Proceedings of the First international symposium on biological control of weeds
Simmonds F. J.
Proceedings of the First international symposium on biological control of weeds - Farnham Royal Commonwealth Agriicultural Bureau 1970 - viii, 110 p. 23 cm. - Commonwealth Institute of Biological Control, Miscellaneous publication, no. 1 .
851981348
Agriculture
Weeds--Biological control
632.96 / INT
Proceedings of the First international symposium on biological control of weeds - Farnham Royal Commonwealth Agriicultural Bureau 1970 - viii, 110 p. 23 cm. - Commonwealth Institute of Biological Control, Miscellaneous publication, no. 1 .
851981348
Agriculture
Weeds--Biological control
632.96 / INT