Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 107
... indicate a decline in the vigour and population size of fescue tussock where mouse - ear hawkweed has surrounded the tussocks . TABLE 1 : SOME VEGETATION CHARACTERISTICS OF MOUSE - EAR HAWKWEED AND FESCUE TUSSOCK IN THE STUDY AREA ...
... indicate a decline in the vigour and population size of fescue tussock where mouse - ear hawkweed has surrounded the tussocks . TABLE 1 : SOME VEGETATION CHARACTERISTICS OF MOUSE - EAR HAWKWEED AND FESCUE TUSSOCK IN THE STUDY AREA ...
Page 178
... indicates that black beetle flights were insignificant in the 1975 spring flight season compared to those of the previous autumn . However , field observations indicate that non- aerial surface activity of beetles in spring ( September ...
... indicates that black beetle flights were insignificant in the 1975 spring flight season compared to those of the previous autumn . However , field observations indicate that non- aerial surface activity of beetles in spring ( September ...
Page 106
... indicates the former was a sensitive measure of insecticide effectiveness . Insecticidal seed treatments were ... indicate that no chemical at label recommended rates was able to provide protection against high numbers of beetles ...
... indicates the former was a sensitive measure of insecticide effectiveness . Insecticidal seed treatments were ... indicate that no chemical at label recommended rates was able to provide protection against high numbers of beetles ...
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