Planting and Management of Panax Notoginseng

Selection of land: more than three-seven family, the cultivation of land should choose Xiangyang hillside. The soil is generally better in sandy black loam, followed by lime and red clay. Clay is not suitable for cultivation. The selection of land is one of the important factors that lead to the success or failure of the 37. Should choose the elevation of 700 to 1500 meters, Dongyang, slope of 10 to 20 degrees slope. In low mountainous areas or hills and plains above 400 meters above sea level, pests and diseases are relatively serious, and the leaves often show early shedding. Experience has shown that it is advisable to choose a cool and well-ventilated area. It is best to have a hillside shaded by mountains in the west.

Shedging: There are two methods for scaffolding: one is a canopy with a wooden beam and a wooden beam structure, that is, a wooden strip and a bamboo strip. The height of the shed is 5.5 to 6 feet. The other type is a canopy with a wooden pole and wire structure, which uses iron wire to replace the beam. The distance between the columns is about 8 feet. Each mu needs 120 to 130 wooden poles. The role of the shed is mainly to adjust the light and temperature. Adjust according to different seasons and temperature levels, the angle of daylight projection in spring is small, the light is weak, and can be dilute. Generally, the transmittance can be 65% to 75%, and gradually increase with the increase of light and temperature. Encryption, usually less direct light on the northern slope, can cover more thin, southern slope light can cover some more.

畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦 畦. The width is 1.8?2 feet and the height is 5?6 inches. The length can be determined by the topography. The width of the groove is 1 foot and the surface is fish-shaped. After the work is done, 30 to 50 lbs. of basal fertiliser per acre is applied to the sorghum surface, and the proportion of base fertilizer is 70% of cow dung and 30% of ash. If there is phosphate (superphosphate, bone meal) plus 30 pounds or so. The basal fertilizer must be applied after it has been rotted and evenly spread on the surface of the husks to fully mix with the soil.

Select sowing: Select the mature and full-fledged seeds of the fruits of the 37-year-old Sanqi. Between October and November in winter, follow the harvesting and sowing. After sowing, cover the ground with a layer of fertilizer mixed with fertilizer and cover it again. A layer of turf promotes the germination of its seeds. Using on-demand method, the spacing between rows is 32 inches or 33 inches, 280,200 seeds per acre need to be planted, and the cover soil is 4 to 8 minutes thick. After a little pressure, cover a layer of rice straw (the straw should be cut into small pieces of 2 to 3 inches). Sulfur compound disinfectant) to prevent weed growth and water evaporation, but also to prevent rain shed in the shade of the shed, affecting seedling growth. The coverage thickness is 0.3 to 0.5 inches, covering about 80% of the surface.

Ex situ transplantation: Panax pseudoginsis must be easily transplanted after growing for one year (commonly known as "seeds"). The new land to be transplanted must be treated in the same way as the seedbed, preferably during heavy snow or winter solstice. The "seeds" of the seedbed were dug up, and the stems and leaves were cut off, commonly known as "kozi", and put into a hole. A mixture of fertilizers was applied to cover the homeland. The ditch was opened by a 76-inch or 86-inch row, and the ditch was 1? 1.5-inch, when planting seedlings, the seedlings and the ditch is 20-30 degrees angle, while planting side cover soil, the thickness is not exposed bud head, should not be too thick, then cover about 0.3-0.5 inch thick grass, The principle of not seeing the earth.

Adjusting the ceiling: The transparency of the ceiling is closely related to the growth and development of Panax pseudo-ginseng. The light transmittance is too small, the plants are delicate, the diseases and pests are easy to occur, and the flowering results are also less; the light transmittance is too large, the leaves turn yellow, and it is easy to appear early Withering phenomenon. Generally, the light transmittance in spring is 60% to 70%, and in summer, it is 45% to 50%. After the autumn equinox, the temperature turns cooler, and the light transmittance can gradually expand to 50% to 60%.

Weeding and Topdressing: Regardless of the site of one year or more, it must be done to see if it is necessary. Fertilization will be carried out at least 4-5 times a year, as many as 7-8 times, and will be topdressed once every 1-2 months. For the first time, 150 kg of plant ash and 500 lbs of turf will be applied at a time when 70% emergence will occur. The second time around April, when spreading leaves, 200 kg of mixed fertilizer per mu (30 kg of beef bone powder, 50 kg of superphosphate, applied after fermentation.) The third time in May, 200 kg of mixed fertilizer was applied. For the fourth time in July, the green manure was applied (the green manure was chopped and chopped and fermented) and the well-fermented green manure was evenly spread.

Winter care: The main purpose is to remove residual leaves, sparse fences (adjust 70% to 80% transmittance), and fully disinfect once (total disinfection of 0.2-0.3 degree lime sulfur in ceiling, floor and fence). Adjust the temperature and humidity in the shed and reduce the overwintering pests. Then spread 1000 to 2000 pounds of compound fertilizer on the surface.

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