作物需

例句

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1.
How many hours a day the pump needs to be operated depends on the season and how much water is needed for crops.
抽水机每天需要工作多久取决于季节以及作物需水量。
voa.hjenglish.com
2.
In other time crops coefficient between the two crops of change, it is to produce a crop of the main reason rop water requirement.
在其他时间里作物系数均在两种作物系数之间变化，这是产生作物需水量降低的主要原因。
www.fabiao.net
3.
To estimate crop water requirements is one important part of agricultural irrigation management.
作物需水量估算是实施农业灌溉管理的重要环节之一。
www.fabiao.net
4.
Spatial variation of crop water requirement was studied basis on the geo-statistics.
基于地统计学方法分析了灌区作物需水量的空间变异性。
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5.
And agricultural systems can be designed so that crops need less water and are more tolerant to drought, for example.
农业系统也可以调整，使得农作物需水量减少，同时更耐旱。
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6.
A Time Series Analysis Model for the Prediction of Water Demand in Irrigation District
灌区作物需水量预报的时间序列分析
ilib.cn
7.
Comparison Applying of Reference Crop Evapotranspiration Computing Method in the Longitudinal Range Gorge Region
参考作物需水量计算方法在纵向岭谷区的应用对比
www.ilib.cn
8.
Agricultural restructuring considering crop water requirement cost in Beijing-Tianjin-Hebei region
京津冀都市规划圈考虑作物需水成本的农业结构调整研究
www.tcsae.org
9.
Comparison of crop water requirements computed by single crop coefficient approach and dual crop coefficient approach
单作物系数法和双作物系数法计算作物需水量的比较研究
www.ilib.cn
10.
Analysis on the relation between the current mode of the irrigation and the crop water requirement in the Eerqisi River Basin
额尔齐斯河流域现行灌溉方式与作物需水量关系分析
www.ilib.cn