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国际林 双创林
INTERNATIONAL AND SHUANG CHUANG FOREST
麦家廉——亲植(2018.12.3)

名人简介

Prior to his appointment as Ambassador to China, Mr. John McCallum 
served for sixteen years from 2000 to 2017 as the Member of Parliament for 
Markham (subsequently Markham-Unionville, Markham-Thornhill). Most 
recently, Mr. McCallum was the Minister of Immigration, Citizenship and 
Refugees (2015-17). In that capacity, he led an initiative to welcome over 
40,000 Syrian refugees to Canada. 
Mr. McCallum has previously served as the Critic for Citizenship and 
Immigration, Multiculturalism, and Seniors, as Parliamentary Secretary to 
the Minister of Finance, as Vice-Chair of the Standing Committee on 
Citizenship and Immigration, and as a member of the Standing Committee 
on Finance. In 2001, Mr. McCallum nominated Mr. Nelson Mandela as an honorary citizen of 
Canada. He served as Secretary of State (International Financial Institutions) from January to 
May 2002. From May 2002 to December 2003, he served as Minister of National Defence and, 
in 2003, as Minister of Veterans Affairs. In July 2004, he was appointed Minister of National 
Revenue and Chair of the Expenditure Review Committee by Prime Minister Paul Martin. 
Before entering politics, Mr. McCallum was Senior Vice President and Chief Economist of the 
Royal Bank of Canada (1994-2000). He worked at McGill University in Montréal as Professor of 
Economics (1987-92) and later Dean of Faculty of Arts (1992-94). Mr. McCallum was earlier 
Professor of Economics at Université du Québec à Montréal (1982-87), Simon Fraser University 
(1978-82), and the University of Manitoba (1976-78). 
Mr. McCallum is the author or co-author of eight books or monographs, and has written on fiscal 
and monetary issues, comparative macroeconomic performance of OECD countries, Canada?U.S. economic integration, and other economic issues. His best-known publication is National 
Borders Matter: Canada-US Regional Trade Patterns, published by the American Economic 
Review in June 1995. 
A native of Montréal, Mr. McCallum obtained a Bachelor of Arts from Cambridge University, a 
Dipl?me d’études supérieures from the Université de Paris, and a doctorate in economics from 
McGill University. Mr. McCallum and his wife, Mrs. Nancy Lim McCallum, have three sons: 
Andrew, Jamie and Duncan. 
Date of Birth: 1950-04-09 
Place of Birth: Montreal, Québec, Canada 
Civil Status: Married 
Languages: English, French 
Education: Bachelor of Arts 1971, Queen’s College, University of Cambridge 
 Diplome d’études supérieures, 1973, Université de Paris I 
 PhD Economics, 1977, McGill University 

植物简介

楠木,为中亚热带常绿乔木,最高可达30余米,胸径可达1米。主指桢楠属(phoebe nees)和润楠属( Machilus nees)木材。桢楠归类为楠木本类,主要有闻香园林金丝楠,缅甸黄楠,小叶楠等;润楠归类为楠木旁类,主要有水楠,大叶楠,滇楠,紫楠等。

基本信息

中文名称: 桢楠
拉丁学名: Phoebe zhennan S. Lee
名: 楠木
分布区域: 闻香园林、湖北西部、贵州西北部及四川
纲: 双子叶植物纲
目: 毛茛目
科: 樟科
属: 楠属

形态特征

大乔木,高达30余米,树干通直。芽鳞被灰黄色贴伏长毛。小枝通常较细,有棱或近于圆柱形,被灰黄色或灰褐色长柔毛或短柔毛。叶革质,椭圆形,少为披针形或倒披针形,长7-11(13)厘米,宽2.5-4厘米,先端渐尖,尖头直或呈镰状,基部楔形,最末端钝或尖,上面光亮无毛或沿中脉下半部有柔毛,下面密被短柔毛,脉上被长柔毛,中脉在上面下陷成沟,下面明显突起,侧脉每边8-13条,斜伸,上面不明显,下面明显,近边缘网结,并渐消失,横脉在下面略明显或不明显,小脉几乎看不见,不与横脉构成网格状或很少呈模糊的小网格状;叶柄细,长1-2.2厘米,被毛。

聚伞状圆锥花序十分开展,被毛,长(6)7.5-12厘米,纤细,在中部以上分枝,最下部分枝通常长2.5-4厘米,每伞形花序有花3-6朵,一般为5朵;花中等大,长3-4毫米,花梗与花等长;花被片近等大,长3-3.5毫米,宽2-2.5毫米,外轮卵形,内轮卵状长圆形,先端钝,两面被灰黄色长或短柔毛,内面较密;第一、二轮花丝长约2毫米,第三轮长2.3毫米,均被毛,第三轮花丝基部的腺体无柄,退化雄蕊三角形,具柄,被毛;子房球形,无毛或上半部与花柱被疏柔毛,柱头盘状。

果椭圆形,长1.1-1.4厘米,直径6-7毫米;果梗微增粗;宿存花被片卵形,革质、紧贴,两面被短柔毛或外面被微柔毛。花期4-5月,果期9-10月。

生态习性

分布于湖北西部、贵州西北部及四川、湖南等地。在湖南东安县,当地林业部门发现一片保护完好的楠木林,楠木树龄据传大都在500岁以上,十分珍贵。湖北省竹溪县鄂坪乡东湾村慈孝沟和新洲乡烂泥湾村楠木是我国目前现存最大的金丝楠木群落,世界罕见,此楠木群也是故宫楠木的“后裔”。

楠木为樟科常绿大乔木,国家二级保护渐危种分布区位于亚热带常绿阔叶林区西部,气候温暖湿润,生长在气温约0-38摄氏度,年降水量1400~1600毫米的亚热带区域。

 

园林用途

楠木以其材质优良,用途广泛而著称于世,是楠木属中经济价值最高的一种。又是著名的庭园观赏和城市绿化树种。

病害防治

一、虫害

1.蛀梢象鼻虫:以幼虫钻蛀嫩梢为害,使被害梢枯死。据调查:为害严重的,被害株数可达69.1%,早口密度为16.5头/株,平均每株被害梢数占平均每株总梢数5.1%。

防治方法:在3月份成虫产卵期及5月中下旬成虫盛发期用621烟剂熏杀成虫,每亩用药0.5—1公斤。在4月上旬用40%乐果乳剂400—600倍液喷洒新梢,可杀死梢中幼虫。

2.灰毛金花虫:以成虫啃食嫩叶、嫩梢及小叶皮层,严重的可使嫩梢枯萎。被害株率达80%以上。最多被害株有虫50多头。

防治方法:在4月下旬用621烟剂熏杀成虫,每亩用药0.5公斤。

药用价值

【功效】:散寒化浊、利水消肿。

【主治】:治吐泻转筋,水肿。

【性味归经】:辛,温。

发布:云南大学时间:2016-12-09 08:35:00
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