green peach aphid การใช้

• PLRV is transmitted by aphids, primarily the green peach aphid, " Myzus persicae ".
• The green peach aphid, " Myzus persicae ", is a vector for more than 110 plant viruses.
• However, even very small percentages of virus can be a problem if green peach aphids appear very early and in abundance.
• Peach latent mosaic viroid is horizontally spread from plant to plant across a field by propagation of infected buds, pruning tools and green peach aphids.
• Previous research by other authors found that daily percentage growth of the green peach aphid could be modeled as an increasing linear function of average daily temperature.
• The slate-blue aphids on nasturtiums are bean aphids, the whitish-green ones on kale are cabbage aphids, and the pale green ones on practically everything are green peach aphids.
• The green peach aphid is found worldwide, although it is less tolerant of colder climates and overwinters through its eggs, laid in trees of the genus " Prunus ".
• Adult green peach aphids appear in the summer, and are 1.8 to 2.1 mm long; the head and thorax are black, and the abdomen yellow-green with a dark patch on the back.
• Insects that commonly transmit potato diseases or damage the plants include the Colorado potato beetle, the potato tuber moth, the green peach aphid ( " Myzus persicae " ), the potato aphid, beet leafhoppers, thrips, and mites.
• The virus itself is an extremely small, nearly spherical particle ( its diameter is only 0.000001 inch ) which can be spread by several aphid species that colonize potato, with the green peach aphid being the most efficient.
• The green peach aphid is an agricultural pest across the United States and worldwide, Although insecticides are used to control it, Many of its natural enemies can be used as biological control agents in certain crops, such as ladybirds ( Coccinellidae ) in radish crops, and the wasp " Diaeretiella rapae " in broccoli.
• In the warmer months, and throughout the year in warmer climates, the green peach aphid reproduces asexually; adults produce nymphs on a wide variety of herbaceous plant material, including many vegetable crops such as cabbage and its " Brassica " relatives, potato and other crops of the family solanaceae, celery, mustard, pepper, pumpkin, okra, corn, and sunflower and other flower crops.