Comparison of metalaxyl/cuprous oxide sprays and potassium phosphonate as sprays and trunk injections for control of Phytophthora palmivora pod rot and canker of cocoa

Anderson, 1989, Development of a bioassay to test the effect of phosphorous acid on black pod of cocoa, Mycol. Res., 93, 110, 10.1016/S0953-7562(89)80146-7 1988, 80 1989, 130 Bielenin, 1988, Efficacy of sprays of fosetyl-Al and drenches of metalaxyl for the control of Phytophthora root and crown rot of cherry, Plant Dis., 72, 477, 10.1094/PD-72-0477 Butler, 1977, Microclimatic factors associated with the incidence of black pod disease of cocoa, 171 Darvas, 1984, Control of Avocado root rot by trunk injection with Phosethyl-Al, Plant Dis., 68, 691, 10.1094/PD-68-691 Dolan, 1988, Correlative in vitro and in vivo behaviour of mutant strains of Phytophthora palmivora expressing different resistances to phosphorous acid and fosetyl-Na, Phytopathology, 78, 974, 10.1094/Phyto-78-974 Fenn, 1984, Studies on the in vitro and in vivo antifungal activity of fosetyl-Al and phosphorous acid, Phytopathology, 74, 606, 10.1094/Phyto-74-606 Holderness, 1991, Biology and control of Phytophthora diseases of cocoa in Papua New Guinea Jackson, 1978, Sources of Phytophthora palmivora inoculum in Solomon Islands cocoa plantations, Trans. Br. Mycol. Soc., 71, 239, 10.1016/S0007-1536(78)80104-1 Jollands, 1984, Improved application methods for chemical control of black pod disease (Phytophthora palmivora) in redeveloped cocoa in Papua New Guinea, 987 McGregor, 1981, Phytophthora pod rot research in Papua New Guinea since 1971, 339 McGregor, 1982, Evaluation of fungicides for control of black pod in Papua New Guinea, 233 Pegg, 1985, Control of Phytophthora root rot of avocado with phosphorous acid, Australas. Plant Pathol., 14, 25, 10.1071/APP9850025 Prior, 1986, Sudden death of cocoa in Papua New Guinea associated with Phytophthora palmivora cankers invaded by bark beetles, Ann. Appl. Biol., 109, 535, 10.1111/j.1744-7348.1986.tb03210.x Prior, 1986, Problems of Phytophthora bark canker on cocoa in Papua New Guinea, 359 Prior, 1981, Association of Phytophthora palmivora bark canker and insect damage in cocoa in Papua New Guinea, Ann. Appl. Biol., 97, 27, 10.1111/j.1744-7348.1981.tb02991.x Prior, 1982, Control of bark canker in cocoa with metalaxyl, Trop. Pest Man., 28, 45, 10.1080/09670878209370673 Sandler, 1989, Effect of fungicide applications on populations of Phytophthora parasitica and on feeder root densities and fruit yields of citrus trees, Plant Dis., 73, 902, 10.1094/PD-73-0902 Smillie, 1989, The mode of action of phosphite: evidence for both direct and indirect modes of action on three Phytophthora spp. in plants, Phytopathology, 79, 921, 10.1094/Phyto-79-921 Wicks, 1988, Preliminary evaluation of phosphorous acid, fosetyl-Al and metalaxyl for controlling Phytophthora cambivora on almond and cherry, Crop Prot., 7, 314, 10.1016/0261-2194(88)90078-6 Williams, 1977, LS 74–783, a new systemic fungicide with activity against phycomycete diseases, 565