8 mg, Vitamin B
3
– 60 mg, Vitamin B
4
– 400 mg, Vitamin B
5
– 12 mg, Vitamin B
6
– 4
mg, Vitamin B
12
– 0.01 mg, Vitamin Вc – 2 mg, Vitamin H – 0.20 mg; At 23-42 days
of age: Mn – 100 mg, Zn – 100 mg, Fe – 40 mg, Cu – 15 mg, Se – 0.3 mg, I – 1.0 mg,
Vitamin A – 10 thousand IU, Vitamin E – 50 mg, Vitamin D
3
– 5,000 IU, Vitamin K
3
– 3 mg, Vitamin B
1
– 2 mg, Vitamin B
2
– 8 mg, Vitamin B
3
– 50 mg, Vitamin B
4
– 350
mg, Vitamin B
5
– 12 mg, Vitamin B
6
– 3 mg, Vitamin B
12
– 0.01 mg, Vitamin В
c
– 1.5
mg, Vitamin H – 0.12 mg.
Table 2 Composition of compound feed and its nutritional value
Composition, %
Content in 100 g
1-10 days
11-22 days
23-42 days
Corn
55.0
54.0
59.5
Soybean meal
33.0
31.5
22.0
Sunflower shrot
4.0
7.0
10.0
Fish flour
3.0
-
-
Vegetable oil
1.0
3.0
4.0
Limestone
1.0
1.5
1.5
Premix
3.0
3.0
3.0
Analysis
Exchange energy, kcal
300.00
308.00
317.00
Raw protein
22.00
19.00
18.94
Crude fiber
4.27
4.70
4.66
Lizin
1.20
1.10
1.05
Methionine
0.61
0.58
0.58
Calcium
1.00
0.96
0.90
Phosphorus
0.80
0.77
0.72
Sodium
0.20
0.17
0.16
After analyzing the results of the conducted scientific and economic experiment,
it was found that the body weight of the experimental chicken broilers varied
depending on the feed factor (source and level of microelements – Mn, Zn, Fe, Cu) in
the mixed fodders (Table 3).
Table 3 Body weight of broiler chickens, g
Age,
days
Group
SEM
Р
(ANOVA)
1
2
3
4
5
1
44.4
44.9
44.9
44.5
44.0
0.446
0.588
7
174.9
175.1
176.9
178.0
175.6
1.620
0.627
14
422.3
428.9
431.8
441.2
*
427.0
5.295
0.132
21
888.3
904.8
903.9
921.6
**
906.3
8.287
0.088
28
1460.2
1498.2
*
1493.9
1507.7
**
1499.9
*
12.094
0.056
35
2101.9
2156.1
*
2136.5
2173.2
**
2153.9
*
16.807
0.037
42
2779.5
2839.4
*
2816.8
2847.8
**
2832.4
*
18.171
0.069
*
р<0,05;
**
p<0,01 in relation to the first group
Body weight of broiler chickens at the 1- and 7-day age did not significantly
change in the experimental groups. From the 14th day of age, the probable difference
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