How to grow asparagus? Asparagus can also be called Asparagus, belonging to the Asparagus. Recently, many asparagus growers have been consulting some questions about how to improve the production of their own asparagus. The following is a brief introduction to the seven points. First, choose the land Asparagus cultivation options generally choose loam or sandy loam with good aeration, good drainage and fertility. Second, nursery In the beginning and the middle of April each year, the seedbed for growing asparagus needs to apply enough base fertilizer. Seeds should be soaked in warm water of 25 to 30 degrees Celsius for two or three days before sowing. Third, colonization Asparagus is generally planted in spring. The spacing of green asparagus planting is 135 to 150 cm, while the white asparagus can be extended to 180 cm, the plant spacing is 30 cm, the planting ditch is 40 cm wide, and the ditch depth is 25 to 30 cm. Fourth, fertilization Asparagus has the most demand for nitrogen fertilizer, followed by calcium, potassium and phosphate fertilizers. Good quality farmyard manure should be applied in early spring or autumn. In August, human waste was applied. Five, irrigation Irrigation is important for any crop, and the water holding capacity of the soil during the harvesting period needs to be maintained at around 60% to 70%. In the dry season, water is poured every ten to fifteen days. The frozen water should be filled before the winter season. Sixth, pest control The diseases include stem blight, brown spot, rust, root rot, etc. The main pests are Spodoptera litura, ground tiger, golden worm, aphid, and red spider. Control methods: strengthen the clearing garden, prevent flooding in winter, prevent the plant clusters from being too dense, etc.; the chemical control can spray 1: 1:300 Bordeaux mixture, methyl thiophanate, carbendazim, rust sodium, agricultural resistance, etc., 7~10 Once a day, 2 to 3 times in a row; pest control is mainly to trap and kill adults, and it is possible to use trichlorfon, chlorothalonil, deltamethrin, chlorpyrifos, and chlorpyrifos. Seven, harvest Asparagus is usually harvested in the third to fourth years after planting, and the harvesting period is 60 to 80 days. The young stems of green asparagus can be harvested at about 25 cm, and the young stems of white asparagus are harvested at about 18 cm. It is harvested every morning. When the temperature is high, it is harvested every morning and night! The above is all about the high-yield cultivation of asparagus today. Interested asparagus growers can come to Huinong.com to learn, and also welcome experienced farmers to teach! Medical Equipment Disposal,Syringes Needles Sizes,Disposable Syringe,Insulin Syringe FOSHAN PHARMA CO., LTD. , https://www.full-pharma.com
