Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 45
This increased dry matter by 16% and increased leaf/stem ratios which provided
quantitative evidence that foliar diseases significantly reduced the quantity of
lucerne forage. It is possible that one application of benomyl at the medium ...
This increased dry matter by 16% and increased leaf/stem ratios which provided
quantitative evidence that foliar diseases significantly reduced the quantity of
lucerne forage. It is possible that one application of benomyl at the medium ...
Page 124
Phosphorus concentration in plant tops increased with increments in the
phosphorus levels of the soil but was unaffected by atrazine at low rates. At high
concentrations of atrazine some significant increases in the phosphate levels of
plant ...
Phosphorus concentration in plant tops increased with increments in the
phosphorus levels of the soil but was unaffected by atrazine at low rates. At high
concentrations of atrazine some significant increases in the phosphate levels of
plant ...
Page 151
In all trials fungicide treatments increased fresh plant weight at harvest.
Drazoxolon treatments in all trials gave significantly higher plant weights than
untreated however in only three trials did captan significantly increase plant
weights over ...
In all trials fungicide treatments increased fresh plant weight at harvest.
Drazoxolon treatments in all trials gave significantly higher plant weights than
untreated however in only three trials did captan significantly increase plant
weights over ...
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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 |
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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