表3. AAFCO nutrient profiles for dog foods
Nutrient
| Units DM basis
| Growth and reproduction minimum
| Adult maintenance minimum
| Maximum
| 1974 Nrc recommended minimum
| Protein1 Arginine
Histidine
Isoleucine
Leucine
Lysine
Methionine-cystine
Phenylalanine-tyrosine
Threonine
Tryptophan
Valine
Fat
Linoleic acld
| % %
%
%
%
%
%
%
%
%
%
%
%
| 22.0 0.62
0.22
0.45
0.72
0.77
0.53
0.89
0.58
0.20
0.48
8.0
1.0
| 18.00 0.51
0.18
0.37
0.59
0.63
0.43
0.73
0.48
0.16
0.39
5.0
1.0
| | 22.0
5.0
1.0
| Minerals Calcium
Phosphorus
Ca:P ratio
Potassium
Sodium
Chloride
Magnesium
Iron
Copper
Manganese
Zinc
Iodine
Selenium
| %
%
%
%
%
5
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
| 1.0
0.8
1:1
0.6
0.3
0.45
0.04
80
7.3
5.0
120
1.5
0.11
| 0.6
0.5
1:1
0.6
0.06
0.09
0.04
80
7.3
5.0
120
1.5
0.11
| 2.5
1.6
2:1
0.3
3,000
250
1,000
50
2
| 1.1
0.9
0.6
0.44
0.66
0.04
60
7.3
5.0
50
1.54
0.11
| Vitamins A
D
E
Thiamine
Riboflavin
Niacin
Pyridoxine
Folic acid
Vitamin B12
Choline
| IU/KG
IU/KG
IU/KG
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
| 5,000
500
50
1.0
2.2
10
11.4
1.0
0.18
0.022
1,200
| 5,000
500
50
1.0
2.2
10
11.4
1.0
0.18
0.022
1,200
| 50,000
5,000
1,000
| 5,000
500
50
1.0
2.2
10
11.4
1.0
0.18
0.022
1,200
| Mote:Presumes an energy density of 3.5 kcal ME/g DM. rations greater than 4.0 kcal/g should corrected for energy density. |
1992 FEEDSTUFFS REFERENCE ISSUE
其次,談到到底應(yīng)給多少量的寵物食品給我們的愛(ài)犬呢?這就牽涉到熱能的問(wèn)題了。我們都知道動(dòng)物的熱能需求量,會(huì)隨著各種因素而變化。愛(ài)犬也不例外,例如體重、年齡、氣溫、生長(zhǎng)階段、被毛多寡以及運(yùn)動(dòng)量等的影響,這不只是指示我們正確的寵物食品的使用方法,同時(shí)也是寵物食品公司如何設(shè)計(jì)食品的重要指標(biāo)。茲以體重大小為例,提示如下:
※維持用的熱能需求
|