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Table 4 Ingestive behavior of cows within alfalfa and tall fescue patches of three different size spaced with three different distances between patches. between patches.

From: Resource heterogeneity and foraging behaviour of cattle across spatial scales

 

Patch size

Distance between patches

 

Small

Medium

Large

1 m

4 m

8 m

Dry matter intake (g)

      

   Alfalfa

18.3 ± 2.4c

35.9 ± 2.3b

58.47 ± 2.2a

35.8 ± 2.3

36.5 ± 2.2

40.4 ± 2.4

   Fescue

10.2 ± 4.7c

23.0 ± 4.5b

32.5 ± 4.3a

17.9 ± 4.4

21.8 ± 4.3

26.0 ± 4.6

Bites cropped

      

   Alfalfa

11.1 ± 1.2c

25.6 ± 1.2b

37.1 ± 1.1a

22.1 ± 1.2b

24.5 ± 1.1ab

27.2 ± 1.2a

   Fescue

10.7 ± 3.8c

27.6 ± 3.6b

36.6 ± 3.4a

19.5 ± 3.5b

25.8 ± 3.4ab

29.6 ± 3.7a

Residence time (s)

      

   Alfalfa

15.3 ± 1.5c

34.2 ± 1.4b

46.9 ± 1.3a

28.8 ± 1.4b

32.4 ± 1.3ab

35.3 ± 1.5a

   Fescue

13.9 ± 4.2c

34.6 ± 4.0b

47.8 ± 3.9a

25.5 ± 3.9b

34.2 ± 3.8ab

36.6 ± 4.2a

Feeding stations (FS)

      

   Alfalfa

2.1 ± 0.2c

4.5 ± 0.2b

6.5 ± 0.2a

4.3 ± 0.2

4.5 ± 0.2

4.4 ± 0.2

   Fescue

2.0 ± 0.2c

4.3 ± 0.2b

6.3 ± 0.2a

4.0 ± 0.2b

4.3 ± 0.2ab

4.6 ± 0.2a

Bites per FS

      

   Alfalfa

5.1 ± 0.4

5.7 ± 0.4

5.7 ± 0.4

5.0 ± 0.4

5.5 ± 0.4

6.0 ± 0.4

   Fescue

5.2 ± 0.5

6.2 ± 0.5

5.8 ± 0.5

4.6 ± 0.5b

5.8 ± 0.4ab

6.7 ± 0.5a

Bite weight (g)

      

   Alfalfa

1.65 ± 0.12a

1.42 ± 0.12b

1.57 ± 0.12ab

1.61 ± 0.12

1.50 ± 0.12

1.53 ± 0.12

   Fescue

0.97 ± 0.10

0.82 ± 0.10

0.87 ± 0.10

0.95 ± 0.10

0.85 ± 0.10

0.86 ± 0.10

Biting rate (bites/min)

      

   Alfalfa

43.3 ± 1.5b

44.8 ± 1.3ab

47.5 ± 1.2a

44.7 ± 1.3

45.2 ± 1.2

45.7 ± 1.5

   Fescue

47.2 ± 2.1

47.6 ± 1.9

46.1 ± 1.7

45.8 ± 1.9

46.2 ± 1.7

48.9 ± 2.1

Intake Rate (g/min)

      

   Alfalfa

71.5 ± 5.7ab

63.7 ± 5.6b

74.4 ± 5.5a

72.3 ± 5.5

67.9 ± 5.4

69.4 ± 5.7

   Fescue

46.2 ± 5.7

39.3 ± 5.7

39.6 ± 5.6

43.4 ± 5.7

39.8 ± 5.6

41.9 ± 5.7

  1. Main effect least square means with different superscript are significantly different according to LSD 0.05. There were no significant interactions between patch sizes and distances