Organic cultivation method of intercropping southern alfalfa under bayberry forest

Abstract

The invention provides an organic cultivation method of intercropping medicago hispida in myrica rubra forest. The organic cultivation method is characterized by comprising the following steps: (1) orchard site selection, (2) base fertilizer applying and soil preparation, (3) sowing, (4) field management: after emerging of the medicago hispida, spreading plant ash in an orchard, wherein the using amount of the plant ash is 40 to 50kg per mu; finely spraying and slowly irrigating during a seeding stage and a seedling stage with the extent that no obvious earth surface runoff appears each time; removing weed in the medicago hispida orchard manually; naturally controlling insect attack by using numerous natural enemies in low mountains and hills; (5) harvesting: harvesting the medicago hispida for several times in one growing season, wherein the harvesting should be flexibly carried out according to the growing trend and market supply and demand situation. Compared with the prior art, the organic cultivation method provided by the invention has the advantages that the land utilization rate is high and comprehensive economic benefit is high.

Description

technical field

[0001] The invention relates to a method for cultivating southern alfalfa, in particular to a method for intercropping southern alfalfa in bayberry groves. It belongs to the field of vegetable cultivation in the Ministry of Human Life Necessities Background technique

[0002] Myrica rubra (Myrica rubra) is a unique evergreen fruit tree in southern my country. It grows wild in the hilly areas south of the Yangtze River Basin and is mainly cultivated as economic forests in Zhejiang, Jiangsu, Fujian, Hunan, Guangdong and other provinces. At present, the cultivation modes of bayberry gardens include clear tillage cultivation, grass cultivation, mixed with tea trees, mixed with fruit trees, mixed with greening tree species, mixed with masson pine and mixed with gardenia, etc., all of which use their respective advantages to carry out multiple operations to improve bayberry orchards. Business Benefits. However, under the condition of clear tillage and cultivation...