Control measures and matters needing attention of strawberry aphids
Strawberries are now in increasing demand in the market, and now the number of users growing strawberries is also increasing year by year, and aphids are inevitable in the strawberry production process. So how to control strawberry aphids? What should we pay attention to? Let's get to know it with the editor.
I. Prevention and control measures
1. Agricultural prevention and control
After the occurrence of aphid damage, the old and diseased leaves should be removed in time, and the surrounding weeds should be removed in time, so as to avoid the possibility of further spread of aphids.
2. Physical control
You should set up an anti-insect net in the ventilated place in time, and you can also make use of the yellowing of aphids, and you can set up a yellow board trap in the greenhouse. Generally, each greenhouse uses 10-20 pieces, hanging height, slightly higher than 10-20 cm of strawberry plants, trapping and killing winged aphids. It is necessary to pay attention to regular replacement.
3. Biological control
In the early stage of aphid occurrence, the natural enemies of aphids can be used to control aphids. the common natural enemies of aphids are ladybugs, which can put 100 calories per mu (20 eggs per card) to kill aphids. At the same time, attention should be paid to protecting natural enemies such as lacewings, aphid flies, aphid cocoon wasps and other natural enemies to ensure a good control effect.
4. Chemical control
You can use thiazide, acetamiprid, avermectin EC and other medicament spray control, but should pay attention to the rotation of medicament use, so as not to produce drug resistance. At the same time, in the spray, try to avoid strawberry flowering, so as not to produce the key, and the medicine is to move the bees out of the shed.
II. Points for attention
1. Aphids are relatively small, mainly concentrated on the back of the leaves, and should be hit evenly when administering medicine.
2. We should pay attention to the alternate use of agents to avoid drug resistance, for example, we can choose imidacloprid, thiacloprid, spirochete ethyl ester, Alushi and so on.
3. Aphids are most likely to spread virus diseases, which can be controlled with morpholidine hydrochloride, aminooligosaccharins, mushroom proteoglycans and so on.
The above is the strawberry aphid control measures and matters needing attention, hope to help you, want to know more related content, please follow us.
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