Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 210
... less prevalent this season than last season ( Table 1 ) . Diseases found in oat crops were loose smut , covered smut ... less effective under glasshouse conditions . It was also less effective than the carboxin and thiram mixture in ...
... less prevalent this season than last season ( Table 1 ) . Diseases found in oat crops were loose smut , covered smut ... less effective under glasshouse conditions . It was also less effective than the carboxin and thiram mixture in ...
Page 236
... less than 1 ha ( 2.5 ac ) 10 . ( i ) ( ii ) 1-4 ha ( 2.5-10 ac ) ( iii ) 4-10 ha ( 10-25 ac ) 11 . ( iv ) more than 10 ha ( 25 ac ) state area In your opinion is the barley grass infestation ( i ) ( ii ) ( iii ) more same less than it ...
... less than 1 ha ( 2.5 ac ) 10 . ( i ) ( ii ) 1-4 ha ( 2.5-10 ac ) ( iii ) 4-10 ha ( 10-25 ac ) 11 . ( iv ) more than 10 ha ( 25 ac ) state area In your opinion is the barley grass infestation ( i ) ( ii ) ( iii ) more same less than it ...
Page 149
... less nematodes than untreated plots at most sampling times ( Table 1 ) . As the trial progressed nematode numbers in the 60 kg / ha treatment became significantly less than in the 15 kg / ha treatment . The nematode population showed a ...
... less nematodes than untreated plots at most sampling times ( Table 1 ) . As the trial progressed nematode numbers in the 60 kg / ha treatment became significantly less than in the 15 kg / ha treatment . The nematode population showed a ...
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