Proceedings of the New Zealand Weed and Pest Control Conference1981 - Pesticides |
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Page 8
... larvae . Lindane drilled at a rate of 1 kg / ha into pasture around the trial site had not affected larval numbers ... larvae had disappeared within 3 to 5 months of application . This factor , along with data on the distribution of ...
... larvae . Lindane drilled at a rate of 1 kg / ha into pasture around the trial site had not affected larval numbers ... larvae had disappeared within 3 to 5 months of application . This factor , along with data on the distribution of ...
Page 162
... larvae were investigated in laboratory and field experiments . Strong repellency and antifeedant effects were observed at LC , and LC ,. in laboratory experiments , but these effects were not as marked with field weathered residues ...
... larvae were investigated in laboratory and field experiments . Strong repellency and antifeedant effects were observed at LC , and LC ,. in laboratory experiments , but these effects were not as marked with field weathered residues ...
Page 30
... larvae or pupae , and the mean number of larvae and pupae per affected head are shown in Fig . 1. Only larvae were found in November : later in the season pupae were also found . In November 1982 and November 1983 almost all the heads ...
... larvae or pupae , and the mean number of larvae and pupae per affected head are shown in Fig . 1. Only larvae were found in November : later in the season pupae were also found . In November 1982 and November 1983 almost all the heads ...
Contents
A relationship between seed yield of white clover and density of yarrow G | 5 |
Fungicide seed treatment to improve establishment of ryegrasses and other | |
Weed control in lentils J H B Butler and W A Jermyn | 3 |
Copyright | |
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35th N.Z. Weed adult Agric aphid application Argentine stem weevil asparagus assessed atrazine Auckland bait barley beetle Canterbury chemical chlorpyrifos Christchurch crop cultivars damage density diazinon diquat disease diuron DSIR effect endophyte EPTC ester fensulfothion field trials foliar formulation fungicide g/ha gave germination glyphosate gorse grass grub grazing growth Hamilton harvest herbicides hexazinone infection insecticide kg ai/ha kg/ha kiwifruit larvae leaf levels lindane linuron litres/ha loam lucerne MCPA METHODS nematodes nodding thistle numbers oxamyl P.O. Box paddocks Palmerston North paraquat pasture permethrin Pest Control Conf picloram plants plots populations porina post-emergence Proc prochloraz production programme pyrethroids ragwort reduced regrowth replicates residues Ruakura ryegrass samples season seed treatment seedlings significant significantly simazine slug soil sown species spray stage stripe rust Table tamarillo tested triadimefon triclopyr untreated Weed and Pest weed control weeks wheat white clover yield Zealand