Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|
Se han encontrado 7 recursos
Xanthomonas wilt (BXW) is the most serious threat to sustainable banana production in East and Central Africa. Before the advent of BXW major biotic constraints were black leaf streak (Sigatoka), Fusarium wilt, bunchy top and streak viruses, weevils and nematodes. The rapid spread of BXW has dive...
About 150 pests of cassava are cited. About 110 are insects and the rest are nematodes (38), arachnids (3) and chilopods (1). Insects are listed by orders; the stage causing damage, type of damage, and distribution are listed as well. (CIAT)
A survey was conducted on 205 soil samples collected from 12 sites in Colombia of different crops, including beans on which the research was mainly focussed (132 soil samples from 10 sites), in order to characterize problems of nematodes in the different regions, make comparisons, and suggest res...
The major tropical root crops cassava (Manilwt esculenta Crantz) and yams (Dioscorea spp.)-are widely grown and are mostly used as subsistence staples in many parts of the tropics and subtropics in Africa. They are the major source of energy for well over 200 million people on the continent. The ...
Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|