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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