Method for preparing rhizoma smilacis glabrae extract, rhizoma smilacis glabrae extract and application of extract

Abstract

The invention provides a preparation method for a smilax glabra extract. The preparation method comprises a step of extracting smilax glabra by ethanol with the assistance of ultrasonic. The invention also provides the smilax glabra extract obtained by the preparation method, and application of the smilax glabra extract in preparation of a medicinal composition for inhibiting citrus postharvest pathogens. The smilax glabra extract has a strong effect on inhibiting the citrus postharvest pathogens, does not have chemical residues after being used for citrus preservation, does not have health hazards on human bodies, does not have environmental pollution, and is less in possibility of drug resistance generation.

Description

technical field

[0001] The invention belongs to the field of fruit disease prevention and fresh-keeping, and in particular relates to a soil tuckahoe extract capable of inhibiting postharvest pathogenic bacteria of citrus, a preparation method and a new application thereof. Background technique

[0002] Citrus is the world's number one traded fruit and the third most traded agricultural product. my country is rich in citrus resources and has a long history of planting. At present, the planting area and output of citrus in my country ranks first in the world. In 2013, the planting area of ​​citrus reached more than 36 million mu, and the total output was about 32 million tons. The citrus industry occupies a very important position in my country's agricultural economy.

[0003] The citrus fruit tissue is tender and juicy and rich in sugar, which is prone to mechanical damage during the process of picking, storage, transportation, and sales. After the peel is damaged, it is su...

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