Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 57
... materials must be cost effective . In conventional cropping this means that their overall cost of application and ... MATERIAL AND METHODS The three trials were conducted on Levin silt loam soil . In the preliminary trial , conducted ...
... materials must be cost effective . In conventional cropping this means that their overall cost of application and ... MATERIAL AND METHODS The three trials were conducted on Levin silt loam soil . In the preliminary trial , conducted ...
Page 59
... Material Weed Worm Soil test levels Treatment ( cm ) under density popn . NP K 0 % No / m2 Sawdust 2 20 Sawdust 4 11 27 Sawdust 6 3 16 30 52 200 Sawdust 4 Npa 6 41 Sawdust SZ 5 Bark 2 28 Bark 4 11 15 Bark 6 · 3 7 13 54 250 Bark NP 1 8 ...
... Material Weed Worm Soil test levels Treatment ( cm ) under density popn . NP K 0 % No / m2 Sawdust 2 20 Sawdust 4 11 27 Sawdust 6 3 16 30 52 200 Sawdust 4 Npa 6 41 Sawdust SZ 5 Bark 2 28 Bark 4 11 15 Bark 6 · 3 7 13 54 250 Bark NP 1 8 ...
Page 298
... materials and is easily constructed . A collection cylinder ( 100 long × 81mm dia . ) was made by removing both ends of a one pint plastic pottle ( Plastic Moulding Co. Hamilton , NZ ) . One end was enclosed with fine nylon gauze material ...
... materials and is easily constructed . A collection cylinder ( 100 long × 81mm dia . ) was made by removing both ends of a one pint plastic pottle ( Plastic Moulding Co. Hamilton , NZ ) . One end was enclosed with fine nylon gauze material ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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41st N.Z. Weed activity alligator weed aphid application asparagus assessed Auckland barley bioassay BYDV Canterbury cereals chemical clethodim crop cultivars cyproconazole damage diclofop-methyl disease DSIR effect eggs field flowering fluazifop-butyl fluvalinate foliage fruit fungicides g/ha glyphosate gorse grass grub grass weeds growers Hamilton clay loam herbicides Horotiu sandy loam infection insecticide kg/ha kiwifruit larvae leaf litres/ha loam soil MCPA mite miticides mulch myclobutanil nodding thistle NZ Weed orchards P.O. Box paclobutrazol Palmerston North pasture pendimethalin Pest Control Conf picloram pirimicarb plants plots Popay populations Proc programme propargite propiconazole Pukekohe quizalofop regrowth replicates Research residues resistance rosettes Ruakura ryegrass samples seed seedlings sethoxydim shoot significantly Silwet L-77 simazine spray surfactant susceptible Table temperature tested thrips tillers tip rot translocation treated treatment trees trial triasulfuron untreated uptake Weed and Pest weed control weeks yield Zealand