1 材料与方法
1.1 试验材料
1.2 试验设计
1.3 指标测定
1.3.1 生长性能
1.3.2 血液生理生化指标
1.3.3 器官指数
1.3.4 组织器官病理学观察
1.4 数据统计
2 结果与分析
2.1 二甲酸钾对肉鸡生长性能的影响
表1 饲粮中添加二甲酸钾对肉鸡生长性能的影响Table 1 Effects of supplementing potassium diformate in diet on growth performance of broiler chickens |
| 项目 Items | 平均日增重 ADG/g | 平均日采食量 ADFI/g | 料重比 F/G | |
|---|---|---|---|---|
| 性别Sex | 组别Groups | |||
| 公鸡Cocks | 0(对照control) | 59.86a | 93.75ab | 1.565b |
| 4 g/kg | 63.75a | 98.76a | 1.549b | |
| 40 g/kg | 47.12b | 87.58b | 1.881a | |
| SEM | 1.912 | 1.894 | 0.051 | |
| P值P-value | <0.001 | 0.038 | 0.005 | |
| 母鸡Hens | 0(对照control) | 57.77a | 88.14 | 1.534b |
| 4 g/kg | 60.67a | 93.18 | 1.535b | |
| 40 g/kg | 45.99b | 89.75 | 1.957a | |
| SEM | 1.721 | 1.392 | 0.064 | |
| P值P-value | <0.001 | 0.340 | <0.001 | |
| 主效应分析Main effect analysis | ||||
添加量 Addition level | 0(对照control) | 58.05ab | 90.91b | 1.566b |
| 4 g/kg | 62.27a | 96.04a | 1.542b | |
| 40 g/kg | 46.62b | 88.73c | 1.903a | |
性别Sex | 公鸡Cocks | 56.93 | 93.46 | 1.642 |
| 母鸡Hens | 54.87 | 90.42 | 1.648 | |
P值P-value | 添加量Addition level | <0.001 | 0.025 | <0.001 |
| 性别Sex | 0.087 | 0.165 | 0.837 | |
| 添加量×性别Addition level×sex | 0.799 | 0.240 | 0.651 | |
同列数据肩标不同小写字母表示差异显著(P<0.05),相同字母或无字母表示差异不显著(P>0.05)。下表同。 | |
In the same column, values with different small letter superscripts mean significant difference (P<0.05), while with the same or no letter superscripts mean no significant difference (P>0.05). The same as below. |
2.2 二甲酸钾对肉鸡血常规指标的影响
表2 饲粮中添加二甲酸钾对肉鸡21日龄血常规指标的影响Table 2 Effects of supplementing potassium diformate in diet on blood routine indexes of broiler chickens at 21 days of age |
| 项目 Items | 白细胞数量 White blood cell amount/ (×109个/L) | 淋巴细 胞比例 Leukomonocyte ratio/% | 中间细 胞比例 Intermediate cell ratio/% | 粒细胞 比例 Granulocyte ratio/% | 红细胞数量 Red Blood cell amount/ (×109个/L) | 血红蛋白 Hemoglobin/ (g/L) | 红细胞 压积 Hematocrit/ % | 血小板数量 Platelet count/ (×109个/L) | 血小板压积 Plateletcrit/ (L/L) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 性别Sex | 组别Group | ||||||||||
| 公鸡Cocks | 0(对照Control) | 131.3 | 44.90 | 13.80 | 41.4 | 2.60c | 98 | 25.2 | 23.3 | 0.026 | |
| 4 g/kg | 134.6 | 42.90 | 13.50 | 43.6 | 2.80b | 105 | 27.4 | 30.7 | 0.035 | ||
| 40 g/kg | 136.4 | 42.70 | 14.00 | 43.2 | 3.01a | 106 | 27.4 | 27.7 | 0.030 | ||
| SEM | 1.541 | 1.291 | 0.232 | 1.493 | 0.074 | 1.935 | 0.505 | 1.793 | 0.002 | ||
| P值P-value | 0.457 | 0.801 | 0.728 | 0.847 | 0.007 | 0.177 | 0.129 | 0.272 | 0.231 | ||
| 母鸡Hens | 0(对照Control) | 120.3 | 55.20 | 14.40a | 30.4 | 2.47 | 93 | 24.0 | 19.7 | 0.022 | |
| 4 g/kg | 128.4 | 48.60 | 14.10a | 37.3 | 2.92 | 113 | 28.2 | 20.7 | 0.023 | ||
| 40 g/kg | 135.7 | 42.20 | 13.80b | 44.0 | 2.93 | 98 | 26.6 | 27.3 | 0.030 | ||
| SEM | 3.086 | 2.483 | 0.093 | 2.554 | 0.157 | 6.167 | 1.505 | 2.089 | 0.002 | ||
| P值P-value | 0.110 | 0.076 | 0.030 | 0.068 | 0.449 | 0.433 | 0.580 | 0.299 | 0.375 | ||
| 主效应分析Main effect analysis | |||||||||||
添加量 Addition level | 0(对照Control) | 125.8b | 50.05 | 14.07 | 35.9 | 2.54 | 95 | 24.6 | 21.5 | 0.024 | |
| 4 g/kg | 131.5ab | 45.72 | 13.82 | 40.5 | 2.86 | 109 | 27.8 | 25.7 | 0.029 | ||
