Meanwhile, taking the mutual shading effect of the neighboring spans into account, the direct solar radiation of arc vault of both east-west and south-north oriented multi-span greenhouse at noon on the day of winter solstice was calculated using the curvilinear integral method.

對(duì)東西走向和南北走向的華東型連棟塑料溫室采用曲線積分的方法，在考慮相互遮蔭的情況下国产一级做，模擬計(jì)算了在冬至日正午時(shí)各種拱頂切角雙圓弧屋面的采光性能久久综合老熟女中文字幕。

With the growth-promoting bacteria HRO-C48 in plant rhizosphere as tested strains, the growth-promoting effect of chitosan on tomato and the influence of its combination with HRO-C48 on the biocontrol potential of the strain, including its induced resistance effect on grey mould in tomato and its biocontrol effect on damping-off of cucumber were determined in greenhouse.

以植物根際促生細(xì)菌HRO-C48為供試菌株，在溫室條件下測(cè)定殼聚糖對(duì)番茄的促生作用以及HRO-C48與殼聚糖組合對(duì)該菌株生防潛能的影響人人摸,人人看，包括對(duì)番茄灰霉病的誘導(dǎo)抗病作用99在线看精品、對(duì)黃瓜猝倒病的生物防治效果。

Because these greenhouse gas to come from the sun radiation of it is thus clear that only have height of through sex, and come out to the Earth glint of the long wave radiation have high absorption, be also "green house effect"

由于這些溫室氣體對(duì)來(lái)自太陽(yáng)輻射的可見(jiàn)光具有高度的透過(guò)性亚洲欧洲黄色搞j国产网站VV级，而對(duì)地球反射出來(lái)的長(zhǎng)波輻射具有高度的吸收性亚洲涩图欧美，也就是常說(shuō)的"溫室效應(yīng)"，導(dǎo)致全球氣候變暖欧美一级专区。

Especially, the inhibition zones out to the width of 14.8-15.0 mm were presented by the strain against 2 ones of the pathogens, Fusarium oxysporum and Fulvia fulva The biocontrol effect of strain F-15 to leaf mold of tomato reached 73.2% in greenhouse.

溫室防病實(shí)驗(yàn)結(jié)果表明：其發(fā)酵上清液對(duì)番茄葉霉病具有良好的生防作用97社区精品视频在线观看，防治效果可以達(dá)到73.2%。

Objective Discuss quantum information correspondence effect in enhances in the greenhouse big awning the nectarine selenium content effect.

目的探討量子信息對(duì)應(yīng)效應(yīng)在提高溫室大棚中油桃硒含量的效果国产A级高清视频毛片。

The soil environment of solar greenhouse deteriorate with the growing ages increased and this causes the obstacle matters in soil of succession planting cucumber, mainly perform as soil physicochemical properties worsening, soil hypo-salinization, soil acidification. To solve these problems, corn and spring onion as catch crops were planted in summer after cucumber harvest that based on having no effect on cucumber production in solar greenhouse.. The experiment researched the effect of different catch crops on cucumber yield and soil physicochemical properties.

針對(duì)日光溫室黃瓜生產(chǎn)中存在土壤理化性狀劣化欧美性爱频道、土壤板結(jié)、鹽漬化国产盗摄一区、酸化等土壤退化問(wèn)題久久久久九九99黄色三级片，在保證黃瓜產(chǎn)量的前提下，夏季休閑期選擇玉米日韩乱伦字幕中文一区、大蔥作為填閑作物国产三级国产精品，以農(nóng)民傳統(tǒng)的常規(guī)休閑作為參比對(duì)象，研究玉米色色色五月天久鬼久、大蔥對(duì)保護(hù)地土壤理化性狀以及對(duì)黃瓜產(chǎn)量的影響日本很爽免费网站。

When used to explore the effect of an increase in atmospheric greenhouse gases on the climate these models, which have been developed by different teams, all predict more warming than greenhouse gases and water-vapour feedback can supply unaided.

當(dāng)云的效應(yīng)被納入探討大氣的溫室效應(yīng)時(shí)，不同研究團(tuán)隊(duì)所開(kāi)發(fā)的模式偷拍福利视频网站，比起只考慮溫室氣體和水氣反饋的效應(yīng)欧美在线视频干美女，一致預(yù)測(cè)了較多的變暖。

According to the identification, Bacillus subtilis CGMCC No.1982 is a typical Bacillus subtilis. Compared with other Bacillus subtilises, Bacillus subtilis CGMCC No.1982 has broad-spectrum antipathogen fungal activity; the fermentation broth and spore have sound effect in preservation of fresh fruits such as peach, grapes, etc, and also have sound antiviral effect in production of cucumber, tomato and other greenhouse vegetables.

經(jīng)鑒定枯草芽孢桿菌CGMCC No.1982屬于典型的枯草芽孢桿菌free性video丝袜极品，與其它枯草芽孢桿菌相比其具有廣譜抗病原真菌活性性爱高清Av，其發(fā)酵液和芽孢對(duì)鮮桃、葡萄等水果保鮮效果較好久久无码精品国产；用于黃瓜涩视频、番茄等大棚蔬菜的生產(chǎn)抗病效果較好。

Therefore, this system efficiently utilizes the low quality heat energy to save lots of energy. Its also applies the harmless sorbent as refrigeration material to avoid the greenhouse effect and avoid destroying ozonosphere caused by conventional cooling methods. So it is accordant with the policies of environmental protection.

該系統(tǒng)有效地利用低品位熱能骚虎视频在线观看，可節(jié)約大量能源国产会所在线观看，而且采用了對(duì)環(huán)境無(wú)害的吸附質(zhì)作為制冷劑，可避免傳統(tǒng)制冷方式帶來(lái)的溫室效應(yīng)及對(duì)臭氧層的耗散作用，符合了當(dāng)前的能源和環(huán)保政策全免费A级毛片免费看69。

The materials such as freon which are applied widely in the refrigeration industry will damage the ozonosphere and make the greenhouse effect. So, the materials are banned to use in the refrigeration industry.

制冷行業(yè)廣泛采用的氟利昂類物質(zhì)會(huì)破壞臭氧層并產(chǎn)生溫室效應(yīng)，導(dǎo)致了對(duì)氟氯烴制冷劑的禁用被公侵犯玩弄漂亮人妻，使尋找環(huán)保型制冷劑成為了當(dāng)前制冷行業(yè)的當(dāng)務(wù)之急国产2020av在线。