4.1.4 4 ( , 2549) .

(American Brahman) ( 2.30-2.31)

2.30 : (...)

2.31 : (2552)

. ( 2.32-2.33) )

(Charolais) (Aberdeen Angus)

2.32 : (2556)

2.33 : (2556)

2-3 1-1.5 ( 2.34-2.35)

2.34 : (...)

2.35 : (...)

( 2.36)

2.36 : U.K. Agriculture (n.d.)

3 1 25% 25% 50% 2 12.5% 25% 62.5%

( 3) 2.8

2.8 2542-2551 () : (2556)

. (Pasturized) U.H.T. (Ultra High Temperature) (Sterilized)

(..2.37-2.38)

2.37 : (...)

2.38 : (2553)

.. 2503

- . . .. 2504 9 16 .. 2505 ( 2.39)

.. 2529

.. 2530 ... ... .. 2531 . . (.) 200 . . . 100

"" .. 2536

25-30 (...) (...)

2.39 - : (2555)

89.6 20 80

1) (Holstein Friesian)

2)

3) ...

4)

5) 30-40% ...

6) 40 ... 2 5

7) (Anaplasmosis) (Babesiosis) (Mastitis)

3.5

7,000-8,000

8) (silage) (hay)

2.9

2.9 2542-2551 () : (2556)

1) (raw milk) 3 (colostrum)

2) (whole fresh milk) 4 ()

1) (pasteurized milk) 63 o 30 72o 6 5 o 4o 3 (whole fresh milk )

2) (sterilized milk) 100o 7 3) (concentrate sterilized milk)

4) (U.H.T. = Ultra heat treated mik Ultra high temperature milk) 133o C 1

(whole fresh milk) 1) (milk powder)

- (instant full creamed milk powder) - (whole milk powder) (whole fresh milk) 26

- (skimmed milk powder) 1.5

2) U.H.T

3) (condensed milk) (whole milk)

() 87.0 (82.0-89.0), (fat) 3.7 (2.5-6.0) Casein 2.8 (2.3-4.0),Lactalbumin+Lactoglobulin 0.7 (0.4-0.8), Lactose 4.9 (3.5-6.0), Minerals 0.7 (0.6-0.75) , 2

. (fancy cattle) (Hindu Brazil) 10 ( 2.39-2.42)

2.40 : (2552)

2.41 : (2555)

2.42 : (2554)

2.43 : (2556)