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The resultsindicated that the appropriate humidity coerce and little apply fertilizer to anticipate the combination, can repress the invalid tiller, regulate a top and bottom of paddy rice part and the nutrimental backlog of the plant and the seed grain allotment.At the same time, according to the experiment data, water and nitrogen fertilizer coupling function was buil t up originally under this condition of experimenting.
结果表明:适当的水分胁迫和少施肥料组合,能抑制无效分蘖,保证水稻正常生长发育,调节水稻地上下部分植株和籽粒的营养物积累分配,减少了肥料使用量和减少水体污染量,具有较好的环境效应和经济效应。
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The plant floating-bed technology application in Miaojia river showed that the water quality of the plant foating-bed technology applied had preceded evidently than the comparing water, though the water quantity was exchanged largely. There existed a micro-ecosystem at the root aera of floating-bed plant which mainly consists of organic grain, algae, zooplankton, zoobenthos. The mode of "Oenanthe javanica -Ipomoea aqutica" floating-bed mode application realized the whole year run of plant foating-bed technology on polluted water. Hence, the mode is suggested in the following application.
植物浮床技术在苗家河的示范应用研究说明:在水量交换较大的情况下植物浮床技术仍然使示范河段水质优于对照段;浮床植物根际区存在着以有机颗粒、藻类、浮游动物、底栖动物为网络骨干的根系微生态系统:&水芹菜-水蕹菜&浮床模式可实现四季净化污染河水的周年运转,在后续应用中推荐使用此模式。
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If the RE/S ratio reached a critical value, namely about 4, not only the MnS inclusion is completely converted into sulphide and oxysulphide of RE, but also the prior austenite grain is remarkedly refined and their toughness is improved.
当RE/S达到临界比值(约为4)时,不仅使MnS夹杂物完全转变成稀土硫化物和稀土硫氧化物,而且使高温奥氏体晶粒显著细化,改善韧性。
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Yoshida and Parao (1976) reported that CO2 enrichment and shading during the reproductive stage, influenced very much the sink size of rice plant. It was also reported that there was a high positive correlation between solar radiation during the reproductive stage and final grain yield.
Yoshida 和 Parao (1976)报导了生殖生长阶段 CO2增加和遮荫大大影响水稻植株养分汇的大小,也报导过生殖生长阶段日光辐射和最终产量呈显著正相关。
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Reflecting layer is composed of TiO2 large nano-particles with mean grain size of 250nm or 150nm prepared using organic alkali tetramethylammonium hydroxide as peptizer. Nano-crystalline TiO2 porous thin film composed of small nanocrystalline (10~20nm) was used as a substrate layer to absorb large amount of dye molecules.
用有机碱四甲基氢氧化铵做胶化剂制备的两种大粒径纳晶TiO2(粒径为250nm和150nm),用它们分别制备薄膜做为反射层;用小粒径纳晶TiO2(10~20nm)来制备的纳晶多孔薄膜为底层膜,用于吸收大量的染料。
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Physiologically, our model estimated 2.6 days to reach the single ridge stage, 5.6d to the double ridge stage, 11.3d to the stamen and pistil initiation stage, 13.1d to the anther separation stage, 15.3d to the pollen mother cells stage and 18.2d to the tetrad stage. Phenologically, estimations were 13.1d to reach the jointing stage, 28.7d to the heading stage, 32.8d to the grain filling stage and 51.5d to the maturity stage. PDT was consequently used as a unified scale for measuring developmental progress of different cultivars under different climates and cultural practices.
经测算,各大麦品种到达单棱期、二棱期、雌雄蕊分化期、药隔形成期、雌蕊柱头二裂分叉期、雌蕊柱头毛状突起期等顶端发育阶段的生理发育时间分别为2.6、5.6、11.3、13.1、15.3、18.2、28.7d,到达出苗期、拔节期、抽穗期、灌浆期和成熟期等主要物候期的生理发育时间为0、13.1、28.7、32.8、51.5d,形成了不同大麦品种在不同气候和栽培条件下统一的衡量发育的定量尺度。
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Products is rich, agriculture and service line of business are the economic section with the largest India, main grain crop has Jute, tea, sugar cane, rapeseed and pily; ox, goat, sheep, buffalo to raise a quantity to reside the world for crop of main economy of paddy and wheaten; the India at the beginning of time of the first.60 begins to execute green revolution, to 80 time commissariat came true first self-sufficient.
物产丰富,农业和服务业为印度最大的经济部门,主要粮食作物为水稻和小麦;主要经济作物有黄麻、茶叶、甘蔗、油菜籽和棉花;牛、山羊、绵羊、水牛饲养量居世界第一。60年代初印度开始实行绿色革命,到80年代初实现了粮食自给。
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It is not grass, which is Polygonaceae, people familiar with the "Polygonum multiflorum, rhubarb", and so are blood brothers, is an international FAO recognized outstanding use of food-grain species, is China's fresh-a typical manifestation of cultural identity.
它不属禾本科,而属蓼科,与人们所熟悉的&何首乌、大黄&等是亲兄弟,是国际粮农组织公认的优秀粮药兼用粮种,是我国药食同源文化的典型体现。
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The site covers how to identify presolar grains, what type of presolar grains are known, how they are studied and what we can learn from them. Also included is a presolar grain links page.
该网页介绍了粒子的确定、粒子的类型、我们如何来研究它们、以及我们可以通过它们获得什么样的信息等。
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The Y-TZP nanoceramics with an average grain size of 60 nm and a relative density of 98% were prepared by pressureless sintering.
采用无压烧结获得了相对密度为98%、平均晶粒尺寸为60nm的Y-TZP纳米陶瓷。Y-TZP纳米陶瓷的显微硬度主要取决于陶瓷的相对密度、相结构和晶粒尺寸,即陶瓷的四方相质量分数越高,相对密度越大,晶粒尺寸越小,则显微硬度越高。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。