Proceedings of the New Zealand Weed and Pest Control Conference, Issues 32-331979 - Pesticides |
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Page 37
... treatments 1 , 7 , 8 and 10 . In the undersown treatments , seed was sown with a triple disc drill , and a coulter or roller drill was used to sow seed in the cultivated treatments ... treatments . Treatment Pretreatment 37 Minimum Tillage.
... treatments 1 , 7 , 8 and 10 . In the undersown treatments , seed was sown with a triple disc drill , and a coulter or roller drill was used to sow seed in the cultivated treatments ... treatments . Treatment Pretreatment 37 Minimum Tillage.
Page 268
... treatments , causing overall yield reductions , which did not allow the effects of early disease control to show in the yield figures . Table 1. Effects of barley seed treatments on emergence , primary net blotch , powdery mildew and ...
... treatments , causing overall yield reductions , which did not allow the effects of early disease control to show in the yield figures . Table 1. Effects of barley seed treatments on emergence , primary net blotch , powdery mildew and ...
Page 188
herbicide treatments ( Table 1 ) . Plug - mix sown plants received some protection , but all treatments except the lower rates of metribuzin and alachlor caused significant reductions in plant stand . In the plug - mix plus activated ...
herbicide treatments ( Table 1 ) . Plug - mix sown plants received some protection , but all treatments except the lower rates of metribuzin and alachlor caused significant reductions in plant stand . In the plug - mix plus activated ...
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