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The result indicated that the main factor that affect the biophysical potential (PS1 level) is the sunshine hours, and the actual lint yield was only half of the simulated lint yield on PS1 level, there is still a great yield gap to be shorten through the improvement of soil management, fertilizer use, irrigation scheduling, plant protection, etc.

由于空间数据库和模型的不完善,本文没有考虑其他气候风险类型,诸如霜冻、秋季低温等;黄淮海平原的大部分地区都具备灌溉条件,本文在分析棉花生产气候风险时,没有根据雨养条件(PS2水平)下的风险分析提供灌溉决策方案。

The distributed hydrological model is important and practical in water resources management in the future.

1.1 农业灌溉模型通过现代科技提高农业灌溉效率对经济和环境的发展将产生巨大影响,但这方面的研究还没有得到全球范围的推广,尤其是在以农业为主的发展中

Given its "irrigation farming in oases,"Xinjiang has built a number of large modern water conservancy projects, such as the Kizil Reservoir in Aksu and the Ulug Ata Reservoir in Hotan, in addition to canals, ditches and seepage control projects, which have greatly increased the amount of water diverted, reservoir storage capacity and effectively irrigated areas.

新疆根据&绿洲生态、灌溉农业&的特点,建成了以阿克苏克孜尔水库、和田乌鲁瓦提水利枢纽等为代表的一批现代大型水利工程和大批干支渠及其防渗工程,全区的引水量、水库库容和有效灌溉面积迅速增加。

According to the basic theory of market ecoomics and micro-economics,the marktstyle of irrigation sector has been identified as unperfected nature monopolize market,withthe characteristic of the same water being saled to different markets by irrigation waterprovider.

运用市场经济理论和微观经济学的基本原理,分析了灌溉水市场的基本特征,确定灌溉水市场为厂商向不同市场销售同一产品的限制性自然垄断市场。

This paper pointed out many disadvantages of our now experience-based irrigation. The author deeply studied the decision support system of irrigation of the cucumber and romaine lettuce based on the transpiration rate and greenhouse environment factors —temperature, humidity and light.

本论文针对目前国内大多数温室采用传统的经验法进行灌溉存在的弊端,以黄瓜和生菜为研究对象,对以温度、湿度和光照强度等温室环境因子以及蒸腾速率为依据决策灌溉量进行了较为深入的研究。

On this basis, I adopt the two-dimentional dynamic planning principle to optimize the irrigating system of the cotton.

推求了棉花的经济灌溉定额,为棉花灌溉制度的制定提供了科学的依据。

The invention of the Karez, which is an irrigation system of wells connected by underground channels, in Xinjiang provided useful experience for irrigation in the northwest region of our country and has been extended to other drought-stricken areas.

坎儿井,新疆的一个由地下通道连接井灌溉系统的发明,为我国西北地区灌溉提供了宝贵的经验,并已扩展至其他旱区。

The separate furrow irrigation is a new way of economizing irrigation,which has been investigated and popularized,but there is no report in southern Ningxia hill region.

隔沟灌溉技术是一项新型的节水灌溉技术,在国内外都已进行了较长时间的研究和推广,但在宁南山区尚没有推广应用的报道。

Film-furrow irrigation is a combination of techniques of film-mulching irrigation and furrow irrigation.

膜沟灌溉是与地膜覆盖技术相结合的沟灌,它将带有渗水孔的地膜敷贴在灌水沟内形成膜沟,灌溉时水在沟内的膜上流动,并通过膜孔渗入土壤。

Its government has also complained that the scheme would reward the most wasteful irrigators for their inefficiency, by helping to pay for improvements to their infrastructure and then allowing them to use much of the water saved.

维州政府同样抱怨道,该计划只会给那些用水最浪费的灌溉者带来好处,通过帮助投资改进基础设施和允许使用相当一部分节约下的水来奖励他们的灌溉效率低下。

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推荐网络例句

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。