Table 1 Description of Series W, G and L
Series | Experimental period | Trial number | Fixed test conditions | Varying test conditions | Dose levels | |
|---|---|---|---|---|---|---|
Test factor | Levels | |||||
W | May–June 2015 | 4 | Laying time: 20 min Light: natural light | Water volume | 4 ml 5 ml 6 ml | C D0.1µl D1µl |
G | June–August 2015 | 8 | Water volume: 6 ml Light: natural light | Laying time | 1 min 20 min 40 min 60 min | C D0.1µl D1µl |
L | September–November 2015 | 6 | Water volume: 6 ml Laying time: 40 min | Light | FL 100 Lux FL 500 Lux FL 1000 Lux FL 1500 Lux Natural light | C D1µl |