Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 97
The latter method offers advantages over granular applications of insecticide ,
particularly if it can be applied effectively with the desiccant paraquat during
ground preparation . The chemical selected , oxamyl , was the best of a range of
...
The latter method offers advantages over granular applications of insecticide ,
particularly if it can be applied effectively with the desiccant paraquat during
ground preparation . The chemical selected , oxamyl , was the best of a range of
...
Page 238
Croft and Nelson ( 1972 ) discussed the movement of A. fallacis from ground
cover vegetation to trees during mid - season , the reverse movement in late
autumn and the need for alternate food during the winter to spring period . It is
probable ...
Croft and Nelson ( 1972 ) discussed the movement of A. fallacis from ground
cover vegetation to trees during mid - season , the reverse movement in late
autumn and the need for alternate food during the winter to spring period . It is
probable ...
Page 242
Other management practices being investigated to assist A. fallacus include
alterations in the ground cover and the provision of protective shelters to
enhance overwintering survival . Observations in Canterbury in July have
confirmed that ...
Other management practices being investigated to assist A. fallacus include
alterations in the ground cover and the provision of protective shelters to
enhance overwintering survival . Observations in Canterbury in July have
confirmed that ...
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Contents
Annual weeds in established lucerne T P Palmer | 5 |
Lucerne insect survey K G Somerfield and P A Burnett | 14 |
Kain M J Esson T V Holland and D S Atkinson | 23 |
Copyright | |
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activity adults Agricultural aphid appeared application areas assessed atrazine autumn barley grass beetle caused chemical clover compared counts crop cultivars damage DISCUSSION disease early effect emergence established experiment field four further gave germination grass grub growth harvest herbicides higher included increase indicate infection insecticide INTRODUCTION kg/ha larvae leaf leaves less lotus lower lucerne maize major material mean measured method months N.Z. Weed North numbers occurred P.O. Box pasture period Pest Control Conf plants plots population present Proc production rates recorded reduced REFERENCES replicates reported Research residual resistant root ryegrass samples season seed seedlings showed shown significant significantly similar soil sowing sown species spray spring stage stem Summary summer Table tested treated treatments trials untreated Weed and Pest weed control weeks weevil weight white clover XXX XXX XXX yield Zealand