Medicinal Plants

Scientific name Phytomyza syngenesiae Hardy Diptera, Lepidoptera. Distribution occurs in both southern and northern China.

Host chrysanthemum and asteraceae weeds.

The main characteristics of the damage are larvae that invade the leaves and drill holes, and form white lines and irregularities that affect the growth of medicinal plants and flowers.

Morphological characteristics Female adults are about 2mm in length, 4-5mm wingspan, and males are slightly smaller. The body is gray to grayish black, the front wings are colorless and transparent, and the hind wings are degraded. The egg is about 0.3mm long, oval, milky white. The last instar larvae are 2.5mm long, cylindrical, long, yellow-white. About 2mm in length, spindle-shaped, yellow-brown.

Living habits Beijing is born 4-5 generations old, to the winter. Adults emerge in the early spring of the following year. During daytime activities, they copulate and lay their eggs in the leaf margin tissues. Each female lays 45-90 eggs. The larvae eat leafy leaves and the old leaves suffer first. In severe cases, there are dozens of submerged passages on the first leaf. Yellow leaves. The mature larvae evaporate at the end of the tunnel. The damage is heavy between spring and summer each year, and autumn is also harmed. It can be completed in one month if conditions are suitable.

Prevention methods (1) Find out that the victim leaves are removed in time. (2) The leguminous, cruciferous and asteraceae weeds in the vicinity of medicinal plants or flowers should be promptly removed to reduce the source of insects. (3) In the early stage of damage to the larvae latent leaves, timely spray 20% Dichlorvos 2000 times solution or 10% Dependron wettable powder 2500 times solution, 1.8% albcipins EC 4000 times solution, 80% Dichlorvos EC 1000 Double fluid.

From the herbal extraction,we also have a range of Health Product,from Sexual Health, Anti-Cancer & immune support,Herbal Slimming,sleeping & Relax,detox & digestive.all are natural remedy.more safe and good effectivity.

Healthcare Products

Herbal ingredient,Herbal remedy,Healthcare Products

Chengdu Jingke Trading Co., Ltd. , https://www.jkherb.com