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The results were as following. Compared with C, total irrigation water amount for A and F decreased by 26.27% and 21.20%, irrespectively, the yield decreased slightly while water use efficiency and production efficiency of irrigation water increased markedly, which of A increased by 29.21% and 16.84%.
结果表明,半边固定灌溉和两边交替灌溉的总灌水量比均匀灌溉分别减少26.27%和21.20%,其产量仅略微下降,水分利用效率和灌溉水生产效率明显增加,其中,交替灌溉分别增加29.21%和16.84%。
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The results indicated that irrigation water of non-pressure subirrigation was chiefly concentrated in the diameter of 20 cm around the aperture, which met the water demand of cucumber.
研究结果表明:无压灌溉的灌溉水量转换为土壤水主要集中在出水孔周围20cm范围内,能够满足黄瓜的需水要求;该灌溉技术并不降低作物产量,与滴灌相比可实现节水25%以上。
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And the undersurface phenomenon was as well as the continuous irrigation.
波涌灌溉对土壤0~25cm温度影响较大,循环率为1/2(N1s)、1/3(N2s)和1/4(N3s)的波涌灌溉温度都较连续灌溉的高,依次高出0.1、0.7和1.1℃。
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The results showed that : three species all can resistant to drought ,wind-drift sand and endure to sterile soil, and with fine adaptability to local condition that there are irrigation in growth phase and no irrigation in post-vegetative phase in 2002 and there are no irrigation in growing period and irrigation in after bearing phase in 2003. Among the three species ,Agropyron cristatum× A.desertorum cv.
结果表明,在2002年生长期有灌溉和果后营养期无灌溉与2003年生长期无灌溉和果后营养期有灌溉的条件下,3种冰草表现出抗旱、抗寒、耐瘠薄的特点,对当地条件具有较好的适应性。
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With assistance from predecesors and collegues,we tried our best to make several kinds of research and suggested a new thinking mode on the method of dryland ir rigation in Guizhou karst mountain ares.
贵州借助前人、同仁和本课题研究工作,对旱地灌溉方式问题进行几种不同的研究,向社会公诸一个解决贵州岩溶山区旱地灌溉的一种新思维方式,并提供旱地灌溉的一种最佳模式。
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The surface irrigation occupies 95% of the total irrigated area, the border irrigation is the main method in surface irrigation, so there is much importance in researching on the border irrigation water-saving means.
地面灌溉占我国灌溉总面积的95%,其中畦灌又是地面灌溉的主要方式,研究畦灌中的节水措施对于发展农业节水具有重要意义。
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China is a large country of irrigated agriculture, in which the shortage of water resources is very serious. Due to the underdevelopment of economy, traditional irrigation such as border and furrow irrigation is still taken as the dominant way in farmland irrigation, which leads to the great waste of water resources.
我国是一个灌溉农业大国,水资源紧缺问题十分严重,但是由于经济欠发达,农田灌溉仍以传统的畦灌、沟灌等地面灌溉技术为主,水资源浪费现象还比较严重,因此,开展节水灌溉的研究势在必行。
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Because of the relativity of water saving and the scale effect of water use,the paper suggests that the water saving potential at different scales and its changing should be analyzed in line with water balance at different scales to guaran...
由于节水灌溉的相对性和尺度效应,在采用节水灌溉技术和制定节水灌溉发展策略时,应该分析不同尺度节水的潜力及其相互影响,以保证投资的有效性,并达到田间、灌溉系统和流域尺度真实节水效果的一致。
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The principle new development of modern irrigation engineering.
灌溉原理与技术》是农业水土工程学科中一门理论与技术兼备的专业课程,主要讲授现代科学灌溉理论的生理学和物理学基础,作物需水量计算理论与方法,非充分灌溉的科学依据与研究进展,现代灌溉方法的原理与研究进展,旨在使学生掌握现代灌溉学科的基本理论,了解本学科的关键技术、发展趋势与存在的问题,掌握相应的工程技术,培养学生建立现代灌溉的新观念和新理念,在理论和实践上奠定学生深入研究灌溉学科中的有关理论和技术的创新能力基础。
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The results showed that partial root-zone drying and alternate partial root-zone irrigation treatments reduced tobacco water consumption and tobacco yield, but tobacco water use efficiency increased with 7.5% and 11.2%, N and K contents of middle leaves treated with N 0.20 g/kg soil enhanced 23.1% and 25.2%, 33.6% and 59.8%, respectively when compared to the conventional irrigation treatment.
结果表明,在不同施N水平下,与常规灌溉相比,部分根干燥灌溉和分根区交替灌溉的烤烟耗水量下降,产量有所减少,而水分利用效率提高7.5%和11.2%;施用N 0.20 g/kg土时,PRD和APRI中部叶N含量分别提高23.1%和25.2%,K含量分别提高33.6%和59.8%。
- 更多网络解释与灌溉的相关的网络解释 [注:此内容来源于网络,仅供参考]
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dry:干燥的
2 A 常识运用逻辑推理 尤其是在象沙漠一样的干燥的(dry)地区,更要控制而珍惜水,这与沙漠的遥远(distant),荒芜(deserted)和野性(wild)无关. 3 D 逻辑推理常识运用 即使在没有大面积的耕(farming)地农田需要灌溉的地方,
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irrigate:灌溉 "灌溉的是大门
irritable 激怒的 "激怒的是桌子" | irrigate 灌溉 "灌溉的是大门" | castigate 惩罚,严惩 "扔掉大门受惩罚"
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irrigation:灌溉
灌溉施肥(Fertigation)是将施肥(Fertilization)与灌溉(Irrigation)结合在一起的一项农业技术,它是借助压力灌溉系统,在灌溉的同时将由固体肥料或液体肥料配兑而成的肥液一起输入到作物根部土壤的一种方法.
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irrigator:灌溉者
irrigative 灌溉的 | irrigator 灌溉者 | irriguous 可灌溉的
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watering:洒水, 浇水,排水沟 (眼睛)流泪的,灌溉的
valueless 不足道的 | watering 洒水, 浇水,排水沟 (眼睛)流泪的,灌溉的 | sectoral meeting 部门会议(企业界人士的会议)
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irrigable:可灌溉的
irrevocably 不能取消地 | irrigable 可灌溉的 | irrigate 灌溉
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irrigable:可灌溉的 (形)
irrevocably 不能取消地; 不能撤回地 (副) | irrigable 可灌溉的 (形) | irrigate 灌溉, 使潮湿, 冲洗伤口; 进行灌溉 (动)
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irrigative:灌溉的
irrigation 灌溉 | irrigative 灌溉的 | irrigator 灌溉者
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irriguous:可灌溉的
irrigator 灌溉者 | irriguous 可灌溉的 | irritability 应激性
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negative side-effect of irrigation:灌溉的负作用,灌溉的不良影响
side-effect 副作用;边界效应 | negative side-effect of irrigation 灌溉的负作用,灌溉的不良影响 | sidelurch 侧倾(船的)