caterpillars Learn more about caterpillars
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What are the natural enemies of caterpillars?
Caterpillars usually refer to the larvae of Lepidoptera insects, because these larvae almost all have poisonous bristles, so they are named after caterpillars, so what are the natural enemies of caterpillars? What are the natural enemies of caterpillars? The natural enemies of caterpillars are some
2020-11-08 What is a caterpillar a natural enemy a caterpillar usually refers to -
What pesticide does the caterpillar use?
Prickly caterpillars are mostly found in green leaves and eat leaves for a living. There are many common species, such as flat, prismatic, etc., mostly diamondback moth larvae. It has grown a large number of shrubs and Toona sinensis plants such as Amorpha in summer and autumn in the north. What kind of pesticides are used to control caterpillars?
2020-11-08 Thorns caterpillars use what pesticides thorns most common green -
Are caterpillars insects?
We can often see caterpillars crawling slowly on trees and branches. Many people don't know what kind of creature caterpillars belong to. Are caterpillars insects? Is the caterpillar an insect? is the caterpillar an insect? it is a Lepidoptera (moth and butterfly) insect.
2020-11-11 Caterpillars yes insects we often but in the trees. -
What pesticide does the caterpillar use?
Caterpillars can often be seen in the fields. If they come into contact with them accidentally, they will be painful and itchy. So what kind of pesticide is more effective for caterpillars? 1. Insecticides can eliminate most insect pests. It can be said that insecticides are basically used.
2020-11-08 Caterpillars with what pesticides caterpillars in crops fields often -
How to raise caterpillars
Caterpillars generally refer to the larvae of Lepidoptera (moths and butterflies). Some larvae have a lot of poisonous bristles, and their skin will be red and swollen if they touch it. So, how to raise caterpillars? First of all, find a container, preferably with a lid
2020-11-11 Caterpillar how raise caterpillar general refers to scale wing order moth -
Is Dendrolimus punctatus a beneficial insect or a pest? What does it eat? What if I get stung by a pine caterpillar?
When it comes to pine caterpillars, everyone's impression should be that the whole body is covered with poisonous hairs. The sight of its dense poisonous hairs makes people feel creepy and frightening. So is the pine caterpillar a beneficial insect or a pest? What does it eat?
2020-11-11 Lepidoptera insects Dendrolimus punctatus yes beneficial insects or pests -
What are the control measures of tea caterpillar? What's the pattern of occurrence?
Tea caterpillar is an important pest in Chinese tea area. it is an insect of the genus Lepidoptera of the family Lepidoptera, also known as tea yellow moth, swinging head worm and so on. Tea caterpillars are distributed in all tea-producing provinces in China, mainly to harm tea, but also to Camellia oleifera, citrus and so on.
2020-11-11 Tea caterpillars control measures what occurrence regularity -
Occurrence and damage of tea caterpillar and its integrated control
In recent years, with the development of pollution-free tea and organic tea production, the number and number of chemical pesticides used in tea gardens decreased, and some tea gardens even did not use chemical pesticides, which led to the aggravation of tea caterpillar damage in a short time. The tea caterpillar damage occurred in the tea garden of the author's county for several years in a row, and only bald branches were left in the damaged tea trees, which greatly affected the economic income of tea farmers. The main results are as follows: 1. The tea caterpillar bites the leaves with larvae, resulting in missing leaves and bald branches. 1the 2nd instar larvae gathered on the back of the leaves to feed on the mesophyll, leaving only the epidermis and veins, and the damaged leaves were transparent.
2019-01-15 -
Control methods of tea caterpillar
Control methods of tea caterpillar
2018-06-28 -
Timely control of loquat yellow caterpillar
Loquat yellow caterpillar adults are commonly known as "inverted butterflies". The larvae eat buds and tender leaves, and when rampant, they also endanger old leaves, tender stem barks, flowers and fruits, and only upper epidermis and veins remain in the injured leaves. The first instar larvae of the insect are clustered. The second year old began to disperse the harm, and the food intake increased greatly after the third year old. This insect is the most common and serious kind of loquat.
2018-09-11 -
How does eucalyptus control big caterpillars?
