High-yield planting management technology of greenhouse

How is Artemisia sinensis planted? The growth cycle of Artemisia selengensis is relatively short, so many farmers will seize this feature and use the air to plant some sages to get the market to sell. So what kind of planting points should be paid attention to in order to achieve high yield? Let's learn together.

温室茼蒿的高产种植管理技术

First, the variety selection

Variety selection is generally determined according to the region. In the north, there are more selections of Artemisia scoparia, and this variety is suitable for greenhouse cultivation, and the cold resistance is good.

Second, fertilization and land preparation

The overall growth adaptability of Artemisia selengensis is very wide, but if you want high yield, you must fertilize and prepare the soil before planting. In general, the greenhouse cultivation conditions are much better than the open field cultivation. We can apply the farmer's fertilizer such as fully decomposed manure and manure to the soil, and appropriately add trace elements. First of all, the farmer's fertilizer and chemical fertilizer should be applied evenly, and then deep-turned to fully integrate the soil and fertilizer. The depth of farming is generally about twenty-five centimeters.

Third, planting time and method

The cultivation time of greenhouse cultivation of Artemisia selengensis is generally in mid-December, so that a wave of fresh Artemisia selengensis can be listed before the Spring Festival. The sowing method can make germination sowing or direct sowing, spreading and stripping.

温室茼蒿的高产种植管理技术

Fourth, fertilizer management

When the seeds of Artemisia scoparia are sowed, it is necessary to carry out the management of the fertilizer and water in the growth stage. The seedlings of Artemisia scoparia can be filled for about three centimeters, and two to three times should be poured during the whole growth period. When the seedling height is nine centimeters to twelve centimeters, the first top dressing can be carried out.

Fifth, temperature management

The indoor temperature of the wormwood after sowing can be higher, the main control is in the range of 20 degrees to 25 degrees in the early stage, and the night is about 10 degrees. After the emergence of the seedlings, the five poisons can be appropriately reduced during the day, and the night temperature cannot be lower than five degrees. When the wormwood seedlings grow to a certain height, everyone still remembers the seedlings.

Sixth, pest control

In the process of greenhouse planting, because it is also possible to produce high temperature, high humidity environment, it is more conducive to the growth of pests and diseases. Therefore, in order to prevent pests and plants from invading the plants, we need to spray them. However, it should not be sprayed frequently to avoid damage to plants. We can spray the drug every five to seven days, and spray it twice or three times in a row.

温室茼蒿的高产种植管理技术

Seven, harvest time

The harvest of Artemisia selengensis is divided into one-time harvesting and staged harvesting. The one-time harvesting is 40 to 50 days after the sowing, and the seedling height is about 20 cm. There are two methods for phased harvesting. One is to collect the ones, and one or two side branches are retained after harvesting, until the maturity is continued. After each harvest, the topdressing and watering should be carried out to promote the germination and growth of the side branches. After 20 to 30 days, the harvesting should be repeated once. The harvesting amount should not be too high. It is best to harvest the peak demand before the Spring Festival. .

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