Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
From inside the book
Results 1-3 of 48
Page 302
... tested at dosages of 1/2 , 1 , 2 , 4 and 8 lb ( all dosages are expressed in terms of active ingredient per 3 in . acre ) replicated 3 times using 90 larvae ( 30 larvae per pot ) . Because many chemicals in the early tests showed ...
... tested at dosages of 1/2 , 1 , 2 , 4 and 8 lb ( all dosages are expressed in terms of active ingredient per 3 in . acre ) replicated 3 times using 90 larvae ( 30 larvae per pot ) . Because many chemicals in the early tests showed ...
Page 303
TABLE 2 : RESULTS OF SOIL TREATMENT TESTS WITH INSECTI- CIDES AGAINST G. LEUCOLOMA LARVAE Materials preliminary tested only , and those showing low toxicity when tested at a range of dosages ( 3 - weeks test period ) Insecticide AC ...
TABLE 2 : RESULTS OF SOIL TREATMENT TESTS WITH INSECTI- CIDES AGAINST G. LEUCOLOMA LARVAE Materials preliminary tested only , and those showing low toxicity when tested at a range of dosages ( 3 - weeks test period ) Insecticide AC ...
Page 305
... tested at a range of dosages are shown in Table 2 . Probit analysis ( Finney , 1947 ) carried out on data in Table 1 ... TESTS AGAINST ADULTS EXPERIMENTAL To examine the toxicity of chemicals to white - fringed weevil adults , lucerne ...
... tested at a range of dosages are shown in Table 2 . Probit analysis ( Finney , 1947 ) carried out on data in Table 1 ... TESTS AGAINST ADULTS EXPERIMENTAL To examine the toxicity of chemicals to white - fringed weevil adults , lucerne ...
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 | |
35 other sections not shown
Other editions - View all
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