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Table 2 Crude protein fraction (%DM) of alfalfa in Experiment I, grown under drought stress during spring (top) and during summer (middle), and in Experiment II (bottom). Means of 4 analyses per plot are shown

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
  1. *Superscripts indicate significant differences (P < 0.01) per column. Identical superscripts per column indicate there was no significant difference. The same applies to all other tables