Shukla, R. S.
Plant ecology / R. S. Shukla and P. S. Chandel. - 4th ed. - New Delhi : S. Chand, 1982. - 210 p. : ill. ; 23 cm.
Plant ecology.
581.5 / R1p
Plant ecology / R. S. Shukla and P. S. Chandel. - 4th ed. - New Delhi : S. Chand, 1982. - 210 p. : ill. ; 23 cm.
Plant ecology.
581.5 / R1p