因为新泽西的雪松林市发生水患,美国慈济志工动员勘灾。
And, us Tzu Chi volunteers are mobilized to survey the damage caused by the recent flooding in Cedar Grove, New Jersey.
本文报道了武汉市马鞍山森林公园马尾松林中苔藓植物群落研究结果。
This paper reports the results of investigation on Bryophyta Communities in Pinus massoniana forest in Ma'an Mountain Forest Park of Wuhan City.
1994年和1995年在玉溪市北城镇刺桐关办事处石狗头村,云南松纵坑切梢小蠹虫危害的云南松林中,进行了施肥试验。
The fertilization test on the trees damaged by Tomicuspiniperda has been done in the forest of Pinus yunnanensis in 1994 and 1995 in Shigoutou village, Citongguan office, Beicheng town of Yuxi city.
本文以保山市隆阳区杨柳彝族白族乡实地调查的91块云南松林样地数据研究了林分生长模型。
Stand growth model was studied based on 91 sample plots data collected in the Yangliu Township, Longyang District, Baoshan Prefecture.
径流和土壤是引起水土流失的两个基本因子,采用原状土冲刷法和实地放水冲刷法对北京市八达岭林场油松林地进行土壤抗冲性研究。
The anti-scouring feature of forest land soil was examined by using the undisturbed soil sample washing experiment and the spot washing experiment.
径流和土壤是引起水土流失的两个基本因子,采用原状土冲刷法和实地放水冲刷法对北京市八达岭林场油松林地进行土壤抗冲性研究。
The anti-scouring feature of forest land soil was examined by using the undisturbed soil sample washing experiment and the spot washing experiment.
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