To prevent how to onion thrips
Thrips with onion occurs all over the country and is a pest with a wide range of hosts. To control onion thrips, we should first clean up the remaining branches and leaves and eliminate the source of insects. Secondly, the nymphs and pupae in the ground should be watered frequently. Third, after the occurrence of thrips in the field, spraying control can be carried out, such as omethoate, phoxim, quick killing and so on. Spraying should be carried out in the early morning when the dew is not dry to prevent adults from escaping.
- Prev
Cultivation techniques of Colored Pepper
Choose a good seed. The first generation of hybrids with large fruit shape, good quality and strong disease resistance were selected with 2000 grains per 667m. Cultivate disease-free and strong seedlings. Do a good job of seedbed disinfection and seed disinfection, soak the seeds with 10% trisodium phosphate for 30 minutes, rinse and then soak the seeds to accelerate germination, preferably with 128-hole holes. Summer and autumn seedlings should be covered with sunshade net at noon, and the tuyere should be installed with insect control net to prevent virus disease. before planting, 1-2 times Ⅱ and 3-4 potassium dihydrogen phosphate should be sprayed to prevent excessive growth, aging and the occurrence of weak seedlings. Fertilization, integration
- Next
Quanzhou Zhongjia high yellow scallions
The plant height of this variety is about 70-80 cm. Leaves tubular, green, covered with wax powder. The bulb is tall and round, the transverse stem is 7-9 cm, the vertical diameter is 10-12 cm, the single bulb weighs about 350 grams, and the appearance is brass. Green onion balls are compact and have a unique flavor. Cultivation points: wide adaptability, easy cultivation. Suitable for fresh food and storage, more resistant to storage and transportation.
Related
- Where is it suitable to grow horseradish in China? it is expected to see the middle altitude horseradish in Alishan.
- How to prevent tomato virus disease reasonably? (Control methods included)
- Many people like to plant towel gourd on the balcony. What are the main points of this method and management?
- What crops can chili peppers be mixed with?
- Fertilization techniques and matters needing attention in Tomato
- What are the grafting techniques for peach seedlings in spring?
- Harm and control methods of root swelling disease of Chinese cabbage
- What are the pests of sweet potatoes? How to prevent and cure it?
- Symptoms, causes and Control methods of navel Rot in Tomato
- The cause of "Cucumber rotten bibcock" in Farmers' planting Cucumber and its Control Plan