Field Problems in CassavaJosé Carlos Lozano, Bellotti, Anthony C., Reyes Q., Jesús Antonio, Howeler, Reinhardt H., Leihner, Dietrich E., Doll, Jerry D. Centro Internacional de Agricultura Tropical, 1981 - 205 páginas This manual describes some diseases and pests that attack cassava, as well as the symptoms induced by nutritional deficiencies and damage resulting from the misuse of herbicides. Although some specific and general recommendations regarding the control of the described problems are included, it is suggested to consult CIAT's publications on cassava for further information. |
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Contenido
Acknowledgement | 7 |
Bacterial blight Xanthomas manihotis | 16 |
Bacterial angular leaf spot Xanthomas cassavae | 22 |
Derechos de autor | |
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Otras ediciones - Ver todas
Field Problems in Cassava José Carlos Lozano,Centro Internacional de Agricultura Tropical Sin vista previa disponible - 1976 |
Términos y frases comunes
acid adult affected agent Americas angular appears application areas associated attack Bacterial become blades branches brown cankers cassava caused characterized chlorosis color common concentrations crop cultivars cuttings damage death deficiency defoliation deformation develop dieback disease distortion exudate fall field fruiting fully expanded galls germination green growing point growth harvest healthy herbicides hornworm important induced initial insect insecticides larvae later leaf spot leaf surface lesions levels light losses lower leaves Manganese manihotis MCol mite months mosaic necrosis normal observed occur pathogens periods pest petioles photograph plant plantations planting material populations presence problems pupae rainy season range recommended reduced resistant result root rot salinity selective severe shoots similar soils solution species stem symptoms tips tissue tolerant toxicity underside upper varieties veins wilting yellow yellowish yields young

