Vertical-virescence is a way of virescence that in the vertical direction.,which planting lianes,climber,or growing plants in the flowerpot by using special attachment such as frame ,wall ,baluster and so on , to get the effect of virescence and beautification .

垂直綠化是在立體空間利用棚架乱中年熟女伦av一区、墻體二级三级毛片、欄桿等栽植藤本植物青青青国产中文在线视频免观看、攀緣植物或采用盆缽栽植垂吊植物三级电影网址，達到立體綠化和美化等效果的一種綠化方法。

The proper planting density should be 1 m × 0.3 m and 0.3 m × 0.3 m for land under broadleaf crown and shady droughty land respectively. If the havelock equipment in field was used, seedlings with 15-20 cm for height and 0.30 cm for diameter should be selected for cultivation, with the density and transmittance being 0.3 cm × 0.3 cm and 50% respectively.

林冠下栽植和山垅旱地造林的適宜密度分別為1 m×0.3 m和0.3 m×0.3 m国产一级婬片日本高清视频一；若利用農(nóng)田庇蔭設(shè)施栽培国产好福利影院，應選用苗高15~20 cmA级黄色网站在线免费观看，地徑0.30 cm以上規(guī)格的苗木栽植，栽植密度為0.3 m×0.3 m为搞点激情，遮陽透光率在50%左右在线视频国产一区二区。

On mountainous sites, grade Ⅰ or Ⅱ stands including land below the crown of the secondary broadleaf forest and the Chinese-fir plantation or east-facing, shady dry land could be considered for the plantation. The transmittance of crown in the areas should be 55%~60%. One-year-old high quality seedlings above 25 cm tall and 0.25 cm in diameter near the ground-level should be used. For high-yield, field cultivation, shading facility should be considered and seedlings of taller than 15 cm and greater than 0.15 cm in diameter near the ground should be applied. The appropriate density and sunlight transmittance ought to be 30 cm×30 cm and 50%, respectively.

結(jié)果表明，利用山地種植免费看黄色网站大全，選擇透光率為55%~60%的Ⅰ三级无码视频进入、Ⅱ類立地的殘次闊葉林和杉木林冠下，或地形隱蔽国产精品黄色网站一级大片手机版免费看、東向的山垅旱地国产精品一区二区三区视频，選用苗高25 cm以上、地徑0.25 cm以上的1年生優(yōu)質(zhì)苗木造林日韩色色图；利用農(nóng)田進行庇蔭設(shè)施高產(chǎn)栽培日韩欧美一级特黄AAAAA片，應選用苗高在15 cm以上、地徑0.15 cm以上規(guī)格的苗木栽植玖玖视频网，適宜栽植密度為30 cm×30 cm91看片午夜在线影院，遮陽透光率在50%左右性交色片视频。

Based on the national"ninth·five years"key project——study on the equipment and technique of raising and transplanting seedlings as the kind of factory, combining the no-tillage specialty which can shorten the working period and reduce the intension of dust devil, the key parts of corn no-tillage transplanter has been studied which can improve both the transplanting speed and reliability, reduce the labour intension of operator, further more, the method of automatic controlling whole working course has been applied by using single-chip microcomputer, the bedrock is made for transforming this technique into social productivity.

本文在原來國家科技部"九五"攻關(guān)項目"工廠化育苗孕妇激情视频片、移栽工藝及設(shè)備研究"的基礎(chǔ)上，結(jié)合免耕工藝不僅縮短作業(yè)時間人人操作人人强奸，而且可以對防止沙塵暴發(fā)生有利的特點人人入人人操，對可以提高栽植速度和工作可靠性、降低操作人員勞動強度的玉米免耕栽植機的關(guān)鍵部件進行了詳細的研究一级毛片乱码视频，進一步采用單片機控制技術(shù)對其工作過程實現(xiàn)了自動化控制激情图区，為該技術(shù)盡快轉(zhuǎn)化為社會生產(chǎn)力打好基礎(chǔ)。

On flower bolting stage, the plant height that planted on 5th November increased most evidently. On bud stage, plant height and leaf number of all plants were increased quickly, especially the Cardiocrinum Giganteum plant on 5th November and 15th November, which also had good plant morphological and high appreciatory value, but the leaf area all reduced on bud stage.

進入花莖抽生期舔穴在线，11月5日栽植的株高增幅最大91精品免费大秀；到達現(xiàn)蕾期時，所有處理的株高與葉片數(shù)的增幅最大www.tsztjs.com，以11月5日和11月15日栽植的大百合最為顯著黄免费片网站入口处，但所有處理的葉面積均略有下降，11月15日栽植的大百合在其在開花期植株形態(tài)最優(yōu)最新色色网址，具有較高的觀賞價值国产v碰。

The design of transplanter for rice growing in cupulate tray is the critical link in rice growing in cupulate tray technology,the design method is not mature,for exploring a new design method,having discussed neural network s serviceability in agriculture machinery mechanism design with the theoretical basis of self-organizing feature mapand the back-propagation network,the integrated SOM-BP nerve network model is applied in the field of transplanter s critical mechanism design for rice growing,al...

