Proper irrigation drainage is less a problem when sprinklers, drip, and flood-type irrigations are correctly sized and designed.
正确的灌溉排水的问题比较少的时候喷头，滴灌和洪水型灌溉正确大小和设计。
2
The results show that the predicted irrigations are basically correct, so this model is significant to predict irrigations of fruit trees in the productive practice.
结果表明，灌溉的预报基本符合实际情况，所以该模型在生产上有实用价值。
3
The results indicated that the water management measure of frequent irrigations under moderate water deficit at tillering stage could increase the grain yield of rice.