Asparagus Spring Management Technology

With the gradual recovery of temperature, asparagus hibernation ends, and young shoots begin to sprout. According to last year's asparagus seedling cultivation, planting, and disease occurrence of bamboo shoot fields, the County Agriculture and Animal Husbandry Bureau has provided specific technical management guidance for planting asparagus in our county:

First, thoroughly clean the garden. At present, it is an opportune time for Asparagus Clear Garden to completely remove the dried up stems from the previous year, together with the branches and leaves, and use the dumplings to cleanse the nets. Together with the dead branches, they are transported to the place away from the field and burned or buried deeply. Because if the spores or hyphae remaining on the branches and leaves continue to stay in the field, they will multiply during the subsequent growth period, which will increase the occurrence of stem blight.

Second, disinfection earth. The field after the Qingyuan must be ground anti-virus once, 16% antibacterial net with 16% (2 sachets) watered 30 kilograms, Shun asparagus spray ground sterilization, and use "green general" underground bio-insecticide 1 kg plus Fine soil 10-15 kilograms are spread to kill pests, and then soil. When cultivating soil, all the ridge surface insecticides and fungicides shall be covered, and the depth of cultivating soil shall be 12-15 cm from the top of the stem plate. Green asparagus is generally not ridiculed, and the cover soil should be combined with loose soil to ensure soil protection. It is appropriate to cover 15 cm soil around the bamboo shoots. This will not only increase the temperature of the soil, but also promote the early harvesting of asparagus, increase the yield, and reduce the occurrence of weed damage.

Third, science fertilizer. The demand for fertilizers from spring asparagus generally accounts for about 30% of the total growth period. Fertilizer can be applied to 3-5 parts of decomposed organic fertilizer per acre, or 2-3 pieces of chicken manure can be decomposed and used as a special fertilizer for asparagus. Kilograms, 2 kg of bio-potassium, or 30 kg of standard compound fertilizer in Mushi. Ditching is applied at a distance of 28 cm from the bamboo shoots. The ditch is about 15 cm in depth, and it must not be too deep to avoid damaging the roots. After the topdressing, it should be watered once in time so as to exert the fertilizer effect as soon as possible.

Grasping the above three key measures in the spring can lay a solid foundation for the high yield of asparagus.

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