What to do if you grow vegetables on the balcony

1. Plant aphid: 1 kg of tobacco leaves are soaked in 10 kg of water, and the tobacco leaves are removed after rubbing, and then 10 kg of water is added to soak and rub and remove them. Add 10 kg of lime water (containing 0 5 kg of lime) to the two impregnation solutions, mix well and spray; 1 kg of orange peel and 1 kg of chili pepper, mashed, boiled with 10 kg of water, soaked for 24 hours, and sprayed with filtered leach, the control effect is significant; Castor leaves with water press 1:

2. Mix and soak, boil for 15 minutes, then filter, cool and spray; 1 kg of fresh peach leaves soaked in 3 kg of water for 24 hours, a small amount of lime was added, and the filtered stock solution was sprayed with water 10 times; Mash with 1 kg of willow leaves, add water 3 times, soak for 1 2 days, filter and spray; 1 kg of garlic is mashed, the same amount of water is added, and the filtered stock solution is sprayed with water 50 times; 200 grams of onion bulb slices, soaked in 10 kg of warm water, filtered and sprayed after 4 to 5 days; 400 grams of fresh dandelion leaves or 300 grams of roots, mashed, soaked in 10 kg of 40 warm water for 2 hours, filtered to extract the juice and sprayed.

2 plant ash and urine wash to treat aphids: use 2 3 plant ash leaching solution to prevent aphids; Urine, laundry detergent and water are prepared into urine lotion in the ratio of 4:1:100, and the effect of spraying aphids is more than 92, and it has the effect of foliar fertilization.

3. Sandalwood repellent aphids: The smell of leeks volatilized has a repellent effect on aphids. Leeks are planted in combination with other vegetables to reduce the density of aphids and reduce the damage.

4. Yellow plate aphid: yellow and orange have strong tropism to winged adult aphids, and sticky substances such as No. 10 oil or petroleum jelly can be applied on the yellow board to trap winged aphids. The size of the yellow plate is 15-20 cm square, hanging or inserted on top of the vegetable pot.

When the yellow plate is full of aphids, it should be replaced in time.

6 Laundry detergent to kill aphids: spray with 400 500 times of laundry detergent, spray 2 3 times in a row.

7 Citrus seed treatment of aphids: citrus seed leaching has a strong repelling effect on aphids and other pests.

The soil is thoroughly disinfected, for example, spread out and dried for two weeks.