Scientific name Planococcus citri (Risso) Homoptera, powder speculation. Alias ​​citrus trumpet powder meal, citrus powder fried. Distribution of Liaoning, Shanxi, Shandong, Jiangsu, Shanghai, Zhejiang, Fujian, Hubei, Guangdong, Sichuan and other provinces. The north mainly occurs in greenhouses.

Hosts include peony, chrysanthemum, camellia, clivia, windsweet, ivy, cruciferous, altered wood, citrus, palm and many other medicinal plants and fruit trees.

Injury characteristics, nymphs sucking sap at the tender shoots, causing the tip leaves to wither or deformed early fall, sometimes induced coal contamination.

Morphological characteristics Female adults are 2.5mm long, yellow-brown to blue-gray, oval-shaped, with white wax powder. There are 18 pairs of white wax threads around the body and the tail end is long. Antennae 8 knots. The back showed a gray-grey profile. Male adult body length 1.6mm, tentacles 9 sections, eyes red, body was swarovski powder, the end of the body there are two white wax. The eggs are 0.3mm long, oval, light yellow, and later orange. A total of 3 instar nymphs. The 3rd instar larvae were 1.1 mm in length and 18 pairs of waxes at the periphery had been formed. The antennae were 7 knots. Males are 1.1mm long, orange, red eyes.茧 oval, white.

Living habits Three generations in the greenhouse in Shanghai, with fertilized female adults and some with oocyst adults in the top tip or branch branches, cracks in the winter. Spawning began in mid-April the following year, and the spawning period began in late April-early May. The first generation of nymphs appeared in mid-April to mid-April of April. One generation of female adults began to see in late May, and in mid-June, In the late period, it will enter the peak of emergence. After the 2nd generation, the period of occurrence is not neat, and winter begins in the middle and late November.

Prevention methods (1) Strengthen quarantine to prevent the insects from entering the drug garden or drug park. (2) Strengthen management, pay attention to ventilation and light transmission, and prevent the insects from multiplying. (3) If necessary, use 40% dimethoate EC 1000 times to root effectively.


We mainly export European Chinese onions, garlic and ginger.

Fresh yellow onion and red onion size 60-80mm 70-90mm 90-110mm 10kg/net bag, 20kg/net bag or 25kg/net bag (2019 new crop onion)

Peeled yellow onion and red onion size 60-80mm 70-90mm 90-110mm 10kg / box, 20kg / box, filled with nitrogen, storage time of 90 days.

Frozen onion, frozen onion cube, frozen onion ring 10kg/box or 20kg/box Save for 2 years.

We also offer garlic, ginger and peeled garlic

Our onions have been sold in the Netherlands, the UK, Poland, and Italy, and the quality is very good.

Looking forward to your response, I am very happy to quote you.


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