水稻缽育栽植機的設(shè)計是實現(xiàn)水稻缽育栽培技術(shù)的關(guān)鍵環(huán)節(jié)，區(qū)別于傳統(tǒng)的水稻栽植機其關(guān)鍵部件的設(shè)計方法還不成熟亚洲免费送视频，在理論研究方面還不完善色94色欧美一区。為探索新的設(shè)計方法，論述了神經(jīng)網(wǎng)絡(luò)算法對農(nóng)業(yè)機械設(shè)計的適用性你懂网站在线，以自組織特征映射網(wǎng)絡(luò)SOM 和誤差反向傳播網(wǎng)絡(luò)BP為理論基礎(chǔ)99九九热爱视频精品免费，將SOM-BP集成神經(jīng)網(wǎng)絡(luò)模型應用于水稻缽育栽植機關(guān)鍵部件設(shè)計領(lǐng)域爱搞网在线观看，建立神經(jīng)網(wǎng)絡(luò)模型，通過集成網(wǎng)絡(luò)訓練欧美激情久久综合，得到設(shè)計結(jié)果国产乱论色网站。驗證了SOM-BP神經(jīng)網(wǎng)絡(luò)在農(nóng)業(yè)機械機設(shè)計中的正確性和精確性。

Newly built road south expired green, green area 20 hectares, planted by Chinese pine, lacebark pine, gingko trees and other trees I 2900, the city grassland Begonia, cloves, and other shrubs 5800 I plants as among the Temple of Heaven, beautiful scenery and Xiannongtan.

新建成的南中軸路綠地人人干黄色网站，綠化面積20余公頃久久精品免费视频60-70，栽植了油松、白皮松欧美涩、銀杏等喬木2900余株黄色视频免费在线无限观看，栽植西府海棠、丁香等灌木5800余株国内一级A片久久，成為天壇和先農(nóng)壇間的一道美麗風景国产狼友。

Of planted seedlings and conserved seedlings/saplings, 51.6% and 60.7% survived respectively. Thirteen months later, the seedling heights of Ficus septica, Mallotus repandus, Maacaranga tanarius, Melanolepis multiglandulosa, and Broussonetia kaempferi, and those of Hibiscus tiliaceus, Acacia confuse, and Mellettia pinnata increased more than 130 cm and 50 cm, respectively. The densities of the planted seedlings and conserved seedlings/saplings were 1610 and 680 per hectare, respectively. On the other hand, the density of Leucaena seedlings significantly decreased; and the height of Leucaena stayed steadily during the 13 months.

試驗分經(jīng)銀合歡藥劑注射處后，采用原生樹苗下栽植及保天然新苗木方式進相舊激情亚洲AV无码日韩色，期間經(jīng)過2次植栽周邊除草撫育作業(yè)国产精品香蕉AV，栽植苗木及天然新苗木在13個月后之存活分別為51.6及60.7%，密分別為1610株／ha及680株／ha久久精品久久久久久久久，其中果榕精品久久99国产精品、扛香藤、血桐国产区在线、蟲屎久久久久久黃色網站、構(gòu)樹之苗高平均生長在130 cm以上，黃槿国内亚洲精品无码久久、相思樹国产免费播放网站、水黃皮之苗高平均生長在50 cm以上；相對的国产精品亚洲一区二区动漫，銀合歡新幼苗在分經(jīng)藥劑處前之平均高為12.3 cm免费A片大片aⅴ免费，密為236，000株／ha精久视频69视频在线观看，藥劑處后13個月国产精品三级黄色岛国AⅤ免费看，幼苗平均高為15.0 cm，幼苗密低至43欧美日韩第一区久久，000/ha中文自拍日韩视频在线观看网站。

The working stability and the seedling-standing ratio of this transplanter were tested and analyzed by the orthogonal and single-factor tests methods.

對滑道分缽輪式栽植器的結(jié)構(gòu)、工作過程免费无遮挡十八禁污污网站着、缽體在滑道不同部位的運動狀態(tài)和受力情況進行了分析网站三级视频，并對該栽植器的工作穩(wěn)定性和立苗率進行了正交和單因素的試驗分析。

This equipment can not only solve the plug lining-up problem in mechanizing way when plug seedlings are transplanted, but also can raise the working speed of no-tillage transplanter, and reduce the working intensity of operator.

利用圓臺形缽體的外形特點一级毛片免费网站看片，采用仿形導向輪式排隊裝置www.91九色，解決了栽植過程的缽苗機械化排隊問題免费无遮挡无码永久真人视频观看，提高了免耕栽植機的作業(yè)速度，減輕了操作人員的勞動強度精品激情视频。