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  1. drip irrigation system design goal

(1) Irrigation quality: irrigation volume, uniformity

(2) Operation management: easy management and maintenance

(3) Economic type: one-time cost, operating cost

  1. drip irrigation system design soil wetting ratio parameter (%)
Crops Drip irrigation Micro sprinkler irrigation
Fruit tree 25 – 40 40 – 60
Grapes, melons 30 – 50 40 – 70
Vegetables 60 – 90 70 -100
Grain, cotton, oil and other crops 60 – 90

drip irrigation system design Water consumption intensity (mm / d)

Crops Drip irrigation Micro sprinkler irrigation
Grapes, Fruit tree, melons 3 – 7 4 – 8
Vegetables (outdoor) 4 – 7 5 – 8
Grain, cotton, oil and other crops 4 – 7
Vegetables (Protected area) 2 – 4

Drip irrigation system diagram

  1. Drip irrigation system design parameter

Irrigation water utilization coefficient should not be lower than 0.9;

Micro sprinkler irrigation, Yongquan irrigation should not be less than 0.85;

The daily working hours should not be greater than 22h;

The deviation rate of the design flow of the irrigation device should not be greater than 20%;

  1. Drip irrigation system diagramDrip irrigation system diagram

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