How does eucalyptus control big caterpillars? Please introduce that the large caterpillar of eucalyptus can be controlled with reference to the following methods: 1. Artificial hunting: during the emergence of a large number of adults and spawning, the adults and eggs are killed in time in the orchard, the larvae are harmful, and the larvae usually lie still in the lower part of the host branch during the day, which is easy to be found.
2018-07-18 -
In which month does the flower caterpillar bloom?
In which month does the flower caterpillar bloom?
2020-11-13 -
Control of tea caterpillar
Tea caterpillar is also known as tea yellow moth and swinging head worm. It belongs to the family Lepidoptera. It is distributed in all the tea-producing provinces in China, and it is an important pest in tea areas in China. Mainly harm tea, but also harm Camellia oleifera, oranges and so on. The young larvae bite on the old leaves of tea trees to form a semi-permeable film, and then bite on the tender shoots to form leaves. Larvae cluster damage, often tens to hundreds of heads gather on the back of the leaves to feed. When it is serious, the leaves of tea trees are completely eaten up. The morphological characteristics of the adult are about 10 mm in length and 28 mm in wingspan. The female moth is slightly larger with yellowish-brown wings, while the male moth is slightly smaller and yellowish brown. Front
2019-01-15 -
Magic | A caterpillar in her flowerpot will fill the vat after pinching the roots and branches in one month.
A friend of Huahua raised potted flowers. When I went to his house, I was startled when I saw it for the first time. Why does this flower look like a caterpillar? Later, when I grew more flowers, I knew that this was one of the cactus, called Bai.
2018-09-19 -
There are caterpillars growing in her flowerpot, pinch the roots and branches, and fill the vat in a month!
A friend of Huahua raised potted flowers. When I went to his house, I was startled when I saw it for the first time. Why does this flower look like a caterpillar? Later, when I grew more flowers, I knew that this was one of the cactus, called white sandalwood! Today, Huahua will tell you what the white sandalwood looks like and how to raise it.
2018-09-02 -
Usage and dosage of Bacillus thuringiensis
Bacillus thuringiensis can be sprayed and spread. Among them, the spray is used from the initial stage of the occurrence of pests or the peak incubation period of eggs, and 600-800 milliliters per mu is generally used on vegetables, beans and sweet potatoes. Sashi is mainly used to control Ostrinia furnacalis.
2020-11-09 Bacillus thuringiensis -
Trees covered with caterpillars are sweeter than honey. Farmers whose prices are 10 times higher than mulberries are reluctant to eat them.
Warm Tip Wo Mu report is intended to share and popularize all kinds of plant information and functions, for reference only, if you need medicine, it is recommended to consult a professional physician to avoid problems! With the arrival of May, there are also many wild fruits in the countryside beginning to mature.
2018-05-02 -
Technical plan for prevention and control of main tea diseases and insect pests in 2019
The main diseases and insect pests in tea gardens in China are tea small green leafhopper (small green leafhopper), black whitefly, gray tea inchworm, tea inchworm, tea caterpillar, tea orange gall mite, coffee claw mite, horned breast beetle, tea net bug, tea black poison moth, tea yellow thrips, tea stick thrips and tea stick thrips.
2020-11-09 In 2019 tea trees major diseases and insect pests prevention and control technology programs national -
Causes and Preventive measures of Silkworm poisoning
In the process of sericulture, poisoning sometimes occurs, which affects the growth and development of silkworms and causes a large number of deaths. Therefore, silkworm farmers must pay attention to it and take measures to avoid loss. 1. Gas poisoning silkworm eggs green stage or young silkworm one or two instar stage, the temperature of silkworm room is low, need to be heated. If coal products are used for heating, and there are no exhaust facilities on the coal stove, the toxic gases such as carbon dioxide, hydrogen sulfide and carbon monoxide accumulate in the silkworm room, which can cause poisoning of silkworm eggs and silkworms. Bombyx mori eggs are poisoned during the green stage and are prone to dead eggs or uneven hatching.
2019-01-15 -
How to use bio-pesticides in tea?
How to use bio-pesticides in tea? Please guide the current tea market, especially the tea export, which requires high quality and safety of tea. And biological pesticides, including microbial pesticides and botanical pesticides, they will not cause pollution to tea and the environment, and their toxicity to people and animals is very low, so they will not constitute residual toxicity.
2018-07-18