Nuts can generally be divided into two types: one is seeds, such as sunflower seeds, pumpkin seeds, peanuts, etc.; the other is tree nuts, such as pistachios, hazelnuts, cashews, walnuts, pine nuts, walnuts, chestnuts, almonds. And the macadamia and pecans that have been very hot in the past two years. These nut foods contain more protein, calcium and a variety of vitamins, which can provide the body with a variety of nutrients needed by the brain and body. Nuts Food,Fried Food,Fried Broad Bean,Nuts And Fried Food Hangzhou Aiyomi food co.,LTD , https://www.aiyomisnacks.com
The law of occurrence:
The eggs hatch in the bark cracks, curls, and leaves, and the pears bloom (in early April). The eggs hatch and the young larvae suck under the subcutaneous skin, cracks, etc., to reproduce, and the larvae hatch after 3-4 Days can spawn, the egg period is about 8 days. In late June, he moved to the ridges of the pears, stalks, and two fruits. The victim had a yellow spot. When the fruits were nearly mature, the pods that had suffered severe damage turned black. Adults spawn more concentrated, resulting in many eggs attached to the body's back, seeing it is a financial yellow powder, it was named Tenebrio. After harvesting, the locusts lay their branches in branches and cracks for wintering.
Control methods:
Tree control, spraying pears before and after flowering and wheat harvesting, the use of agents are: 2.5% deltamethrin (enemy) serving emulsifiable concentrate (5000-8000 times), 20% killing diced EC (2000-3000 times) ), 5% to Fortune EC (3000 times), 10% cypermethrin EC (3000 times); In addition, scraping the tree in the winter old warp skin, eliminating the overwintering eggs.
In general, a nut is a closed fruit classification of a nutrient-covered woody or leathery hard shell. The skin is hard and contains one or more seeds. It includes two types of tree nuts and fruit seeds, walnuts, chestnuts, pistachios, almonds, etc., which belong to the fruit seed class.
Occurrence and Control of Prunus trifolii
Pear yellow mealworms, also known as pears tumor symptoms: diet specific, only harm the pear tree, nymphs and adults cluster in the fruit pods, stems, the junction of the two fruit damage, suck juice, in the fruit, the initial formation of a slight sunken The small yellow spots later turned black to form black pods. The black pods are called "top plasters" and later rot and fall off, affecting yield and quality.