Recommend when to roll or unroll greenhouse film based on temperature, wind speed and humidity, supporting greenhouse climate control and crop protection.
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Roll-up vent criteria | Open when ΔRH > 10% | NY/T 610 |
| Dew point control | T_dew approximation | ASABE D270.5 |
| Cold damage margin | ΔT ≤ 3-5 °C | NY/T 610 |
️ 大棚卷膜时间建议器。农业种植工具,帮助计算种植参数与产量。