Proceedings of the New Zealand Weed and Pest Control Conference1981 - Pesticides |
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Page 308
... programme gave a higher marketable yield than no treatment and a higher gross yield than the standard two - weekly programme , possibly due to chemical phytotoxicity of the latter . The insecticide and application costs of the reduced ...
... programme gave a higher marketable yield than no treatment and a higher gross yield than the standard two - weekly programme , possibly due to chemical phytotoxicity of the latter . The insecticide and application costs of the reduced ...
Page 108
... programme was compared with a block sprayed with the currently recommended MAF programme . This block was selected on the basis that it bore the closest possible similarity , especially with regard to shelter species . The shelter is ...
... programme was compared with a block sprayed with the currently recommended MAF programme . This block was selected on the basis that it bore the closest possible similarity , especially with regard to shelter species . The shelter is ...
Page 109
... programme . TABLE 2 : Survey of mite populations in 1982 and 1983 Kiwifruit leaf counts % infested Spray Assessment programme Tet ' Tyd2 Ori3 Pred Weeds under shelter and Shelter leaves dates used vines 1982 Jan PM / P ** 1.5 12 6 0.3 ...
... programme . TABLE 2 : Survey of mite populations in 1982 and 1983 Kiwifruit leaf counts % infested Spray Assessment programme Tet ' Tyd2 Ori3 Pred Weeds under shelter and Shelter leaves dates used vines 1982 Jan PM / P ** 1.5 12 6 0.3 ...
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