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Studies of the toxicity and phytotoxicity of two soil applied granulated systemic insecticides
(Lincoln College, University of Canterbury, 1965)
Control of aphids on agricultural crops can be obtained by various cultural practices, but insecticides figure prominently in most programmes aimed at obtaining economic control of aphid species which are persistent virus ...
Studies on the biodegradation of picloram (4-amino-3,5,6-trichloropicolinic acid) : a thesis submitted in partial fulfilment of the requirements for the degree of Master of Agricultural Science in the University of Canterbury [Lincoln College]
(Lincoln College, University of Canterbury, 1969)
Man’s success in increasing agricultural production has resulted from his ability to adopt the environment to his ends. But such manipulation also favours pests which could wipe out hoped for increases unless further steps ...