Proceedings of the New Zealand Weed and Pest Control Conference1976 - Pesticides |
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Page 103
Germination tests The wild oat seeds were surface sterilised with a solution containing 1.5 % sodium hypochlorite and allowed to germinate in a 9 cm Petri dish on filter paper moistened with 4 ml of the appropriate solution or distilled ...
Germination tests The wild oat seeds were surface sterilised with a solution containing 1.5 % sodium hypochlorite and allowed to germinate in a 9 cm Petri dish on filter paper moistened with 4 ml of the appropriate solution or distilled ...
Page 104
... germination occurred after only 10 days whereas intact seed even after 8 weeks stratification achieved only 12 % germination after a further 30 days at 25 ° C. Stratification may represent the mechanism which results in the germination ...
... germination occurred after only 10 days whereas intact seed even after 8 weeks stratification achieved only 12 % germination after a further 30 days at 25 ° C. Stratification may represent the mechanism which results in the germination ...
Page 48
... Germination assay Various methods were evaluated for rapid germination of gorse seed ( Gaskin 1977 ) , but the following technique was used in this work . A random sample of seeds was selected , a shallow slice of the seed coat removed ...
... Germination assay Various methods were evaluated for rapid germination of gorse seed ( Gaskin 1977 ) , but the following technique was used in this work . A random sample of seeds was selected , a shallow slice of the seed coat removed ...
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