Proceedings of the New Zealand Weed and Pest Control Conference1991 - Pesticides |
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Page 42
... wasp traffic at nest entrances within 100 m of baits by 75 % after 5 days . Wasp traffic at nests remained low for the rest of the season . Hydramethylnon is slower acting and less effective against wasps but safer to non - target ...
... wasp traffic at nest entrances within 100 m of baits by 75 % after 5 days . Wasp traffic at nests remained low for the rest of the season . Hydramethylnon is slower acting and less effective against wasps but safer to non - target ...
Page 43
... wasps , except at Punakaiki and Waikaremoana where they were all occupied by German wasps . Wasp numbers were not monitored in non - poison areas in these trials . On the basis of preliminary bait preference tests ( E.B. Spurr unpubl ...
... wasps , except at Punakaiki and Waikaremoana where they were all occupied by German wasps . Wasp numbers were not monitored in non - poison areas in these trials . On the basis of preliminary bait preference tests ( E.B. Spurr unpubl ...
Page 45
... wasps had died in only 11 % of nests ( n = 47 ) by the end of April ( representing the natural seasonal decline ) . Most wasps that survived poisoning were in nests at the edge of the poison area . The reason why some wasps survived ...
... wasps had died in only 11 % of nests ( n = 47 ) by the end of April ( representing the natural seasonal decline ) . Most wasps that survived poisoning were in nests at the edge of the poison area . The reason why some wasps survived ...
Contents
Author Index | 9 |
FOREST AND SCRUB | 17 |
Control of sweet brier by the aerial application of glyphosate and Silwett | 25 |
Copyright | |
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44th N.Z. Weed ai/ha apple application Argentine stem weevil assessed Auckland avermectin azinphos-methyl bait bassiana benzimidazole bioassay black spot Bourdôt Canterbury carbendazim carbofuran chemical chlorpyrifos Christchurch concentration crop damage densities dicarboximide difenoconazole disease DSIR Plant Protection effect emergence endophyte fluvalinate fructicola fruit fungicides giant buttercup glyphosate gorse grass grub growth Hawkes Bay herbicide hydramethylnon increase insect insecticide isolates Keywords kg/ha kiwifruit larvae LBAM leaf leafroller levels Lincoln linuron lolitrem MAF Technology MCPA metsulfuron molluscicide monitoring mortality moth nodding thistle orchards P.O. Box pasture pathogens peramine percentage perennial ryegrass Pest Control Conf pesticide pheromone pirimiphos-methyl plots populations post-emergence Prestidge Private Private Bag Proc prochloraz production propargite propiconazole ragwort reduced replicated resistance Ruakura samples season seed treatments seedling significantly Silwet slugs soil species spray Table temperature tested toxicity traps trials untreated Waikato wasps Weed and Pest weed control weevil Zabkiewicz Zealand