Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 276
... eggs are usually laid in clusters . Twenty - seven copulating pairs were captured and held in phials for egg counts . These varied considerably , the lowest number per female being 54 and the highest 483. The average number per female ...
... eggs are usually laid in clusters . Twenty - seven copulating pairs were captured and held in phials for egg counts . These varied considerably , the lowest number per female being 54 and the highest 483. The average number per female ...
Page 287
... Eggs are laid 3 to 5 in . deep in clusters of 10 to 40 in friable soils and in moister sites for the most part . Eggs take 18 to 26 days to hatch in the laboratory when moistures are high , but could take longer in the field if soils ...
... Eggs are laid 3 to 5 in . deep in clusters of 10 to 40 in friable soils and in moister sites for the most part . Eggs take 18 to 26 days to hatch in the laboratory when moistures are high , but could take longer in the field if soils ...
Page 178
... eggs and 1st instar 5/12/67 26/11/67 TRIAL 2 : TAPAWERA , 1968 ( ULV spray application ) phoxim 1 80 % ULV " Dursban " 1 73 % in xylene 14 , 22 and 28/11/68 14 , 22 and 28/11/68 2nd and 3rd instar larvae " Dursban " 1 73 % in xylene 14 ...
... eggs and 1st instar 5/12/67 26/11/67 TRIAL 2 : TAPAWERA , 1968 ( ULV spray application ) phoxim 1 80 % ULV " Dursban " 1 73 % in xylene 14 , 22 and 28/11/68 14 , 22 and 28/11/68 2nd and 3rd instar larvae " Dursban " 1 73 % in xylene 14 ...
Contents
Presidential Address W F Leonard | 15 |
Control of Hornwort Ceratophyllum demersum B E Manson | 23 |
Endothal as an Aquatic Herbicide G W Woon and G W Mason | 30 |
Copyright | |
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Common terms and phrases
abAB acre aphid application areas assessment asulam atrazine Auckland Australian soldier fly autumn barley grass bromus mollis BYDV Canterbury carbetamide cereal aphid chemical chlormequat Christchurch crop damage Department of Agriculture diazinon dicamba diquat disulfoton dry matter effect ester farm farmers fathen fenitrothion fensulfothion formulations gorse grain gran granules grass grub grazing growth harvest heptachlor herbicides increase infestation insecticide ioxynil larvae lb/acre lindane linuron lucerne matagouri MCPA MCPB means and signif methabenzthiazuron mixture N.Z. Weed organophosphate P.O. Box paddock paraquat parathion pasture response peas Pest Control Conf phenmedipham phorate picloram plants plots porina post-emergence Proc production prometryne pyrazon rainfall rates reduced replicates residual ryegrass samples season significant simazine soil sowing sown species spraying Stat Summary Table terbutryne thistle tion Total treated Treatment lb trials trichlorfon Untreated variety Weed & Pest weed control weed seeds wheat white clover willow weed yield Zealand