Proceedings of the New Zealand Weed and Pest Control Conference1990 - Pesticides |
From inside the book
Results 1-3 of 83
Page 39
... season than processing crops , but the disease was not considered a serious problem of seed crops before the 1986-87 season . There is little detailed field information on effects of powdery mildew on yield of garden peas . Yields and ...
... season than processing crops , but the disease was not considered a serious problem of seed crops before the 1986-87 season . There is little detailed field information on effects of powdery mildew on yield of garden peas . Yields and ...
Page 252
... season spray , all gave good control of latania scale on Lombardy poplar shelter . Scale under lichen was more easily killed than scale exposed on bark . These results support recent changes to recommendations to control scale on ...
... season spray , all gave good control of latania scale on Lombardy poplar shelter . Scale under lichen was more easily killed than scale exposed on bark . These results support recent changes to recommendations to control scale on ...
Page 314
... season , indicating flight activity nearby . Some weekly differences in the level of LBAM activity between matched blocks receiving the pheromone / insecticide and insecticide alone treatments are apparent from the differences in the y ...
... season , indicating flight activity nearby . Some weekly differences in the level of LBAM activity between matched blocks receiving the pheromone / insecticide and insecticide alone treatments are apparent from the differences in the y ...
Contents
Author Index | 10 |
Research Scholarship | 16 |
Developing an action threshold for lepidopterous pests of cabbage | 26 |
4 other sections not shown
Other editions - View all
Common terms and phrases
43rd N.Z. Weed adult aphid apple application asparagus assessed Auckland bioassay block Canterbury catches chemical chlorpyrifos chlorsulfuron Christchurch crops cultivars damage density diazinon dicarboximide disease DSIR DSIR Plant Protection effect endophyte field fungicide genes giant buttercup glyphosate gorse gorse seedlings grass growers growth harvest herbicides infestation insecticide insects instar kg/ha kiwifruit larvae LBAM leaf leafroller levels Lincoln litres MAF Technology MCPA MCPB methidathion method metsulfuron mortality moth nematodes nodding thistle North Island orchard P.O. Box Palmerston North parasitoid pasture permethrin Pest Control Conf pesticides pheromone pheromone traps plots Popay populations pots predation Proc prochloraz programme pyri rates reduced replicates Research residual Rhinocyllus Ruakura ryegrass samples season seed significantly Silwet L77 simazine soil solarisation species spider mite spray Table tall fescue temperatures tested thrips toxicity treatment trees trials triclopyr untreated wasp Weed and Pest weed control white clover yield loss Zealand