国际热带木材组织还在热带国家就森林管理单位级标准及指标进行实地试验。
ITTO also runs field tests on the implementation of criteria and indicators at the forest management unit level in tropical countries.
没有一个试验定期地研究热带作物。
在巴厘岛真正取得的成就是确立了一个试验性项目以研究如何阻止热带雨林消失的决定。
The only real achievement at Bali was a decision to set up a pilot project to investigate how to stop tropical deforestation.
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