Proceedings of the New Zealand Weed and Pest Control Conference, Issues 32-331979 - Pesticides |
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Page 180
... North Summary The interspecific balance of mixed blue green lucerne aphid ( BGLA ) ( Acyrthosiphon kondoi ) and pea aphid A. pisum populations in lucerne crops ( Medicago sativa ) in the southern North Island changes with season ...
... North Summary The interspecific balance of mixed blue green lucerne aphid ( BGLA ) ( Acyrthosiphon kondoi ) and pea aphid A. pisum populations in lucerne crops ( Medicago sativa ) in the southern North Island changes with season ...
Page 30
... North Summary Porina moth ( Wiseana spp ( excluding Wiseana signata and W. umbraculata ] ) flight activity was studied at six sites in the southern North Island using light traps . Peak periods of moth flight varied from year to year ...
... North Summary Porina moth ( Wiseana spp ( excluding Wiseana signata and W. umbraculata ] ) flight activity was studied at six sites in the southern North Island using light traps . Peak periods of moth flight varied from year to year ...
Page 263
... North Ebert , A.J. , MAF , Private Bag , Christchurch Elanco Products ( NZ ) Ltd , P.O. Box 76-205 , Manakau City , Auckland Ellesmere County Council , P.O. Box 2 , Leeston , Christchurch Elliot , T.R. , 296 Ihunatare Street , Mangere ...
... North Ebert , A.J. , MAF , Private Bag , Christchurch Elanco Products ( NZ ) Ltd , P.O. Box 76-205 , Manakau City , Auckland Ellesmere County Council , P.O. Box 2 , Leeston , Christchurch Elliot , T.R. , 296 Ihunatare Street , Mangere ...
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