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Effect On Bees Of Insecticides Used On Rape, A C. Kessell
Effect On Bees Of Insecticides Used On Rape, A C. Kessell
Journal of the Department of Agriculture, Western Australia, Series 4
Rapeseed could provide beekeepers in Western Australia with a valuable new honey crop—hut insecticidal spraying of rape at flowering time is a potentially serious threat to most commercial beekeepers.
There are indications that insect pollination may improve rapeseed yields, so both growers and beekeepers could gain from a co-operative approach to the problem. Spraying after sundown and preventing spray drift to nearby apiaries should avoid most losses.
Glume Blotch Of Wheat, Department Of Agriculture, Western Australia
Glume Blotch Of Wheat, Department Of Agriculture, Western Australia
Journal of the Department of Agriculture, Western Australia, Series 4
Glume blotch on wheat crops is seen frequently in some areas of Western Australia and was particularly severe in the West Midlands in 1971.
The disease is caused by the fungus Septoria nodorum which infects the leaves, stems and heads of the wheat plant.