How to choose castor seeds? What are the breeding methods?

There is a plant in the countryside that seems inconspicuous, but it actually has a good value. the name of this plant is castor. Castor seeds can extract oil, and the oil content is about 50%. Castor seeds have reached the industrial scale in many countries around the world. Let's learn about castor.

I. Castor varieties

The excellent castor varieties cultivated in China are Youxing 4, Youxing 5, Jinxing 2, Tongluo 5, Tongluo 6, Zili 5 and so on. The improved castor varieties introduced from abroad are French hybrids CSR-6.181, CSR-6.190, CSR-63.268 and Thailand 202.

Second, the method of raising castor seedlings.

1. Seed selection

Seed selection is the key if you want to breed good castor. This work needs to be done before the castor is harvested. First of all, choose the castor plants with good growth and good results, pick the mature ones, peel off the castor seeds, dry them in the sun, put them in a bag and store them in a ventilated and dry place.

two。 Prepare the ground and turn the soil

Castor is easy to seed, does not pick the soil, and can be planted anywhere, even on the side of the road, which is excellent for reproduction. However, before planting, the planting land needs to be dug up.

3. Seed treatment

Before planting castor, you need to soak the seeds in 40 or 50 degrees water for a day, then fish them out, bury them in wet sand, and wait for the seeds to germinate before sowing.

4. Sowing management

Castor is easy to grow. It can not only be sown directly with castor seeds, but also can be planted before transplanting. The sowing time is usually in spring and summer. During the live broadcast, put two or three castor seeds in each nest, about four centimeters apart, and then cover it with soil about three centimeters thick. When transplanting, flatten the ground before planting.

5. Field management

Castor bean likes to absorb fertilizer very much, so it is better to use soil and miscellaneous fertilizer. It can be ditched and fertilized, or it can be applied in the nest or mixed in the covered soil. Castor seedlings grow to about 10 cm for interseedling and weeding; when they grow to about 20 cm, they are fixed and weeded; when they grow to about 30 cm, soil is cultivated. When it grows 7-8 true leaves, top it; when it grows to about 60 cm, prune it, and then top it. Keep up with the management and just wait for the harvest.

Before planting castor, we should first master the cultivation technology, castor can have a certain degree of toxicity, before you do not understand, do not plant blindly.

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