Proceedings of the New Zealand Weed and Pest Control Conference, Issues 32-331979 - Pesticides |
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Page 93
... mortality of 53.3 % was obtained on treated plots . Estimated mortality of healthy larvae was 45.9 % compared to 77.0 % mortality for diseased larvae , a difference of 31.1 % . At Taranaki the results were similar . The total mortality ...
... mortality of 53.3 % was obtained on treated plots . Estimated mortality of healthy larvae was 45.9 % compared to 77.0 % mortality for diseased larvae , a difference of 31.1 % . At Taranaki the results were similar . The total mortality ...
Page 94
... mortality of diseased larvae than of healthy larvae . This result , evident in the field trials was confirmed in a topical application trial . Weight may have some causal effect on this higher mortality of diseased larvae . Lighter ...
... mortality of diseased larvae than of healthy larvae . This result , evident in the field trials was confirmed in a topical application trial . Weight may have some causal effect on this higher mortality of diseased larvae . Lighter ...
Page 222
... mortality resulting because fruits were allowed to move during immersion . Fluorescent dye experiments supported these observations but showed that uneven deposit on a fruit could occasionally occur . Mortality was found to change ...
... mortality resulting because fruits were allowed to move during immersion . Fluorescent dye experiments supported these observations but showed that uneven deposit on a fruit could occasionally occur . Mortality was found to change ...
Contents
Presidential Address | 17 |
Control of meadow barley grass in pasture by the use of herbicides | 31 |
Initial studies into direct drilling of lucerne in Marlborough R I | 40 |
Copyright | |
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32nd N.Z. Weed activity adult Agric Agricultural alachlor application assessed atrazine Auckland azinphos-methyl bait barley BGLA black beetle browntop Canterbury chemical Christchurch crop cultivars damage density difenzoquat disease DSIR effect ester evaluation field crickets foliage fruit glyphosate gorse gorse seedlings grass grub grazing greedy scale growth harvest herbicides hexazinone increase infection insecticide isazophos Kain kiwifruit larvae leaf levels linuron litres litres/ha lucerne maize manuka mefluidide method mite mortality nematode numbers P.O. Box paddocks Palmerston North paraquat pasture pea aphid permethrin Pest Control Conf pesticides picloram plants plots populations Proc procymidone production programme pyrethroid reduced regrowth replicates residues Ruakura ryegrass samples season seed significant significantly simazine soil soldier fly sown species spray stem survival synthetic pyrethroid Table tested thistles tolerance toxicity treated treatments triadimenol trial untreated Weed and Pest weed control weeks weight white clover wild oat yield Zealand