Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 70
... loam ) South Taranaki ( Egmont volcanic At treatment on December 20 , 1968 , the fodder beet was at the 4- to 6- true - leaf stage . There was a medium infestation present of a wide variety of broadleaf weeds including willow weed ...
... loam ) South Taranaki ( Egmont volcanic At treatment on December 20 , 1968 , the fodder beet was at the 4- to 6- true - leaf stage . There was a medium infestation present of a wide variety of broadleaf weeds including willow weed ...
Page 244
... loam of the Lismore series on 21/4/67 . At treatment the pasture was showing 50 % brown - off of grasses and clover with 42 to 132 third instar larvae per square foot present . The trial area was topdressed with 2 cwt of 2 : 1 ...
... loam of the Lismore series on 21/4/67 . At treatment the pasture was showing 50 % brown - off of grasses and clover with 42 to 132 third instar larvae per square foot present . The trial area was topdressed with 2 cwt of 2 : 1 ...
Page 19
... loam and E , F and G at Browns on an Otapiri silt loam as third wheat crops following swedes after an extended period in pasture . Both areas were severely infested with eyespot . Trial D , at Winton on an Otapiri silt loam , was a ...
... loam and E , F and G at Browns on an Otapiri silt loam as third wheat crops following swedes after an extended period in pasture . Both areas were severely infested with eyespot . Trial D , at Winton on an Otapiri silt loam , was a ...
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