1, variety selection It is advisable to use varieties with strong disease resistance, good quality and high yield, such as spring and autumn 54, spring and summer king, Longchang white, Lubai 7 and other cabbage varieties. 2, soil preparation and fertilization Cabbage fields require rotation with corn for more than three years and are not continuous with cruciferous crops. Generally, stay in the sun, and then ridge again in the middle and late June, turning the weed into the soil, the ridge height is 15-18cm, and the ridge width is 70cm. Then apply 75-90 tons of decomposed organic fertilizer per hectare without using fertilizer. Apply the fertilizer to the ditch, then use the plow to break the ridge, so that the fertilizer is buried in the ridge, and finally suppress it again, so that the soil in the ridge is tight and protected, and the seeding state is reached. 3. Seed treatment and sowing Seed treatment using warm soup soaking method, first seed in cold water infiltration, and then placed in 55 ° C water for 15min, immediately removed to cool water to cool down, dry after sowing; pesticide seed dressing with 50% Fumei double wettable powder inoculant 0.2%-0.3% seed dressing. Sowing on July 18-25, the planting amount of hectares is 3kg, and the seedlings per hectare are 3.8-42 million. 4. Field management After the emergence of cabbage, the seedlings are generally in the first two leaves, 4-5 seedlings per hole; 4-5 seedlings in the second leaf time, 2-3 seedlings per hole; 6-8 true leaves When the seedlings. Timely shovel and smash the grass, generally 6-7d after the emergence of cabbage, or shovel head after the seedlings. At this time, the seedlings are small, the roots are shallow, and the shallow shovel is 3-4cm, mainly in addition to the grass; All over the place, mainly loose soil, deep shovel 8-10cm; shovel the third time before cabbage ridges, shovel the soil on the ridge platform, and expand the leaves of the rosette to prevent the plants from standing upright and causing softness. Rot occurs. In the rosette stage and the ball-forming stage, if there is a phenomenon of de-fertilization, 7.5 kg of potassium dihydrogen phosphate solution and 7.5 kg of urea solution may be sprayed per hectare. In areas with irrigation conditions, irrigation can be carried out in combination with topdressing during the rosette and ball-forming period, but sewage irrigation is strictly prohibited to prevent soil pollution. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone Anti Static Flame Retardant Clothing Hongxing Factory Anti Static Flame Retardant Clothing,Flame Retardant Clothing,Aramid Flame Retardant Clothing,Short Sleeve Flame Retardant Clothing Dongying Hong Xing Labor Protection Products Co.,Ltd. , https://www.hongxinglabor.com
Dongying Hongxing is located at Dongying City, Shandong Province China since 1995.
We have 30 categories of products, including Covid-19 products, frock, protection shoes, safety belt, Special gloves.
Our main customer in China is Sinopec, Petro China, Energy company, steel company and Tabacco Company in other countires. Our factory have 500workers and 22 technical employees and invest thirty eight million dollars .
FAQ
1. What are your main products ?- Safety shoes
- Protective helmet
- Work clothes
- Safety cloves
- Protective equipment and masks
2. Can you offer OEM ?
Our company accep OEM service , if you need, please inform us of your specific requirements
3. What's your mode of transportation ?
By sea, By air, By train, By truck, as your request. We also do a good job to deliver goods to your destination.
4. What's your payment terms ?
T/T, L/C, Paypal..... If you need to pay via other ways, please negotiate with us.
5. Can you offer sample ?
Yes, we can offer samples to help you check type and quality.
6. Are you manufacturer or trader ?
We have own factory in Donying city, Shandong province, welcom to visit our factory !