From: Influence of drought stress on afalfa yields and nutritional composition
Crude Protein fraction (CP, %DM) | |||||
---|---|---|---|---|---|
 | Condition | Gold Queen alfalfa | Suntory alfalfa | ||
Early harvest | Late harvest | Early harvest | Late harvest | ||
Spring 2013 | Control | 19.60 ± 0.16a | 18.19 ± 0.15a | 18.45 ± 0.12a | 17.17 ± 0.14a |
Moderate spring drought | 18.43 ± 0.17a | 17.69 ± 0.13a | 17.45 ± 0.62a | 16.17 ± 0.24a | |
Severe spring drought | 17.61 ± 0.17b | 15.61 ± 0.21b | 16.48 ± 0.16b | 14.25 ± 0.19b | |
Control | 20.30 ± 0.23a | 19.63 ± 0.27a | 18.68 ± 0.10a | 18.32 ± 0.15a | |
Moderate summer drought | 18.73 ± 0.05b | 18.32 ± 0.08b | 17.76 ± 0.24b | 17.31 ± 0.15b | |
Severe summer drought | 17.33 ± 0.22c | 15.84 ± 0.35c | 16.43 ± 0.26c | 14.68 ± 0.25c | |
Spring 2014 | Control | 18.98 ± 0.13a | 17.80 ± 0.19a | 17.97 ± 0.13a | 16.78 ± 0.22a |
Early spring severe drought | 20.02 ± 0.25b | 16.17 ± 0.14b | 16.46 ± 0.21b | 14.56 ± 0.16b | |
Late spring severe drought | 18.65 ± 0.30a | 15.82 ± 0.23c | 15.49 ± 0.19b | 13.43 ± 0.24c | |
rainfed | 16.73 ± 0.25c | 15.27 ± 0.28c | 16.21 ± 0.19b | 14.54 ± 0.16b |