Plant disease epidemiology
Scott, P. R., ed
Plant disease epidemiology - Oxford Blackwell Scientific Publications 1978 - x, 329 p. : ill. ;
632003723
632.38/.4 / S428P
Plant disease epidemiology - Oxford Blackwell Scientific Publications 1978 - x, 329 p. : ill. ;
632003723
632.38/.4 / S428P