How do tomatoes produce drug damage?
Improper application of medicine in the growth process of tomato will produce drug damage, so how to do the drug damage caused by tomato?
I. growth habits of Tomato
Tomato is a plant of the family Solanaceae and tomato. The fruit of tomato is nutritious and has a special flavor, which can be eaten raw, cooked, processed ketchup, juice or whole fruit.
Tomato is an annual herb of Solanaceae. It does not have strict requirements on soil conditions. It will grow well in fertile loam with good drainage and rich organic matter, and the most suitable growth temperature is 20-25 ℃.
There are many varieties of tomato, but attention should be paid to early-maturing varieties in early spring or late cultivation in autumn, and mid-late maturing varieties should be selected if they are cultivated in the right season.
Second, how to deal with drug damage caused by tomatoes?
The residual liquid on the plant can be sprayed with clean water in time to prevent and cure the aggravation of drug damage. Can also spray some plant cytokinins to alleviate drug damage, but also timely removal of drug-damaged leaves, more ventilation and heat dissipation.
III. Matters needing attention in tomato planting
1. Proper topdressing during the growing period of tomato should not be partial to nitrogen fertilizer, but must be combined with phosphorus and potassium fertilizer.
2. In order to prevent the falling of flowers and fruits, soak or smear the flowers with 10-20ppm 2mae 4 30ppm D solution, or spray the flowers with 20-ppm tomato spirit.
3. In order to prevent diseases and insect pests, it is necessary to carry out rotation, generally with non-Solanaceae crops for more than 3 years.
4. Removal of diseased bodies, timely removal of diseased leaves and fruits in the onset season, and timely removal of diseased bodies after harvest also play a certain role in the prevention of diseases and insect pests.
5. To prevent aphids from spreading virus, you can choose 2.5% aphid traceless EC 1000-1500 times, or 4% Jian Zhu EC 1000-1500 times, and so on.
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