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There are more than 500 species of animal-eating plants in the world, among which the insect trap of pitcher plant is the most elaborate and complex.
Nepenthes grows mostly in humid tropical forests such as the Indian Ocean Islands, Madagascar, Sri Lanka, Indonesia, etc., and there are also such plants in Guangdong, Yunnan and other provinces in China.
Nepenthes eats insects because of its peculiar leaves. The midrib of its leaf extends into tendrils, which can cling to other things and rise. A sac grows from the top of the roll, like a feeding bottle, with a cap on the mouth that can be opened and closed.
The edge of the bottle mouth is rolled inward, and there is half a bottle of liquid water in the bottle. The inner wall of the bottle mouth can secrete sweet and fragrant honey, and greedy small insects will crawl over to eat honey when they smell the fragrance. Maybe just as they were eating proudly, their feet suddenly slipped and they fell into the bottle, stuck in the water, and could no longer escape.
So the pitcher plant got a good meal.
Other insect-eating plants, such as sundew, felt moss, and Venus flytrap, can also catch insects, but their insect trapping tools are far less sophisticated than those of Nepenthes.
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Nepenthes, also known as fly-eating plants, hunts small animals and insects.
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Venus flyivore is a plant that eats bugs.
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It's like a little black worm like a thrip. This is a cyclical product, not a new species. It usually lives on vertical banyan trees and appears when the air is humid and the weather is hot.
It usually occurs in spring and summer. 23 The environment at 30°C is more suitable for growth. If the number is large, it will cause certain harm to the adsorbed plants.
It is reported that the "banyan bagpipes" mainly harm the branches and new leaves of the host. White dots can be seen on the leaves, forming pure red spots of different sizes within the tip of the bud, and the leaves fold into gallon-shaped dumplings along the middle and forward, commonly known as "double leaves"; In severe cases, it will cause the leaves to fall off, which will seriously affect the ornamental value. Perfumes, sunscreens, and gels do not attract thrips.
In terms of prevention, the staff member particularly emphasized that due to the color orientation of thrips and the persistent "preference" of yellow and green, during the season when bee colonies appear, care should be taken to avoid harming colorful clothing, especially yellow, orange and green clothing. In areas with more host plants, such as banyan trees, reduce stopovers and pass as soon as possible to reduce the risk of the banyan river coming into contact with people and clothing.
Extended Materials. Thrips is a general term for the order Hymenoptera in the class Insecta. Their larvae are white, yellow, or orange, and adults are yellow, brown, or black. They feed on plant sap or fungi.
This family of insects is widely distributed all over the world, and its feeding habits are complex, mainly including phytophagous, bacteriophage and predatory, of which phytophagous accounts for more than half, and is an economic pest. Among them, the ficus screw is characterized by a small body and unique mouthparts. The adult body is about mm long, black, with a rectangular head, file suction (only three mouths), long and narrow wings, and the abdomen slopes upward.
Notice that the small black dot in the middle of the rose is a thrip. If the weather continues to clear, thrips in gardens and vegetable patches will break out again. Thrips that like flowers and plants are called flower thrips, and thrips that like vegetables are called melon thrips.
Although they are not the same species, they are both enemies of plants. To destroy the thrip, we must find its natural enemies and eliminate them with natural enemies before the swarm attacks the plants.
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Like aphids, spray imidacloprid insecticides to treat aphids.
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The green insects are aphids, and my two weeping begonias have also beknownt, generally not on the old leaves, and they are found to be on the young leaves that have just sprouted, dense, and you can make your own insect repellent water.
1. Soot water: take 50 100 cigarette butts left over from smoking, add 200 300 ml of water, soak for a day and night, mash repeatedly, filter with gauze to remove the residue and spray, if you add a small amount (about grams) of baking soda (sodium bicarbonate) or edible alkali (sodium carbonate), the effect is better.
2. Laundry detergent water: 1 part of laundry detergent, add 300 400 parts of water, add laundry detergent to water, stir or shake slightly, and spray after uniform dissolution. Detergent (for dishwashing) is sprayed with 500 times of water and 600 times of water for wind oil essence, and the effect is also good.
3. Egg oil emulsion: take 1 egg (remove the yolk and eat, leave the egg white), 2 3 ml of ordinary cooking oil (liquid), and 200 ml of water. Prepare egg water first, then add cooking oil, shake up and down, and when you can't see the oil splash on the liquid surface, you can spray it, but it should not be stored.
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This question is the same as "what brand of car is black on the road" - there are many bugs, and there are many white ones!
Let's go to Zhang**!
Scale insects are insects of the order Homoptera, the family Shieldidae. Most insects have wax paper secretions, known as shells, on their bodies. Scale insects are the most common pests on flowers and fruit trees, often clustering on branches, leaves, and fruits, sucking plant sap for survival, and in severe cases, they will cause branch wilting or the whole plant die.
The secretion of scale insects can also induce coal stain disease, which is extremely harmful.
The methods of prevention and control are:
Mix liquor with water in a ratio of 1:2. When treating insects, water the surface layer of the potting soil thoroughly. Scale insects begin to move at room temperature 7 in spring. It can be poured once in April, and then every half a month or so, and it is effective for 4 consecutive times.
Use 50 ml of vinegar (rice vinegar), soak a small cotton ball in vinegar, and gently rub it on the stems and leaves of the affected flowers and trees with a wet cotton ball to wipe off and kill the scale insects. This method is convenient and safe, which can not only achieve the purpose of insect control, but also make the damaged leaves green and shiny again.
Gently and repeatedly rubbing the diseased plant with alcohol can remove the scale insects, and it can be removed very cleanly and thoroughly. If you wipe the orchid leaves with alcohol, not only can you get rid of the scale insects, but also the larvae that are not clear to the naked eye, and they are completely killed.
Mix the mother liquor with diesel, washing powder and water in the ratio of :6, at this time the mother liquor contains 60% oil, which is milk-like, dilute the 30% oil content with water, and carefully spray the scale insects on Milan, kumquat and cycads. After one week, most of the scale insects changed from fresh orange to shriveled state, indicating that this method has a good control effect on scale insects.
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Summary. Hello dear! The scientific name of the flower girl entomology is the seven-star ladybug, which is a predatory natural enemy insect of the family Coleoptera ladybug, and the adult insect can prey on wheat aphid, cotton aphid, locust aphid, peach aphid, scale insect, tick, bean aphid, vegetable tube aphid, corn aphid, sorghum aphid and other pests that harm crops cotton, wheat, cowpea, cabbage, corn, sorghum, etc., which can greatly reduce the damage of trees, melons and fruits and various crops from pests, and is called "live peasant", which is widely distributed in various parts of China.
There is a kind of insect named Hua Daughter-in-law, what does it eat?
Wait a minute, dear. Hello dear! The scientific name of the flower girl entomology is the seven-star ladybug, which is the predatory natural enemy insect of the family Coleoptera ladybug, and the adult insect can prey on wheat aphid, cotton aphid, locust aphid, peach aphid, scale insect, tick, bean aphid, vegetable tube aphid, corn aphid, sorghum aphid and other pests that harm crops cotton, wheat, cowpea, cabbage, corn, sorghum, etc., which can greatly reduce the damage of trees, melons and fruits and crops planted by pests, and is called "live peas" by people, and is widely distributed in various parts of China.
The daughter-in-law of the flower is not a seven-star drifting worm.
"Flower daughter-in-law" not only likes the stinky tree, but the pomegranate tree is also her favorite.
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