Rape Seedling Techniques

1. Select the double-low high-yield rapeseed varieties approved by the country or Chongqing Municipality and use 60-80 grams per mu of Honda.

2. Choose soil sandy soil, flat terrain, uniform fertility, convenient irrigation and drainage, and field soil near Honda and no rape or other cruciferous crops in the previous year.

3, according to the seedbed? Daejeon = 1? 5 ~ 6 enough footbed.

4. Tillage 2 to 3 times before seedbed sowing. In combination with cultivating, urea 10 to 12 kg, calcium superphosphate 40 to 50 kg, and boron 1.0 kg are used as base fertilizer per acre seedbed. It is forbidden to use rapeseeds or other cruciferous crop straws for the production of manure base fertilizers or cover seed fertilizers.

5. The seedbed is to be opened by a 4.5-foot box, with a 3.5-inch wide box surface, a groove (walkway) width of 1 foot, a groove depth of about 3 inches, and a ditch depth of more than 1 foot around the seedbed.

6. Determine the sowing date according to the variety requirements. In the area below 500 meters above sea level, early maturing species are planted on September 20 to 30, and Chinese maturing species are planted on September 15 to 25; areas above 500 meters above sea level will be advanced 7 to 10 days earlier.

7. Sowing 300-400 grams per acre seedbed, mixing suitable amount of fine soil or vegetation, or frying the rapeseed evenly spread.

8. After sowing, the surface of the car shall be drained with clear manure water, and then the car shall be covered with fine soil or vegetation.

9, after the drought in the case of drought every day to fight water drought, promote seedlings.

10, 1 leaves a heart start seedlings between the seedlings, 3 leaves when the Dingmiao, Dingmiao 60-70 per square meter car. Leveling seedlings simultaneously tear weeds.

11, after the Ding Miao urea apply 2 ~ 3 kg against the removal of manure water 1200 ~ 1500 kg for weaning fertilizer, timely control of cabbage caterpillars, aphids, cockroaches and other pests.

12, 5 to 7 days before transplanting, with pest control pesticide plus 0.5% urea mixed spray for delivery of fertilizer.

13. Before transplanting, remove the plants with different morphological characteristics from the seedbed. Before pulling the seedlings, rinse the surface of the husk with water to try to bring the soil to transplant.

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Tomato seeds

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