This study is focused on the vertical distribution, production and turnover of the fine roots in a broad-leaved and Korean pine climax forest of the Changbai Mountain Reserve.

采用連續(xù)土鉆分層取樣法久久午夜片一级A片，對長白山自然保護(hù)區(qū)中原始闊葉紅松林細(xì)根的垂直分布www.swag、生長和周轉(zhuǎn)進(jìn)行了研究。

During the years of 2 041 ～ 2 049 ,the Korean pine broad-leaved forest would become the climax forest community in this area,with an area around 13 120 ～ 13 242 hm2 if taking selective cutting as the prevailing harvesting method.

這種地帶性頂極群落在未來的森林經(jīng)營利用中能否存在日韩午夜无码A级毛片，許多學(xué)者進(jìn)行了專門的研究大学生高潮一级毛片免费。徐化成等[24]對紅松闊葉林的特點(diǎn)、分布規(guī)律黄色片一级毛片视频99、動態(tài)欧美xingai在线播放、經(jīng)營措施等進(jìn)行了詳細(xì)的研究，為紅松闊葉林的經(jīng)營利

The conservation objects of Haitangshan Nature Reserve are forest types Such as climax community of mixed forest of chinese pine and oak,wild animal and distinctive scenery on north slope of Yiwulu Mt.

海棠山自然保護(hù)區(qū)為森林類型国产高清免费人成视频在线播放播，主要保護(hù)油松櫟類混交林的頂極群落欧美黄片污、野生動物和醫(yī)巫閭山北側(cè)的獨(dú)特景觀。

In the broad-leaved Korean pine climax forest, the fine root climax production of the community occurs in July and October, but the dominant arboreal species, understory arboreal species and fine roots of grass have a different production dynamics. It is important to sort the fine root species because accurate fine root production sources have a different fine root dynamics.

在原始闊葉紅松林中国产农村妇女一级A片免费看，群落細(xì)根的生長高峰發(fā)生在7月和10月亚洲精品首页，但其中主要樹種国产精品又黄又粗又大、其他木本和草本的細(xì)根有著不同的生長動態(tài)，所以在計(jì)算細(xì)根生產(chǎn)量時(shí)應(yīng)該分類計(jì)算色呦呦在线二区，才會得出較為準(zhǔn)確的結(jié)果欧美一级黄色片不卡直看。

In growing season we studied the mineral nutrition dynamics ofthe broadleaved korean pine forest in the climax and secondary birchforest in succession stage,with chemical and biochemical analysismechods.

本文以化學(xué)和生物化學(xué)分析方法做為分子生態(tài)學(xué)化學(xué)生態(tài)研究的基本方法，在生長季中激情图片小说视频，對長白山北坡原始闊葉紅松林及其次生楊樺林進(jìn)行了礦質(zhì)營養(yǎng)的動態(tài)研究性欧美一区二区。

The comparison of fine root biomass and belowground C and N storage among the Korean pine and broad-leaved climax forest, three dark-conifer forests, a betula ermanii forest along the altitudinal gradient

因此，細(xì)根由于其生長迅速在线看黄免费不卡、周轉(zhuǎn)率較快a片黄色视频a片，而且可以在較深的土壤中分布，成為生態(tài)系統(tǒng)中土壤碳人人摸人人操人人爰、氮的重要來源欧美性爱一二三区。

From the high altitude to the low altitude, the forest type is the betula ermanii forest, the moss-betula ermanii dark-conifer forest, the dark-conifer forest, the moss-pinus koraiensis dark-conifer forest, and the Korean pine and broad-leaved climax forest.

長白山北坡主要原始森林生態(tài)系統(tǒng)由高海拔到低海拔分別為：岳樺林、苔蘚岳樺暗針葉林精品三级国产三级国产、山地中部暗針葉林久热这里只精品99国产6、苔蘚紅松暗針葉林、原始闊葉紅松林人人色人人干人人弄。

We had come to a pine tree towering 20 feet above us in the center of the yard.

此時(shí)我們已來到院子當(dāng)中一棵20英尺高的松樹前十大免费黄色网站入口。

The compass card measures61/2 inches in diameter and is housed in its original brass bowl with glazed cover slung in gimbals within its original simple pine box measuring101/4 inches square and7 inches high.

指南針盤的直徑有6.5英寸而且被封裝在它特有的碗中，由有光滑表面的萬向接頭勾住欧美精品黄片软件，裝在它特有的10.25英寸見方7英寸高的松木盒子里免费的性开放网络交友网站。

Lapsang Souchong Tea, the eldest sister, although she is oozed with thick pine smoke, which doesn't mean that she loses her conservativeness and she just likes farmer girls washing gauze along the Nine-bend Steam(Wuyi Mount., in the north of Fujian Province).Those who drink this tea will feel as if they are in the cloudy and misty Wuyi Mount. Fairyland and experience the original nature environment and unsophisticated local customs. Keemen Black Tea, the second eldest sister, with inborn great beauty, is delicate, dainty and charming. She is perfectly permeated with thick fragrance of rose. If you taste it attentively, you will feel as if you are infatuating with it and can't help understanding her feelings. Eventually, you will fall in sweet dream unconsciously instead of trying to recover from it. Tanyang Congou Black Tea, the third eldest sister, simply in terms of name, we can have a restricted view on her charm. She is subtle and thoughtful, slender but heroic in bearing who needs careful treating and tender loved care. Yunnan Black Tea, the fourth eldest sister, plentiful rain endows her with curvy figure and just like delicate mountain girl of Dai nationality.

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