Now showing items 1-5 of 5
Tortricid moth pest management in Canterbury apple orchards
(Lincoln College, University of Canterbury, 1984)
Orchard practices and pest abundance were monitored at five sites over three seasons. Canterbury apple orchardists could produce high quality fruit with less than 1% damage using as few as four insecticide sprays per season. ...
A study of insect pests of brussels sprouts in Canterbury; their phenology and the resultant crop losses
(Lincoln College, University of Canterbury, 1982)
The relationships between insect pests and damage in Brussels sprouts were studied for three seasons in Canterbury. Each season the major pest species, white butterfly (Artogeia rapae L.), diamondback moth (Plutella ...
Population dynamics and pest assessment studies of grass grub (Costelytra zealandica (White), Melolonthinae) in the North Island of New Zealand
(Lincoln College, University of Canterbury, 1975)
Studies of the common grass grub (Costelytra zealandica (White)) covered two major aspects, population ecology and pest assessment. The object or these studies was to investigate the feasibility of developing models, ...
Applied ecology of the Tasmanian lacewing Micromus tasmaniae Walker (Neuroptera : Hemerodiidae)
(Lincoln College, University of Canterbury, 1989)
The Tasmanian lacewing (Micromus tasmaniae Walker) is one of the most common aphid predators occurring in lucerne crops in New Zealand. A comparison of sampling techniques, and the output from a simulation model, suggest ...
Pest management of the New Zealand flower thrips Thrips obscuratus (Crawford) (Thysanoptera: Thripidae) on stonefruit in Canterbury, New Zealand
(Lincoln College, University of Canterbury, 1988)
The New Zealand flower thrips (Thrips obscuratus (Crawford)) is an important pest of stonefruit during flowering and at harvest in New Zealand. The biology and control of this species formed the basis for this study. A ...