Weeds in tropical crops : selected abstracts: on constraints on production caused by weeds in maize, rice,sorghum-millet, groundnuts and cassava:1952-1980
/ Organisation des Nations Unies pour l'Alimentation et l'Agriculture
. - Rome : FAO, 1981
. - IX-58 p. : couv.ill. ; 28 cm.
- FAO plant production and protection paper .
Index
925101146X
don
633.11
Index
925101146X
don
633.11