How to grow flaxseed
Flaxseed, also known as flaxseed, is a common crop in China. Crushed or ground fruit can be added to bread or muffins, or to yogurt or cereals. How to grow flaxseed?
1. Soil selection
It is appropriate to choose flat terrain, fertile soil, slightly acidic black soil or black oil sand land. Corn, wheat or soybean are suitable for previous cropping.
2. Seed selection and sowing
Select some healthy and full flaxseed and sow them into the soil according to the fertility of the plots. Generally, the plots with higher soil fertility will be sown according to the row spacing of 7.5cm, with a sowing rate of 100-120kg per hectare and 15 million-18 million seedlings per hectare. In the plots with medium soil fertility, the row spacing was 7.5-15cm, the sowing rate was 95-100kg per hectare, and 13.5 million-15 million seedlings were retained, while the plots with low fertility were sown with 15cm row spacing, 90-95kg per hectare and 12 million-13.5 million seedlings. The suitable depth is 3-4cm.
3. Management technology after sowing.
(1) moisture: sufficient water is needed in the rapid growth stage of flax. The precipitation from April to June is 100-150mm. Slightly acidic or neutral soils with fertile and well-drained soils are required, and alkaline soils with salt content less than 0.2% can also be planted. The climate of the main flax producing areas in China is characterized by drought in ten springs and nine years, and there is no irrigation condition.
(2) Fertilizer: when planting flaxseed, the suitable ratio of fertilizer, nitrogen, phosphorus and potassium, flax needs more potash fertilizer, which can enhance lodging resistance and improve yield and quality. The application of trace elements such as zinc, manganese and copper can improve the quality. Spraying boron fertilizer at flowering stage can increase seed yield and grain weight.
4. Harvest
The suitable harvest time of flax is 1 beat 3, the capsule turns yellowish brown, the stem of flax turns yellowish brown, the leaves of 1 stroke 3 fall off and the other changes apricot yellow. The harvest time of the seed field is 5-7 days later than that of the fiber, that is, if the capsule turns yellowish brown, it should be harvested in time.
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