The optimal irrigationtime and period for sunflower were designed.
确定了向日葵最佳灌水次数和灌水时段。
2
It is based on actual evapotranspiration capacity, effective rainfall and water reserve of soil to forecast irrigationtime.
以实际蒸发蒸腾量、有效降雨量和土壤贮水量来预报未来灌水时间。
3
The economic benefit of irrigation and exposing polyethylene mulch after 35 days in the experiment with different exposing polyethylene mulch and irrigationtime was best.