Proceedings of the New Zealand Weed and Pest Control Conference1989 - Pesticides |
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Page 144
... rates of oxyfluorfen . ' Eridano ' ' Kawa ' ' Veronese ' Rate of applicaton ( kg ai / ha ) hybrid hybrid poplar poplar ' Aokautere ' hybrid Matsudana ' Irette ' No. ( n ) purple of poplar hybrid willow osier plots ( cm3 ) ( cm3 ) ( cm3 ) ...
... rates of oxyfluorfen . ' Eridano ' ' Kawa ' ' Veronese ' Rate of applicaton ( kg ai / ha ) hybrid hybrid poplar poplar ' Aokautere ' hybrid Matsudana ' Irette ' No. ( n ) purple of poplar hybrid willow osier plots ( cm3 ) ( cm3 ) ( cm3 ) ...
Page 147
... rate . RESULTS The percentage survival of the different predator and prey stages after spraying with field rates of fungicides was similar to control survival . The only significant effect ( P < 0.05 ) of fungicide treatments on ERM ...
... rate . RESULTS The percentage survival of the different predator and prey stages after spraying with field rates of fungicides was similar to control survival . The only significant effect ( P < 0.05 ) of fungicide treatments on ERM ...
Page 252
... rates down to 50 g / ha by 1 week post treatment which remained through until harvest . The two highest rates , 500 and 1000 g / ha , caused quite severe distortion of leaves and stems with the maximum damage symptoms appearing by 5 ...
... rates down to 50 g / ha by 1 week post treatment which remained through until harvest . The two highest rates , 500 and 1000 g / ha , caused quite severe distortion of leaves and stems with the maximum damage symptoms appearing by 5 ...
Contents
Author Index | 9 |
Resource allocations for future weed control activities | 15 |
The role of government research in achieving safe pest management | 32 |
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Common terms and phrases
42nd N.Z. Weed activity adult aphid application armyworm assessed Auckland bees biological control Canterbury carbaryl Centre chemical chlorpyrifos chlorsulfuron Christchurch clethodim clover croceipes crops cyproconazole damage days after spraying densities diazinon diclofop-methyl disease DSIR effect fenitrothion field foliage fruit fly fungicides g ai/ha g/ha Gisborne glyphosate grass grub greedy scale growth Hawkes Bay herbicide increased infection periods insecticides instar kg/ha kiwifruit laboratory larvae latania latania scale leaf levels lime sulphur Lincoln litres lucerne MAFTech mancozeb MCPA Melittobia metiram mites mortality nodding thistle P.O. Box Palmerston North parasitoid pasture Pest Control Conf pesticide pirimicarb plants plots populations powdery mildew predator Private Bag Proc prochloraz programme propiconazole pyri rainfall rates reduced replicates residues resistance Ruakura ryegrass sampling season seed significant significantly soil species surface surfactant Table tested toxicity treatment tree trial triclopyr untreated Weed and Pest weed control weevil yield Zealand