The variegated grasshopper, zonocerus variegatus l. Pyrgomorphidae is known as an agricultural pest in west and central africa. Zonocerus variegatus wikispecies, free species directory. The variegated grasshopperzonocerus variegatusare gregarious and always move in groups in search of linnaeus, 1758, is a polyphagous insect pest of food food while stages 46 larvae and adults are solitaries 6. Bionomics of the variegated grasshopper zonocerus variegatus in. Simeut zonocerus variegatus bikang, leuweung bobiri, gana. Preliminary chemical analyses of the repellent secretion of the.
Studies on the biology of the grasshopper pest zonocerus. It was found to contain alkaloids, glucose, proteins, free amino acids. This is your first entry to the taxa hierarchy display. However, its importance in the agricultural production system in cameroon has not been inve. Destruction of eggs as an alternative to chemical control of the. You can modify these specifications at any time by clicking the change items displayed button in the header. Both species are significant agricultural pests, especially for african smallholder farmers. Pdf zonocerus variegatus is a common grasshopper in parts of west and equtorial africa.
Descriptions and morphometrics of the nymphs of zonocerus. Le criquet puant, zonocerus variegatus, chiffaud j. Later instars will eat cassava, especially when deprived of food for some time, but the adults progressively lose weight when restricted to feeding on growing cassava. A preliminary feeding trial was conducted to evaluate the nutritive value of adult variegated grasshopper zonocerus variegatus meal vgm as a replacement for fish meal in the diets of clarias gariepinus fingerlings. Nutritional value assessment of variegated grasshopper, zonocerus variegatus l. Most insects reared in the laboratory passed through six nymphal instars, although more had only five nymphal instars when reared in crowded conditions. Bionomics of the variegated grasshopper zonocerus variegatus in west and central africa. Pdf field infection of zonocerus variegatus following. The distribution in nigeria extends from the lowland rainforest zone to the savannah in the north. Zonocerus variegatus is a common grasshopper in parts of west and equtorial africa. Preliminary evaluation of the nutritive value of the. Field infection of zonocerus variegatus following application of an oil. Pdf the grasshopper zonocerus variegatus has been consumed for centuries in.
Links zonocerus variegatus in the orthoptera species file database, accessed on 281020. Factors affecting the mortality of the grasshopper, zonocerus variegatus, in southern nigeria. Article pdf available january 2012 with 1,964 reads. Zonocerus variegatus african grasshopper repellent secretion chemical. Pdf the grasshopper zonocerus variegatus has been consumed for centuries in africa, asia and some other parts of the world.
Zonocerus is a genus of grasshoppers in the family pyrgomorphidae and the tribe phymateini. Field and laboratory studies at ibadan, nigeria, showed that the young nymphs of zonocerus variegatus l. Jagos grasshoppers of east and north east africa, vol. Azadirachta indica on the survival, development and fecundity of the variegated grasshopper zonocerus variegatus was investigated. Pas are not present in specimens raised indoors on pa free plants. Pdf the attraction of zonocerus variegatus orthoptera. All books are in clear copy here, and all files are secure so dont worry about it.