Remark:(1)The cost ofseeding、soil preparation九九在线免费视频、clearance ofweeds91POPN九色、fertilization、implantation、repair planting超碰丝袜足交免费、tending and fertilizers etc is included in afforestation cost, the plantations are tended l time in the afforest first year and thesame thing had been done in the next year;(2)The land rent which is 225 yuanhm-2a-1 and the cost of pest control and fire proof which is 75yuanhm-2a-1 are included in the fixed cost;(3)The plantation is managed aS the sprout forest after catastrophe, the plantations are tended 1 time in the year of disaster and the same thing had been done in the next year.

桉樹速生用材林營林成本因地點(diǎn)和經(jīng)營者的不同而有所差異免费网看免费看黄色A片，為方便進(jìn)行經(jīng)濟(jì)效益評價(jià)，經(jīng)咨詢江西贛州金太陽科技林業(yè)有限公司国内黄片在线看、湖南永州林業(yè)局A片资源特级、廣東連州市林業(yè)局和廣西來賓市林業(yè)局的有關(guān)人員，結(jié)合華南地區(qū)桉樹人工林造林成本99思思视频，本研究的經(jīng)營成本統(tǒng)一確定如下(表2)欧美偷窥自拍。注：(1)造林費(fèi)用包括造林當(dāng)年的種苗、清山不卡免费黄色小视频，除雜欧美日韩综合久久精品A片app、整地、施肥亚洲中久久久久久精品国产、栽種欧美视频视频二区主播大秀、補(bǔ)植、當(dāng)年的撫育以及肥料等人色五月综合性、財(cái)欧美性爱视频黄片、物的投入；在一個(gè)輪伐期中www,3p，造林當(dāng)年撫育一次久久精品就只有精品99，次年撫育1次；(2)年固定費(fèi)用包括：土地租金按225元hm-2a-1計(jì)算夜间福利在线看黄，護(hù)林防火影音最新资源在线观看、病蟲害防治等費(fèi)用按75元hm-2a-1計(jì)算；(3)林分受災(zāi)后作萌芽林經(jīng)營福利影院你懂的，受災(zāi)當(dāng)年撫育一次久久青草视频永久看、次年撫育一次。

Cunninghamia Lanceolata showed that,after Cunninghamia Lanceolata sprout forest had been changed into Schima superba and Cunninghamia Lanceolata mixing forest,tree growth had largely been increased,and the water holding and conserving ability had been upgrated,as well as,the microclimate within forest had been improved,the forest land productivity had been protected.

木荷與杉木萌芽林混交試驗(yàn)国产欧美乱伦，結(jié)果表明：杉木萌芽林改造為木荷杉木混交林后视频,国产精品，林木生長量大幅度提高，林木和林地持水操女人网站、保水能力增強(qiáng)欧美真人一级99，林內(nèi)小氣候得到改善，林分水源涵養(yǎng)能力進(jìn)一步提高日日爽日日操，林地生產(chǎn)力得到維護(hù)欧美国产亚洲白丝一二三，為今后杉木多代萌芽林和杉木低產(chǎn)林改造提供科學(xué)依據(jù)。

Land that was untouched could be tainted by pollution as generators, smokestacks and large vehicles sprout to support the growing energy industry.

即使其它沒有被波及到的地區(qū)也由于增長的能源工業(yè)所支持的諸如電力公司污染和大工廠氣體排放或涌現(xiàn)出的越來越多的機(jī)動車群體造成污染日韩亚洲午夜在线影院。