Now showing items 1-3 of 3
The control of stored products pests in the South Island of New Zealand : a two part study
(Lincoln College, University of Canterbury, 1979)
This study is in two parts. The first reports the results of a mail questionnaire which was sent to 180 companies storing agricultural produce in the South Island of New Zealand. Sixty-eight percent were returned and showed ...
Evaluation of insecticides against the larval stages of the Argentine stem weevil, Hyperodes bonariensis Kuschel (Coleoptera: Curculionidae) on wheat : 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, 1970)
With the increased recognition of the Argentine stem weevil, Hyperodes bonariensis Kuschel, as an important pest of pastures, cereal and brassica crops, and in the absence of any known biological control agents in New ...
Toxicity studies of insecticides on lucerne aphids and their predators
(University of Canterbury, 1980)
The insecticides pirimicarb, fenvalerate, chlorpyrifos and demeton-S-methyl were tested against lucerne aphids Acyrthosiphon kondoiShinji and A. pisum (Harris) and against the natural enemies Austromicromus tasmaniae ...