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An analysis of the arthropod pest complex on tea from 14 geographical locations showed that the numbers of pests depend on the length of time for whic...
Read moreA series of experiments involving artificial infestation of coffee trees with Hypothenemus hampei was carried out in Chiapas, Mexico. Attacked berries...
Read moreThe dispersal of marked, sterilized adults of Ceratitis capitata and Anastrepha ludens, which had been released on 6 occasions in coffee and mango pla...
Read moreThe distribution of ants in a Ghana cacao plantation [cf. preceding abstract] was investigated in order to gain information for an integrated control ...
Read moreCertain species of dominant ants were selectively eliminated from different subplots in order to elucidate the influence of ants and other factors on ...
Read moreIn the laboratory, seeds of Hordeum geniculatum, H. glaucum, H. leporinum, H. marinum and H. murinum showed some innate dormancy which was most eviden...
Read moreThe distribution and abundance of adults, larvae and pupae of ceratopogonid midges in shaded and sunny habitats was investigated in relation to phenol...
Read moreBathycoelia thalassina (H.-S.) occurs in all cacao-growing regions of Ghana, and in large numbers where Amazon varieties and hybrid selections are cul...
Read moreThe factors that maintain the mosaic distribution pattern of dominant ants in cacao plantations in Ghana were investigated in a series of observations...
Read moreCacao has been grown on a large scale round Popondetta in the Northern District of Papua New Guinea since 1958. Pest problems were present in the area...
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