How to produce high-yield canola? High-yield cultivation management technology of water spinach

How can the water spinach increase production and income? The spinach can also be called bamboo leafy vegetables, whole vegetables, etc., but it is called Encai in the hometown of Xiaobian (the four words of the word, mainly homophonic). The long-term harvesting period of the spinach can make up for the scarcity of leafy vegetables in summer, and everyone can use a little to increase the income.

空心菜如何高产种植?空心菜高产栽培管理技术

1 Botanical characteristics

The spinach has a shallow roots and a strong regenerative capacity. The water spinach is suitable for high temperature and humidity. The seed germination needs to be above 15 °C, the spinach can withstand 35-40 °C high temperature, and the spinach is not resistant to frost.

2 selection

2.1 white flower species

The leaves are long in heart shape, the stems and leaves are hypertrophy, light green, white flowers, soft texture and good quality. Such as big bone green, big chicken white.

2.2 Purple flower species

Stems and flowers with lavender, more fiber, poor quality, strong resistance.

2.3 Ji'an big leaf leeks

Suitable for loam or clay cultivation, nitrogen fertilizer, luxuriant stems and leaves, hollow stems, large leaves, high yield, good quality and strong adaptability.

3 cultivation points

The yield of water spinach depends on the number of picking and the weight of each picking. The increase in the number of picking and the amount of harvesting depends on three key steps: early planting, multiple fertilization, and picking.

空心菜如何高产种植?空心菜高产栽培管理技术

3.1 Site selection

The spinach is suitable for humus-rich and moist soil, with strong branching, advanced adventitious roots, rapid growth, high cultivation density, high harvesting times, high yield and fertility. Therefore, we should choose to plant in sunny, fertile and watery fields. The cultivation effect in the protected area is better.

3.2 sowing

The open field is generally used for strip or on-demand, and the amount of the seed used is 15 kg. The sowing date of protected cultivation can also be earlier.

3.3 Field Management

The spinach leaves from the cotyledons to the seedling stage of 4-5 leaves, the suitable temperature is 20-25 °C. The suitable temperature for stem and leaf growth period is 25-35 °C, and the requirements for light conditions are not strict. The demand for water and fertilizer is very large. In addition to the application of the base fertilizer, a large amount of topdressing is required. Each time the top dressing is 1-2 times, the topdressing concentration should be light and then concentrated, with nitrogen fertilizer as the main. Both drought and lack of fertilizer affect yield and quality.

空心菜如何高产种植?空心菜高产栽培管理技术

4 Pest control

The spinach has pests such as Plutella xylostella, red spider, aphid, leaf curler, etc., and should be timely prevented. The disease is mainly caused by the white rust hazard. It can be sprayed with 1:1:200 Dolly liquid for prevention and treatment, and each interval is 10 days.

5 spinach harvesting

The harvest of the spinach is one-time harvest, and the plant height can be between 12-15 cm. If it is harvested several times, it can be combined with the seedlings at a plant height of 18-21 cm. The plant spacing is 12-15 cm. The remaining seedlings can be harvested several times. When the plant height is 33 cm, the first time is started. Picking, leaving two stem segments at the base of the stem.

The second pick takes the second section left at the base of the stem. The third pick was taken from the first stem left at the base of the stem to re-germination of the base of the stem. In this way, the stems picked later can remain thick. It is advisable to pick it by hand when picking it. If it is cut with a knife or other iron, it is easy to rust the knife edge.

The above is the full content of the high-yield cultivation technology of the spinach, the needy vegetable farmers can reserve the collection, of course, if you have better and more professional technology, you are welcome to share your message!

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