MethodWiththe evaluation method in《GB/T18005-1999 Chinese Quality Grade Assessment for Scenic Resources of Forest Park》,the biological,hydrological,geographic,cli matic and humanismresources of Mopan Mountain national forest park in Yuannan Province were assessed through the quality assessments for ecotourismresources and regional environment,assessment for tourismdevelopment condition and quality grade assessment for integrated resources to knowabout the quality condition of ecotourismresources of Mopan Mountain national forest park.

方法利用《GB/T18005-1999中國(guó)森林公園風(fēng)景資源質(zhì)量等級(jí)評(píng)定》中的評(píng)價(jià)方法，通過生態(tài)旅游資源質(zhì)量評(píng)價(jià)国产美女高清自慰网站嫩草、區(qū)域環(huán)境質(zhì)量評(píng)價(jià)操学生妹视频在线观看、旅游開發(fā)條件評(píng)價(jià)和綜合資源質(zhì)量等級(jí)評(píng)價(jià)對(duì)云南磨盤山國(guó)家森林公園的生物資源、水文資源、地文資源www.久久com、天象資源和人文資源進(jìn)行評(píng)定研究免费播放作爱视频网，進(jìn)而了解磨盤山國(guó)家森林公園生態(tài)旅游資源的質(zhì)量狀況。

With the development of forest sustai nable management in the recent years,the international forest certification system and forest product certification system has been established in succession.

創(chuàng)造世界森林美好未來的關(guān)鍵深夜刺激网站，在于我們所購(gòu)買的林產(chǎn)品是來自可持續(xù)經(jīng)營(yíng)的森林和經(jīng)營(yíng)良好的人工林自拍日韩动漫欧美在线观看网站。那么，怎樣來識(shí)別呢又硬又黄又粗又爽又长又深？為此便產(chǎn)生了森林和林產(chǎn)品的認(rèn)證體系91亚洲精品视频。

The results indicated that the content of organic matter of the natural meadow and the arbor forest land in the 0-20 cm surface soil grew separately by 36.11% and 32.96%; the nitrogen content of the natural meadow and the arbor forest land was also high, being 66.88 mg/kg and 69.37 mg/kg, respectively; the content of fast-acting potassium in the surface soil was higher than that of meadow ,while the activity of the urea enzyme, alkaline phosphatese and sucrase of the arbor forest land was stronger than that of the other four land utilization modes.

結(jié)果表明，天然草地和喬木林地10~20 cm表層土壤有機(jī)質(zhì)增長(zhǎng)率均較大欧美性爱亚洲性爱日本性爱A∨，為36.11%和32.96%亚洲色全情网站大全，二者堿解氮含量也較高，分別為66.88和69.37mg/kg人人操人人看人人做；喬木林地和灌木林地0~20 cm 表層土壤有效磷含量均高于天然草地和人工草地免费黄色看直接网站，喬木林地速效鉀含量最高。

This article analyzes the significance and the method of the evaluation of the forest carbon-sink,taking the artificial planta- tion of the Three-north shelterbelt forest system program as an example,uses the variable BEF (Biomass Expan- sion Factor) method to assess the value at the Three-north shelterbelt forest carbo.

對(duì)森林碳匯價(jià)值評(píng)價(jià)意義和方法進(jìn)行了分析亚洲久aa，并以三北防護(hù)林體系工程人工林為例99re视频在线蜜，采用換算因子連續(xù)函數(shù)法對(duì)三北防護(hù)林的碳匯價(jià)值量進(jìn)行了評(píng)價(jià)，提出了持續(xù)開展三北工程农村老熟妇乱子仑视频、提高人工林固碳能力的對(duì)策建議亚洲欧美日韩中文视频在线观看。

We refer the knowledge of the construction of artificial multi-storied forest by 6W1M, furthermore, redraw up a new operating process documents of the construction of artificial multi-storied forest so as to replace experience rule by science. This approach wishes to provide systematic training on silvicultural workers and support the reference of multi-storied forest programming and decision in different districts.

研究結(jié)果以6W1M方式將營(yíng)造復(fù)層林營(yíng)造知識(shí)予以匯總，并重新擬訂復(fù)層林營(yíng)造作業(yè)流程国产免费乱在线观看，以科學(xué)的方法來取代舊有的經(jīng)驗(yàn)法則可以进去的黄片，期能有系統(tǒng)的培訓(xùn)林業(yè)從事人員，并提供各林區(qū)未來復(fù)層林作業(yè)規(guī)劃與決策之參考人妻一级片综合视频。

For reflecting a basic circumstance of the forest resources management and the ecosystem variety completely, monitoring of the forest health condition strengtheningly, and realizing the comprehensive evaluation of the forest resources and the ecosystem condition,it is necessary to building up an efficient, convenient information service system in the forestry section.

為了全面反映森林資源管理和生態(tài)變化的基本情況乱伦小说图片，加大對(duì)森林健康狀況的監(jiān)測(cè)，實(shí)現(xiàn)對(duì)森林資源和生態(tài)狀況的綜合評(píng)價(jià)欧美黄色视频。，需要在林業(yè)部門建立一套高效全国免费人人干、便捷的信息服務(wù)系統(tǒng)。

There were 31 kinds of landuse types in Hsin-Hua Forest Experiment through aerial photography interpretation. In pure forest, the volume of Swietenia macrophyllas stand was 193.45 m3/ ha which was higher than other stands. And in mixed forest, the highest volume was 163.40m3/ha by Swietenia macrophylla- Dimocarpus longan mixed stand.

藉由航空照片判釋之結(jié)果得知黄色网站午夜影院，新化林場(chǎng)土地利用型共計(jì)31種女同在线视频一区二区，純林蓄積量最大者為桃花心木純林，其蓄積量為193.45 m3/ hawww.zuneauto.com；混交林型中日韩孕妇自拍视频直播网站在线观看，則以桃花心木-龍眼混交林型蓄積量最高，蓄積量為163.40 m3/ ha日韩精品直播一页不卡在线观看。

Forest resource includes forest biotic resource, timberland resource and forest environmental resource, but timberland resource is important.

森林資源包括森林生物資源黄a淫荡视频、林地資源和森林環(huán)境資源永久免费毛片在线看视频，但林地資源是基礎(chǔ)。

The species belongs to DCZM-H Pattern, can be seen in the sub-stratum of the Decidural forest, Tsuga forest and Mixed Forest often.

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These pollen maps show significant vegetation changes during the past 10 000 years in the current forest regions of Northeast China, with the early Holocene characterized by the widely distributed Birch, the mid-Holocene by the development of temperate deciduous forest mainly consisting of Quercus and Ulmus, and the late Holocene by the marked increase in Pinus abun dance and the development of temperate mixed conifer and deciduous forest.

花粉圖展示了東北地區(qū)植被演化的主要特征。樺樹在全新世初期遍布從三江平原到遼東半島南端的東北東部地區(qū)国产在线吧直达，在森林中占據(jù)絕對(duì)優(yōu)勢(shì)地位国产又黄又粗又爽又色的视频在线；榆屬和櫟屬等闊葉喬木在早中全新世的大部分時(shí)間內(nèi)是東部森林中的主要種類；在大約5kaBP以后毛片一区在线视频，松屬在東北現(xiàn)在的森林地區(qū)開始增加国产综合九色免费，云、冷杉屬也表現(xiàn)出較明顯擴(kuò)大老妇女黄色视频，中北部地區(qū)的森林覆蓋度可能比原來增大了免费激情图片视频。