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1)  Eucommia ulmoides plantation in Sichuan
四川杜仲人工林
2)  Eucommia ulmoides plantation
杜仲人工林
1.
Relationships of runoff-and sediment yield under Eucommia ulmoides plantation in hilly red soil region of South China with rainfall characteristics;
南方红壤丘陵区杜仲人工林产流产沙与降雨特征关系
2.
By using time domain reflectometry(TDR),a fixed-position monitoring research on the dynamics of soil water under Eucommia ulmoides plantation was conducted in a hilly red soil region of southern China.
利用时域反射仪(TDR)定位监测方法,研究了南方红壤丘陵区杜仲人工林土壤水分分配规律。
3.
Comparative experiments on the function of soil water storage and characteristics of runoff and sediment loss under Vernica fordii plantation and Eucommia ulmoides plantation in the hilly red soil region were applied.
结果表明:杜仲人工林林冠枝叶最大持水容量及林地凋落物吸水容量均高于油桐人工林;杜仲林地0~140cm土层年均土壤蓄水量达到239。
3)  Eucommia ulmoides forest
杜仲林
1.
Throughfall under Eucommia ulmoides forest was measured from July 2004 to June 2005 at the Ecological Benefit Monitoring Station for Yangtze River Protection Forests.
通过对杜仲林下穿透雨的定位监测,结果表明:在测定期间,穿透雨量占总降雨量的72。
4)  Rhododendron Sutchuenense Franch
四川杜鹃
5)  Sichuan forest
四川森林
6)  Sichuan forestry
四川林业
1.
And on this basis favourable circumstances are described for the development of Sichuan forestry and the targets and tasks in Sichuan forestry are put forward in the next century.
在分析四川森林资源的现状的基础上,提出四川林业21世纪的发展目标和任务。
2.
This paper reviewed the 60 years developing course of Sichuan forestry,summarized the achievements and experiences in Sichuan forestry development.
围绕推进国土绿化、改善生态环境、实现可持续发展这一主线,全面回顾了四川林业60年的发展历程,总结了四川林业建设的成就和经验。
3.
1 billion yuan indirect economic losses,and have far-reaching effects on Sichuan forestry development.
4亿元,间接经济损失1831亿元,对四川林业发展影响十分深远。
补充资料:杜仲(Eucommia ulmoides),杜仲科




杜仲(Eucommia ulmoides),杜仲科  
                                       武全安摄
  [图]图

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