Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 17
... Further research on the biology and control of these is probably warranted . Collectively the effect of all the insects feeding on lucerne tissue is likely to be considerable . The insects obtained in the present survey are mainly those ...
... Further research on the biology and control of these is probably warranted . Collectively the effect of all the insects feeding on lucerne tissue is likely to be considerable . The insects obtained in the present survey are mainly those ...
Page 202
FURTHER DEVELOPMENT OF INSECTICIDAL SEED TREATMENTS FOR THE CONTROL OF SOLDIER FLY N.R. WRENN and G.M. DIXON Soil and Field Research Organisation , Ruakura Agricultural Research Centre , MAF , Hamilton Summary Three trials are reported ...
FURTHER DEVELOPMENT OF INSECTICIDAL SEED TREATMENTS FOR THE CONTROL OF SOLDIER FLY N.R. WRENN and G.M. DIXON Soil and Field Research Organisation , Ruakura Agricultural Research Centre , MAF , Hamilton Summary Three trials are reported ...
Page 35
... further occasions : 5 December 1975 10 February 1976 8 December 1976 14 February 1977 Leaf emergence was assessed at each time of spraying . Fourth season ( 1977-78 ) No further application of glyphosate was made and no assessments were ...
... further occasions : 5 December 1975 10 February 1976 8 December 1976 14 February 1977 Leaf emergence was assessed at each time of spraying . Fourth season ( 1977-78 ) No further application of glyphosate was made and no assessments were ...
Contents
Chairmans summary | 1 |
Notillage establishment of lucerne G C Atkinson | 9 |
Insects affecting lucerne seed production | 19 |
Copyright | |
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Common terms and phrases
29th N.Z. Weed activity adults Agric Agricultural Research Centre alachlor aphid application areas assessed asulam atrazine Auckland autumn azinphos-methyl barley grass benomyl BGLA black beetle blue-green lucerne aphid brassicas Canterbury carbofuran chemical chlorpyrifos Christchurch crop cultivars cypermethrin damage diflubenzuron disease DSIR effect emergence ethofumesate fensulfothion field trials foliage fungicides germination gorse granules grass grub growth Hamilton harvest herbicides increased insect insecticides isazophos kg/ha larvae leaf legumes Lincoln linuron litres/ha lucerne lucerne yield maize method mite nematode North Island numbers oats P.O. Box Palmerston North paraquat pasture Pest Control Conf phorate picloram plants plots population post-emergence Proc pyri rates reduced replicates residual resistant Ruakura Ruakura Agricultural Research ryegrass samples season seed seedlings significant significantly soil sowing sown species spray sprayer spring stage summer Table tested treatments triclopyr untreated Weed and Pest weed control weeks weevil Wellington white clover white-fringed weevil Zealand