Morphological characteristics: adult body length 7.5mm, female head and chest with black luster, abdomen orange, tentacles black whip, composed of three sections, the third section is the longest, male adult is slightly smaller than the female. Egg oval, pale yellow at the time of the first output. The eggs are green before hatching. When the larva first hatches, it is pale green and its head is yellow, and when it is mature, it is yellow-brown. Milky white, oval, grayish yellow. The Chinese rose beetle occurs in two generations a year. It is larvae for pupa wintering in the earth. It is pupaed in April the following year. The adult eclosion is observed from May to June. Longitudinal rifts are spawned by the spawning Tube in the Chinese rose shoots. The new shoot is completely black and broken. Newly hatched larvae are in danger of colony formation, and they eat a large amount of leaf meat, but at a faster rate, they can eat up all the leaves, leaving only the veins and petioles.
Prevention methods: (1) Replace potted soil in winter to eliminate overwintering larvae. When pruning in winter, the damaged leaves and branches are cut off and the set can be burned. (2) spraying 50% killing pine 1000 times; spraying 40% omethoate 1000 times; or spraying deltamethrin 2000 times.
Leisure and sports wheelchairs
Leisure and sports wheelchair: for disabled sports activities or for young people who like new style wheelchair. Sports wheelchair can be divided into sub-ball and racing two categories. Special design, the use of materials commonly used aluminum alloy or light materials, strong and lightweight. It is very useful and helpful for disables people to take part in public sports activities.
Rehabilitation Products is our main products. We have get the CE, ISO, FDA. As a experienced company, ORIENTMED has a strong ability to help our clients to get the registration and short the delivery.
Any questions, welcome to contact us. Thank you!
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Leisure Sports Wheelchair,Portable Sports Wheelchair,Travel Leisure Sports Wheelchair,Sports High Wheelchair
Hebei Orient Imp. & Exp. Co. Ltd. , https://www.orientmedcare.com