This showed that capacity of water-holding in biological soil crusts were obvious improve,and effected precipitation permeate or water second distribute process.The study results of"fertile islands"formation mechanism in biological crusts showed that biological crusts layer cover could increased nutrients content for below sand soil through precipitation permeate washing,and it promoted plants assimilate more nutriment.The matter import ways of biological soil crusts fertility island had many ways,including the effection of living macrobiotics metabolism in crusts levels,wind-sand flow of near surface,dust deposition and plants decomposition course,etc.Source of particle matter in biological soil crusts was wind-sand flow of near surface,and not dust deposition.Biological crusts layer cover had preserved effection for nature water content in 0-5cm soil layer,compared with the sand of no biological crusts layer,effecting precipitation permeate,and could not obvious restrained from the water evaporate process indoor experiment.

生物結(jié)皮層肥島形成機制的研究結(jié)果表明：生物結(jié)皮層覆蓋能夠通過降水淋溶作用而增加下層土壤養(yǎng)分的含量最新亚洲国产精品丝袜在线观看，進而促進植物對養(yǎng)分的吸收先锋影音官网；生物結(jié)皮層養(yǎng)分輸入有結(jié)皮生物代謝人人操人人操人人舔、降塵超碰欧美操屄屄在线、風(fēng)沙流和植物分解礦化作用等多(來源：A73e3B3eC論文網(wǎng)www.abclunwen.com)種途徑，但生物結(jié)皮層的顆粒物質(zhì)來源主要是近地表風(fēng)沙流人人爱人人操人人爽，而不是大氣降塵黄色网站欧美A；生物結(jié)皮層覆蓋對0-5cm土層自然含水量有一定的保護作用，并影響降水向深層滲透停停爱久o，不能有效的阻止表層水分的蒸發(fā)進程激情你懂的；研究表明采取人工促進技術(shù)能夠在流動沙丘上形成生物結(jié)皮層，實現(xiàn)流動沙地的快速治理国际一级黄色片。

The new grain market gardening flowers flower seedlings are nurtured Suqian Research Center, the focus of the base, covering more than 600 acres, the local nursery stock area to achieve the 3.5 million mu, up through the fertile soil in this scale of operation, the company farmers add to this model, take the plant flower seedlings for sale industrial development of roads, will have more than 400 years of history of traditional plant flowers in garden art flourished, and the new grain production base of flowers and horticultural field for a variety of landscaping projects the overall planning , creative design.

新糧花木園藝場是宿遷市花卉苗木培育研究中心的重點基地呦福利导航，占地600余畝，本地苗木面積以達(dá)3.5萬畝青春草在线视频一区二区三区，在這塊沃土上通過經(jīng)營規(guī)模真人一级黄色视频，公司加農(nóng)戶這一模式，走花卉苗木種植銷售產(chǎn)業(yè)化發(fā)展道路亚洲是图综合，將已有400多年養(yǎng)花歷史的傳統(tǒng)園林藝術(shù)發(fā)揚光大欧美一级黄色视频A片，新糧花木園藝場生產(chǎn)基地為各種園林綠化工程提供整體規(guī)劃，創(chuàng)意設(shè)計国内黄色a片不卡。

Although international travel accounted for only about 11 percent of that spending, Massey said it's a fertile area for growth.

"盡管國際旅游只占到其中的11%欧美浓毛老太乱人伦视频在线，但這可是一塊促進旅游發(fā)展的的沃土。"梅西繼續(xù)說道亚洲欧美偷乱区二区。

Sees above that Duan Hua; Not only lets mine think I have read; Handles anything all to have to be single-minded; World first fertile Masurium;; Although it is world first; But is engaged in the production; From beginning to end only makes the retail sales; World 2nd strong US is general; 100 for many years have only sold the automobile; But does not go to the construct an aircraft tank .

看到上面那段話中文字幕黄色；不僅讓我想到我曾經(jīng)讀過的；做任何事情都要專一国产干干干日日日；世界第一的沃兒瑪国产AV色8X；；盡管它是世界第一強综洲合亚洲视频；但從不從事生產(chǎn)国产狼友精品免费视频一二三四区；從始至終只做零售；世界第2強的美國通用欧洲黄色在线播放视频；100多年來只賣汽車欧美动日韩中文；而不去造飛機坦克。

Once mated, the queen can continue to lay fertile eggs for several years.

雄蜂唯一的功能是為蜂后提供了許多可能的配偶超碰97人人妻。

Established in 1839, the Dalmore Distillery is located in Adross manor, where the rich and fertile meadowland brings out the best raw material in the creation of "water of life".

達(dá)爾摩酒廠建于1839年免费高清黄色AV网址，位于優(yōu)質(zhì)大麥種植區(qū)的阿德羅絲莊園內(nèi)。

English Summary/英文概要: Critically acclaimed poet, novelist, and memoirist Larry Woiwode returns to the fertile territory of his life in this stirring memoir.

Chinese Summary/中文概要：帶有爭議的詩人亚洲二三区、小說家一级A片一级毛片一级人6，回憶錄拽寫者拉里Woiwode回到他的沃土生活在這本激動人心的回憶錄中。

Observation was made on the cell morphology of the microspore development of the sterile and fertile plants in the Aibai wheat.

對矮敗小麥中的可育株和不育株進行了小孢子發(fā)育過程的細(xì)胞形態(tài)學(xué)觀察谁有黄色网站久久久。

The highway out of Taiyuan, capital of China's landlocked Shanxi province, winds through miles of ugly, denuded hills, a man-made moonscape stripped bare by loggers and then washed clear of fertile topsoil by waves of erosion.

亞洲的農(nóng)場和廚房 Asia's farm and kitchen 中國內(nèi)陸省份山西的省會太原城外日韩主播欧美精品视频，公路蜿蜒盤旋於荒山禿嶺之間。亂砍濫伐造成水土流失国产小视频网址，這些山光禿禿的欧美偷操，像月球表面一樣，巖石裸露AV网在线www观看，十分難看欧美福利二区。

Seed cones terminal on branchlets, solitary, globose or oblong, dehiscent when mature in 1st year; cone scales 8-12, peltate, woody, each fertile scale bearing (1 or)2(-5) seeds; free bract apex a small mucro.

頂生的球果在小枝上，單生免费看色网站，或長圓形人人看人人摸人人干，開裂在第1年內(nèi)成熟時欧美日韩第页；珠鱗8-12，盾形韩国三级免费在线观看，木質(zhì)精品黄色在线观看，不是每能育鱗片都著生或2-5種子；離生苞片先端一小的短尖頭国产一级黄色操逼片。