Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 215
... period . While a few reasonable male flights were recorded before the first insecticide application on 20 October , obviously very little mating took place , and there would probably be little value in applying insecticides before this ...
... period . While a few reasonable male flights were recorded before the first insecticide application on 20 October , obviously very little mating took place , and there would probably be little value in applying insecticides before this ...
Page 18
... period years 16.5 9 7.5 9 Total value of incentives 300 6300 8600 7100 Total capital for 50 ha block 24750 18750 16400 17950 Return on original capital % Livestock Incentive Scheme 14 19 21 19 LIS = t = NPS Noxious Plant Subsidy ...
... period years 16.5 9 7.5 9 Total value of incentives 300 6300 8600 7100 Total capital for 50 ha block 24750 18750 16400 17950 Return on original capital % Livestock Incentive Scheme 14 19 21 19 LIS = t = NPS Noxious Plant Subsidy ...
Page 195
... period of fine sunny weather , and results were not affected by light showers the following day . During the early spring period , applications late in the afternoon tended to be slightly less effective . Maximum effect was usually ...
... period of fine sunny weather , and results were not affected by light showers the following day . During the early spring period , applications late in the afternoon tended to be slightly less effective . Maximum effect was usually ...
Contents
Chairmans summary | 1 |
Notillage establishment of lucerne G C Atkinson | 9 |
Insects affecting lucerne seed production | 19 |
Copyright | |
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Common terms and phrases
29th N.Z. Weed activity adults Agric Agricultural Research Centre alachlor aphid application areas assessed asulam atrazine Auckland autumn azinphos-methyl barley grass benomyl BGLA black beetle blue-green lucerne aphid brassicas Canterbury carbofuran chemical chlorpyrifos Christchurch crop cultivars cypermethrin damage diflubenzuron disease DSIR effect emergence ethofumesate fensulfothion field trials foliage fungicides germination gorse granules grass grub growth Hamilton harvest herbicides increased insect insecticides isazophos kg/ha larvae leaf legumes Lincoln linuron litres/ha lucerne lucerne yield maize method mite nematode North Island numbers oats P.O. Box Palmerston North paraquat pasture Pest Control Conf phorate picloram plants plots population post-emergence Proc pyri rates reduced replicates residual resistant Ruakura Ruakura Agricultural Research ryegrass samples season seed seedlings significant significantly soil sowing sown species spray sprayer spring stage summer Table tested treatments triclopyr untreated Weed and Pest weed control weeks weevil Wellington white clover white-fringed weevil Zealand