A kind of medicinal fertilizer for Zhangqiu scallions and a method for applying medicinal fertilizers to prevent continuous cropping obstacles of scallions

Abstract

The invention relates to a special package of medicinal fertilizer for Zhangqiu scallions and a method for applying the medicinal fertilizer for preventing and treating obstacles to continuous cropping of scallions. The special package medicine fertilizer includes: basic medicine fertilizer, root-promoting medicine fertilizer, Liqiu medicine fertilizer, white dew medicine fertilizer and pseudostem medicine fertilizer. The invention also discloses the application of the Zhangqiu scallion special package medicinal fertilizer in the prevention and treatment of continuous cropping obstacles, which are respectively applied before transplanting seedlings, 15 days after transplanting seedlings, beginning of autumn, Bailu and 15 days after Bailu. The special package of medical fertilizers is reasonably matched with fertilizers and insecticides and fungicides, which can alleviate the obstacles of continuous cropping of green onions, increase the length, thickness and firmness of the green onions, improve the original aroma and taste of the green onions, increase the yield of green onions by 6.8% to 21.2%, and prevent pests and diseases The infection rate is reduced by 75% to 100%.

Description

Technical field [0001] The present invention relates to a special package fertilizer for Zhangqiu green onion and a medicinal fertilizer application method for controlling continuous cropping disorders of green onions, which belongs to the field of crop fertilizer and application technology. Background [0002] Onion Zhangqiu, belonging to the genus Allium of the family Liliaceae, is a perennial root herb that feeds mainly on false stems and young leaves composed of leaf sheaths. In the Ming Dynasty, Zhangqiu scallions were known as the "king of onions", the outstanding features are "tall, long, crisp, sweet", its stem is long, the onion is very white, the spicy taste is low, the dew is sweet, crisp and tender, and the durability is hidden. Zhangqiu green onion contains more protein, a variety of vitamins, amino acids and minerals, and is rich in trace elements "selenium", in the local is also known as "selenium-rich green onions", especially contains vitamin A, vitamin C and al...

AI Technical Summary

Problems solved by technology

However, the special fertilizer for scallions has unbalanced nutrients and lacks other trace element nutrients except silicon. If other trace element nutrients are not used in conjunction with the application, long-term use of the special fertilizer for scallions will lead to the lack of various micronutrient elements in the soil, and cannot solve the problem. There is a serious problem of continuous cropping obstacles in the production practice of Qiu scallions; and the special fertilizer also blindly focuses on reducing the spiciness of scallions. Although the sweetness increases, the unique original ecological fragrance of scallions is not strong enough.

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