CocoaThis text covers all aspects of cocoa production. Higher prices for cocoa have led to much new knowledge about the plant and changes to its methods of production. These are discussed, along with new problems that have occurred and the fresh research projects that have been needed. |
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Page 190
... losses through ammonia volatilisation when urea is applied on dry litter ( Khoo et al . 1978 ) . The problems of N losses by ammonia volatilisation from cocoa soils has been studied by Acquaye and Cunningham ( 1965 ) . They found that ...
... losses through ammonia volatilisation when urea is applied on dry litter ( Khoo et al . 1978 ) . The problems of N losses by ammonia volatilisation from cocoa soils has been studied by Acquaye and Cunningham ( 1965 ) . They found that ...
Page 265
... losses from both pests and diseases at over 200,000 tonnes per annum at a time when world production was about 750,000 tonnes : this suggests that losses were about 21 per cent of potential production . Padwick ( 1956 ) estimated the ...
... losses from both pests and diseases at over 200,000 tonnes per annum at a time when world production was about 750,000 tonnes : this suggests that losses were about 21 per cent of potential production . Padwick ( 1956 ) estimated the ...
Page 303
... losses from mealy pod are generally small . Legg ( 1970 ) estimated pod losses at 3 per cent between October 1968 and January 1969. Dakwa ( 1972 ) found evidence of higher incidence in Ghana between July and November . The fungus is ...
... losses from mealy pod are generally small . Legg ( 1970 ) estimated pod losses at 3 per cent between October 1968 and January 1969. Dakwa ( 1972 ) found evidence of higher incidence in Ghana between July and November . The fungus is ...
Contents
Botany types and populations H Toxopeus | 11 |
Environment G A R Wood | 38 |
Planting material H Toxopeus | 80 |
Copyright | |
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acid Agric Amazon Amelonado annum Anon application areas attack Bahia branches Brazil broom budding Bull Cameroon canker canopy capsids caused cent chupons clear-felling cocoa beans cocoa farms Cocoa Growers cocoa plants Cocoa Res cocoa swollen shoot Coconuts Colombia Conf Costa Rica Criollo crop cultivars damage dieback disease of cocoa dry season Ecuador effect Entwistle farmers fermentation fertiliser flavour forest fungicide fungus Ghana growth harvesting herbicides Itabuna Ivory Coast jorquette labour usage leaf losses Malaysia man-days mature cocoa mealybugs method mirids mistletoe Nigeria nursery nutrients old cocoa trees palmivora Papua New Guinea pathogen Peninsular Malaysia pesticides pests Phytophthora palmivora Phytophthora pod rot plantation Proc production pruning rainfall reduced rehabilitation removal replanting root Sabah seed seedlings shade trees soil SOURCE species spores spraying stem symptoms Table temperature Theobroma cacao tissue tonnes trials Trin Trinidad Turrialba vascular-streak dieback weed control West Africa wilt yield young cocoa