diseases / R.S. Singh. - 6th ed. - New Delhi. : Oxford & IBH publishing Co. Pvt. Ltd., c1963. - xiv,619 p. : ill. ; 24 cm.
Includes bibliographical reference & index.
812040128x
Aquatic plants.
Plant diseases.
571.92 / SIP
Plant diseases / R.S. Singh. - 6th ed. - New Delhi. : Oxford & IBH publishing Co. Pvt. Ltd., c1963. - xiv,619 p. : ill. ; 24 cm.
Includes bibliographical reference & index.
812040128x
Aquatic plants.
Plant diseases.
571.92 / SIP