Technical Measures for Cultivation of Water and Soil Conservation Forest in Yuanmao Dry-hot River Valley in Yunnan Province and Its Preliminary Result
- Received Date: 1994-07-10
- Available Online: 2012-12-04
Abstract: Yuanmao Plateau is a typical dry-hot river valley area in Yunnan Province.In the year 1991 and 1992,a total area of 114 hm2 of water and soil conservation forest was cultivated.The main technical measures are:selection of 13 suitable tree species, 1 species of grassrattan;site treatment(size 60 cm×60 cm,spacing 200~300 cm);seedling culture using big nutrition-bag(12 cm×14 cm or 13 cm×15 cm);planting season,late June to July;adopting a multi-structure of arbor,shrub and grass.3 year later after cultivation,the effect of wa-ter and soil conservation was satisfactory.It contributed a lot to the multieconomy in thecounty and helped the development of lac production and agriculture.