Proceedings of the New Zealand Weed and Pest Control Conference1981 - Pesticides |
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... beetle populations was about 3 weeks in advance of the Te Rore population . Pasture destruction by black beetle is more severe and widespread in warm dry seasons . In such conditions early applications of insecticides , especially on ...
... beetle populations was about 3 weeks in advance of the Te Rore population . Pasture destruction by black beetle is more severe and widespread in warm dry seasons . In such conditions early applications of insecticides , especially on ...
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... beetle ( Heteronychus arator ) . There was a significant effect of bait rate on the number of dead beetles recovered on the surface of plots , but there was no effect of concentration of insecticide . Bait treatments gave comparable ...
... beetle ( Heteronychus arator ) . There was a significant effect of bait rate on the number of dead beetles recovered on the surface of plots , but there was no effect of concentration of insecticide . Bait treatments gave comparable ...
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... beetle using baits broadcast and banded on the rows ( Trial 2 ) . TABLE 2 : Treatment Bait rate ( kg / ha ) Insecticide rate ( kg / ha ) Mean No. dead beetles / plot 1.25 % bait broadcast 40 0.5 59 1.25 % bait boradcast 20 0.25 47 ...
... beetle using baits broadcast and banded on the rows ( Trial 2 ) . TABLE 2 : Treatment Bait rate ( kg / ha ) Insecticide rate ( kg / ha ) Mean No. dead beetles / plot 1.25 % bait broadcast 40 0.5 59 1.25 % bait boradcast 20 0.25 47 ...
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