Precision irrigation technique is one of the methods of saving water resource.
视情精准灌溉是节水的重要措施和提高节水效率的重要途径之一。
How to detect water stress level in crops accurately is the basis of precision irrigation technique.
如何准确判断作物水分亏缺程度是有效进行视情精准灌溉的理论基础。
All these results can serve as a basis for precision fertilization, precision irrigation and precision management in farm.
该成果可为农田的定位施肥、灌溉以及其它的农田精细管理提供依据。
The variation principles of the throw distance, flow rate and rotation speed of variable-rate sprinklers for precision irrigation on square area were given.
通过理论分析，给出方形喷洒域变量施水精确灌溉喷头的射程、流量和转速应服从的变化规律和计算公式。
Because of the same reason, the precision irrigation technology based on plant water requirement as the development trend of water-saving irrigating technology is limited.
同样地，作为节水灌溉技术未来发展趋势的按植物需求精准灌溉控制技术，其理论的完善和技术实现也受制于此。
By introducing the basic concept of precision irrigation system, This paper put forward that VRT (Variable Rate technology) is the pivotal technology of precision irrigation.
本文通过对精准灌溉系统基本概念的论述，提出变量技术是精准灌溉的技术关键。
Standard error map shows that the model predicted water table space high precision irrigation groundwater monitoring Wells within the distribution is more uniform and rational.
地下水位的标准误差预测图表明模型进行地下水位空间预测精度较高，灌区内地下水观测井的分布较为均匀、合理。
The flow measurement precision is very important as water gradually commercialized especially for large flow agriculture irrigation and industry water supply.
水的逐步商品化要求供水计量精度得到保证，特别是大流量的农业灌溉或工业供水尤显重要。
The instrument applied in practice proofed that the instrument can guide peasants when and how much to irrigate. The precision of the instrument can satisfy the requirement of irrigation prediction.
最后对仪器在生产实践中的应用进行了分析，认为该仪器可指导用户进行适时适量灌溉，能满足灌溉预报的精度要求。
All these results could serve as a basis for precision fertilization, irrigation and management in suburb farms.
该成果可为城郊农业的定位施肥、灌溉以及其它的农田精细管理提供依据。
It is shown that this method renders convenient calculation, rational results, high prediction precision, and its outcome can provide reference for groundwater exploitation in irrigation area.
结果显示，该方法计算方便，结果合理，且预测精度较高，可为灌区地下水开采提供参考。
The model has been tested in an irrigation district of Jiangsu province, and the result showed that the model could provide both high precision and good practicability.
以江苏省某灌区为例，对灌区实时灌溉预报模型进行了验证。结果表明，预报精度和应用性得到了较好的统一。
Measurement of soil water content is the basis of implementing water-saving irrigation in precision agriculture.
土壤水分的测量是精细农业中实施节水灌溉的基础。
Measurement of soil water content is the basis of implementing water-saving irrigation in precision agriculture.
土壤水分的测量是精细农业中实施节水灌溉的基础。
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