controlling insects host:gardenline.usask.ca

Listing 1 - 10 from 10 for controlling insects

Common Sense Gardening Part 2: Crop Rotation and Green Manures
... especially effective in controlling insects which feed on only one type of vegetable (such as the Colorado potato beetle) and do not move very far or very fast. These insects will die soon ... grocery basket for the pests. In a smaller garden, crop rotation is less effective in controlling insects simply because some pests (like cabbage butterflies or flea beetles) are far ranging. As discussed ...
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Bt (Bacillus thuringiensis) The Natural Insecticide
... , environmentally friendly manner. Bacterial agents, like Bt, are effective in controlling insects in the larva stage only. The larva stage in an insects's life cycle is the stage during which most of ... different strains of Bt are class-specific, meaning beneficial or non-target insects are not harmed. 5) The insects that ingest the Bt and later die from it, are not considered dangerous ...
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Yard Cleanup Can Control Insects
... early October, after the insects have buried themselves in for the winter. You can remove the debris earlier or later, still with effective results in terms of controlling insects. When removing the debris, it is wise to till the garden and flower beds. Tilling will bring the insects up the soil surface, where they ...
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Gray Mold
... planting time. Removing infected leaves, stems, flowers and fruit, is a valuable step in controlling gray mold as it eliminates sites of further infections. Clean up all debris and ... Ed. Robert Hall. American Phytopathological Society. 1991. Compendium of Raspberry and Blackberry Diseases and Insects. Ed. Michael Ellis, et al. American Phytopathological Society. 1991. Compendium of Rose Diseases. Ed ...
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More Beneficial Bugs
... Horticulture Science, University of Saskatchewan. Many of these insects are small and not readily noticed, but they are very effective in controlling harmful insects. BRACONIDS-These time (2.5 mm) ... controlling other insects. All ichneumon wasps are parasitic like the braconids, and they feed on many of the same hosts-especially larvae of the spruce budworm and leaf roller. FIREFLIES-These insects ...
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Scale Insects
... Insects Scale Insects GardenLine | Common Saskatchewan Pests | Scale Insects Scale insects derive their name from the scale or shell-like outer covering of the adult female. ... Control - outside there are many natural enemies (mostly other insects) which play a major role in controlling scale insect populations and preventing scale insects from causing significant plant damage. Cultural controls may ...
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Small Flies in Home are Annoying
... . Spray the soil, not the foliage, which may be damaged by the insecticide. Since these insects do not feed on the foliage, it is not necessary to spray the leaves the ... lay eggs. Organic insecticides such as insecticidal soap and diatomaceous earth have proven effective in controlling fungus gnats, although further testing is required. Some plants may be damaged by these insecticides ...
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Spider Mites
... legs as opposed to 6, which is the easiest way to differentiate them from insects. They attack a wide variety of plants indoors and outside, and can cause considerable ... caution: insecticides are designed to kill insects, however mites are not insects, so most insecticides are not effective in controlling mites. Miticides are effective in controlling mites. Read the labels carefully. Sustainable ...
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Guide to Birch Trees
... damaged tissue. Damage is usually noticed in June. Control The most common method used for controlling birch leaf miner is a soil drench using undiluted dimethoate (sold as Cygon 2E ... will cause leaf distortions. Of the two aphids more frequently warrant control measures. The insects can be controlled with contact insecticides. Cultural Problems Two cultural problems manifest themselves quite ...
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Diseases of the Elm Tree (Part 2)
... of Dutch elm disease. Dothiorella wilt is caused by a fungus that is spread by insects and the disease only affects American elms. Verticillum wilt is caused by a soil- borne ... with Dothiorella can be pruned to remove the infection, however pruning is largely ineffective in controlling Verticillum. Because symptoms of these diseases are so similar, twig samples are taken from infected ...
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