Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Results 1-3 of 75
Page 151
... indicated that seed treatment had provided continued protection of seedlings . In the remaining trials the harvest population showed no marked difference to the emergence population . Throughout the trial programme seed treatment was ...
... indicated that seed treatment had provided continued protection of seedlings . In the remaining trials the harvest population showed no marked difference to the emergence population . Throughout the trial programme seed treatment was ...
Page 177
... indicated in Table 1 ) in strips across two paddocks for demonstration purposes , and 10 X 10 m plots were superimposed on the drilled areas . Pre - treatment sampling indicated that populations were very similar in each field , and the ...
... indicated in Table 1 ) in strips across two paddocks for demonstration purposes , and 10 X 10 m plots were superimposed on the drilled areas . Pre - treatment sampling indicated that populations were very similar in each field , and the ...
Page 122
... indicate the effect of rayless chamo- mile competition as the major weed species in this onion crop . During the period of ... indicated by a lower proportion of first grade sized bulbs . TABLE 2 : Effect of aziprotryn , bentazone and ...
... indicate the effect of rayless chamo- mile competition as the major weed species in this onion crop . During the period of ... indicated by a lower proportion of first grade sized bulbs . TABLE 2 : Effect of aziprotryn , bentazone and ...
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