[how to treat aphids] what are the control methods of aphids

Compared with large-scale plant cultivation, family flower aphids are relatively easier to control, because the room itself is the place where we live, so in the indoor aphid control, we should mainly adopt a green way to control aphids.

1. Main aphid species

Peach aphid: also known as peach wing aphid, vegetable aphid and so on. At least 103 plant viruses can be transmitted to peach aphids.

Cotton aphid: also known as melon aphid. It can harm peony, red, cucurbitaceae flowers, chrysanthemum, hollyhock, chicken crown, melon and leaf chrysanthemum, orchid, canna, primrose, tulip, lily, carnation, cyclamen, hibiscus, rose, mulberry, bauhinia and other seedlings. Cotton aphid can transmit at least 46 plant viruses.

Rhopalosiphum aphid: can harm lotus, water lily, plum blossom, peach blossom and other seedlings (seedlings).

Although the chrysanthemum aphid: also known as the chrysanthemum aphid. Can harm chrysanthemum, wild chrysanthemum and other chrysanthemum seedlings. It can transmit at least 5 kinds of plant viruses.

Rose aphid: a seedling that can harm rose, rose and other rose plants.

Apple aphid: can harm peach blossom, pedicel begonia, Hawthorn and other seedlings.

Peach tumor aphid: to harm seedlings such as elm leaf plum, plum blossom, peach blossom, cherry blossom and so on.

Peach pink aphid: also known as peach powder aphid, peach pink green aphid. Can harm peach blossom, elm leaf plum and so on. It can transmit at least three kinds of plant viruses.

2. Control methods of aphids in autumn

1. Combined with plant pruning, the branches with eggs are cut off to eliminate the source of insects.

two。 It is the peak spawning period of aphids before overwintering, which can be sprayed and controlled. If 1.2% bitter tobacco EC is used for foliar spray, or 6% imidacloprid EC 3000 to 4000 times, or 5% acetamiprid EC 5000 to 6000 times, or 50% phoxim EC 800 to 1000 times, or 2.5% phoxim 2500 to 3000 times for foliar spraying, pay attention to safety when spraying. Omethoate is also a good medicine to control aphids, but omethoate may cause drug damage to Rosaceae plants such as peach blossom, elm leaf plum, sticking begonia and so on, so we should pay special attention to the use of garden plants and try not to use it.

3. Pay attention to the protection and use of various natural enemies, such as seven-star ladybug, aphid fly, grass ridge and other natural enemies, is also an effective control method. Do not use broad-spectrum pesticides during the peak incubation period of natural enemies.

4. 100 grams of 3% furan granules per square meter, or directly applied to the rhizosphere of flowers and shrubs, can also effectively control aphids.

III. Aphid control of potted flowers

1. Leek insect prevention method with fresh leek 1 kg plus a small amount of water, mashed after squeezing leek juice, each kg of raw juice to add 6 kg of water for spray. At the same time, it can also treat the powdery mildew of flowers.

two。

3. The fresh castor leaves were soaked in 1 kg of water and 2 kg of water for 24 hours, then boiled for 10 minutes, and then the filtrate was sprayed with 2 times of water for 2-3 times to effectively control the damage of aphids.

4. Tobacco pest control method uses dried tobacco leaves with 1 kg of water and 20 kg of water, soak for 24 hours, filter and spray. The tobacco can also be chopped and watered, soaked for 48 hours, filtered and sprayed. It has a good killing effect on flower aphids.

5.

In addition, there are many other ways to control aphids, such as vinegar. You can choose what you think is the most convenient way to control aphids.