Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 143
... measurements and insect population studies were used to assess the various trial applications . Field trials METHODS ... measurements of both parameters were made . The sprayer was fitted with Albuz hollow cone nozzles , and Proc . 39th ...
... measurements and insect population studies were used to assess the various trial applications . Field trials METHODS ... measurements of both parameters were made . The sprayer was fitted with Albuz hollow cone nozzles , and Proc . 39th ...
Page 144
... measurements of air velocity from the 810 mm diameter axial flow fan were made , both around the fan perimeter and at increasing distances from the fan . Ground speed of the sprayer affects the rate at which air velocity decreases with ...
... measurements of air velocity from the 810 mm diameter axial flow fan were made , both around the fan perimeter and at increasing distances from the fan . Ground speed of the sprayer affects the rate at which air velocity decreases with ...
Page 147
... Measurements of air velocity from the fans used in these trials suggests that velocities at the fan outlet should not exceed 30m / sec . , otherwise damage to foliage will occur . It is more difficult to establish what the minimum ...
... Measurements of air velocity from the fans used in these trials suggests that velocities at the fan outlet should not exceed 30m / sec . , otherwise damage to foliage will occur . It is more difficult to establish what the minimum ...
Contents
Author Index | 9 |
PASTURE PESTS | 15 |
Field testing of seed protectants against black field cricket attack | 22 |
Copyright | |
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39th N.Z. Weed adult alachlor aphid application asparagus assessed atrazine beetle benomyl biological control buprofezin BYDV Californian thistle captafol chemicals chlorpyrifos clopyralid cover crawlers crop damage density diazinon discoideus disease DSIR effect eggs fensulfothion field foliage formulation fruit fungicides glyphosate gorse grass grub greedy scale growers growth haloxyfop EE harvest herbicides hexazinone increased infested insect insecticide insensitive instar kg ai/ha kiwifruit larvae leaf litres litres/ha lucerne metalaxyl metsulfuron mg ai/litre miticides mortality nematodes numbers orchard P.O. Box Palmerston North paraquat parasite pasture pathogens persimilis Pest Control Conf pesticides plants plots population porina Proc prochloraz ragwort rates reduced regrowth replicates Research residues root Ruakura ryegrass samples season seed treatments seedlings significant significantly Silwet Sitona soil spears species spray sprayer surfactant Table tamarillo tested trees trials trifluralin untreated control vinclozolin vines Weed and Pest weed control weeks whitefly yield Zealand