Table 1 Effects of altitude, harvesting stages and their interactions on plant morphological characteristics of brizantha grass ecotypes

Eth. 13726

 Altitude

  Low

59.39^a

24.71^ab

4.64^b

18.61^ab

  Mid

56.97^a

33.67^a

5.51^a

19.38^a

  High

36.86^b

20.67^b

4.08^b

13.89^b

  Sig

**

*

**

*

 Harvesting stages

  60

26.69^b

17.89^b

3.97^b

14.29^b

  90

56.83^a

25.07^ab

4.58^b

17.23^ab

  120

69.69^a

36.09^a

5.69^a

20.36^a

  Mean

51.07

26.35

4.74

17.29

  SE

7.39

3.40

0.33

1.29

  Sig

***

*

**

*

Eth. 13809

 Altitude

  Low

56.40

35.77^a

4.77^a

20.17^b

  Mid

52.99

35.07^a

4.52^a

23.89^a

  High

45.03

29.72^b

3.78^b

16.27^c

  Sig

NS

*

*

**

 Harvesting stages

  60

33.14^b

25.13^b

3.62b

17.52^b

  90

53.01^a

29.86^b

4.29b

19.84^ab

  120

68.27^a

45.56^a

5.16a

22.97^b

  Mean

51.47

33.52

4.36

20.11

  SE

5.52

3.26

0.27

1.38

  Sig

**

***

**

*

Eth. 1377

 Altitude

  Low

65.72^a

25.09^b

5.48

18.01^a

  Mid

62.91^a

32.14^a

5.07

17.39^a

  High

47.57^b

30.93^a

4.48

13.25^b

  Sig

**

**

NS

**

 Harvesting stages

  60

47.89^c

18.54^c

3.80^b

12.97^c

  90

58.75^b

26.36^b

4.84^ab

16.72^b

  120

69.56^a

43.25^a

6.39^a

18.96^a

  Mean

58.73

29.38

5.01

16.22

  SE

4.29

3.83

0.44

1.16

  Sig

**

***

*

***