 | 338 páginas
( 3698 WILSON , F. A review of the biological control of insects and weeds in Australia and Australian New Guinea . ... WILLIAMS , P. P. y PALMER , P. C. Progress made with paraquat in relation to pasture management . Proceedings . | |
 | 290 páginas
Biological control as it relates to conservation . ... Solms . , two aquatic weeds of neotropical origin . ... Proceedings . 9th . British Weed Control Conference p.832835 . 1968. Outbreaks and natural enemies of some minor pests of ... | |
 | 88 páginas
BIOLOGICAL CONTROL OF INSECT PESTS Fernando Agudelo - Silva Biological control in organic farming refers to the use of ... have an important function to perform and that there is a purpose in their destruction of certain plants . | |
 | 90 páginas
BIOLOGICAL CONTROL OF INSECT PESTS Fernando Agudelo - Silva Biological control in organic farming refers to the use of ... have an important function to perform and that there is a purpose in their destruction of certain plants . | |
 | Society for Plant Protection in the Caribbean. Meeting - 1982 - 226 páginas
Proceedings of the First Meeting of the Society for Plant Protection in the Caribbean Held in Kingston, ... both in the field and in the greenhouse indicate that young cane plants are far more susceptible to attack than mature ones . | |
 | 54 páginas
XF cereals ; quelea ; bird control ; ethiopia ; kenya ; somalia ; sudan ; tanzania / avicides ; aerial application ... biological control : china 86-008403 The absolute abundance of leaf miners on plants of different successional stages ... | |
 | 126 páginas
It has been used effectively in Australia and West Germany . ... Lesion number , size , expansion rate , sporulation and disease progress were monitored in relationship to canopy ... ( 174 MANEX FOR blue mold control in tobacco . | |
 | Carmen Martin de Acun̄a, Carmen Villegas - 1982 - 130 páginas
Three fungicides , fungicidal rate and spray intervals were used to regulate the progress of epidemics in replicated 80 ... of Biological Sciences 20 ( 6 ) : 11611168 , 1967 ) , classified in : a ) no reactions ; b ) water - soaking of ... | |
 | 130 páginas
It has been used effectively in Australia and West Germany . ... Lesion number , size , expansion rate , sporulation and disease progress were monitored in relationship to canopy microclimate ... MANEX FOR blue mold control in tobacco . | |
| |
