Journal of Ecology and Rural Environment ›› 1987, Vol. 3 ›› Issue (3): 35-39,43.doi:

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Ecological agriculture and development of Northern part of mountainous area in Thailand

LI  Zheng-Fang, ZHANG  Geng-Sheng, WANG  Jun-San, ZHANG  Xiao-Lan   

  • Received:1987-05-05 Online:1987-08-10 Published:2012-06-27