| 40 g/kg | 136.1a | 42.45 | 13.93 | 43.6 | 2.97 | 102 | 27.0 | 27.5 | 0.030 | ||
性别Sex | 公鸡Cocks | 134.1 | 43.49b | 13.78 | 42.7 | 2.81 | 103 | 26.7 | 27.2 | 0.031 | |
| 母鸡Hens | 128.1 | 48.66a | 14.10 | 39.2 | 2.77 | 102 | 26.2 | 22.6 | 0.025 | ||
| P值P-value | 添加量Addition level | 0.044 | 0.064 | 0.734 | 0.079 | 0.115 | 0.252 | 0.296 | 0.193 | 0.241 | |
| 性别Sex | 0.063 | 0.049 | 0.233 | 0.050 | 0.845 | 0.852 | 0.806 | 0.096 | 0.088 | ||
| 添加量×性别 Addition level×sex | 0.378 | 0.206 | 0.384 | 0.203 | 0.811 | 0.581 | 0.867 | 0.333 | 0.313 | ||
表3 饲粮中添加二甲酸钾对肉鸡42日龄血常规指标的影响Table 3 Effects of supplementing potassium diformate in diet on blood routine indexes of broiler chickens at 42 days of age |
| 项目 Items | 白细胞数量 White blood cell amount/ (×109个/L) | 淋巴细 胞比例 Leukomonocyte ratio/% | 中间细 胞比例 Intermediate cell ratio/% | 粒细胞 比例 Granulocyte ratio/% | 红细胞 数量 Red Blood cell amount/ (×109个/L) | 血红蛋白 Hemoglobin/ (g/L) | 红细胞 压积 Hematocrit/ % | 血小板数量 Platelet count/ (×109个/L) | 血小板压积 Plateletcrit/ (L/L) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 性别Sex | 组别Group | ||||||||||
| 公鸡Cocks | 0(对照Control) | 127.8 | 49.7 | 14.1 | 36.2 | 2.71 | 96.1 | 24.2 | 24.0a | 0.026a | |
| 4 g/kg | 127.2 | 53.5 | 14.6 | 31.9 | 2.81 | 101.5 | 25.5 | 21.0a | 0.023a | ||
| 40 g/kg | 129.0 | 48.3 | 13.8 | 37.9 | 2.78 | 95.3 | 24.2 | 14.0b | 0.015b | ||
| SEM | 2.342 | 1.801 | 0.213 | 1.922 | 0.060 | 2.461 | 0.006 | 2.502 | 0.003 | ||
| P值P-value | 0.963 | 0.545 | 0.312 | 0.481 | 0.822 | 0.653 | 0.658 | 0.023 | 0.024 | ||
| 母鸡Hens | 0(对照Control) | 132.2 | 47.4 | 14.3 | 38.3 | 2.81 | 100.0 | 24.9 | 29.3a | 0.031a | |
| 4 g/kg | 130.7 | 50.0 | 14.6 | 35.4 | 2.93 | 104.0 | 25.8 | 21.3b | 0.023b | ||
| 40 g/kg | 129.7 | 51.6 | 14.6 | 30.7 | 2.92 | 95.0 | 25.8 | 20.3b | 0.020b | ||
| SEM | 1.120 | 1.680 | 0.100 | 1.480 | 0.040 | 1.710 | 0.002 | 1.990 | 0.002 | ||
| P值P-value | 0.721 | 0.652 | 0.418 | 0.089 | 0.537 | 0.098 | 0.138 | 0.015 | 0.028 | ||
| 主效应分析Main effect analysis | |||||||||||
添加量 Addition level | 0(对照Control) | 130.0 | 48.6 | 14.2 | 37.2 | 2.76 | 98.0 | 24.5 | 26.7 | 0.029a | |
| 4 g/kg | 129.0 | 51.8 | 14.6 | 33.6 | 2.87 | 102.0 | 25.7 | 21.2 | 0.023ab | ||
| 40 g/kg | 129.4 | 50.0 | 14.2 | 34.3 | 2.85 | 95.0 | 25.0 | 17.2 | 0.018b | ||
性别Sex | 公鸡Cocks | 128.0 | 50.5 | 14.2 | 35.3 | 2.77 | 97.0 | 24.6 | 19.7 | 0.021 | |
| 母鸡Hens | 130.9 | 49.7 | 14.5 | 34.8 | 2.89 | 100.0 | 25.5 | 23.7 | 0.025 | ||
| P值P-value | 添加量Addition level | 0.958 | 0.622 | 0.237 | 0.814 | 0.514 | 0.179 | 0.422 | 0.052 | 0.033 | |
| 性别Sex | 0.345 | 0.755 | 0.155 | 0.417 | 0.166 | 0.386 | 0.218 | 0.182 | 0.275 | ||
| 添加量×性别 Addition level×sex | 0.872 | 0.541 | 0.379 | 0.155 | 0.985 | 0.850 | 0.716 | 0.659 | 0.726 | ||
2.3 二甲酸钾对肉鸡血清生化指标的影响
表4 饲粮中添加二甲酸钾对肉鸡21日龄血清生化指标的影响Table 4 Effects of supplementing potassium diformate in diet on serum biochemical indices of broiler chickens at 21 days of age |
| 项目 Items | 谷丙转氨酶 Alanine aminotransferase/ (U/L) | 谷草转氨酶 Aloacetic transaminase/ (U/L) | 碱性磷酸酶 Alkaline phosphatase/ (×103 U/L) | 总蛋白 Total protein/ (g/L) | 白蛋白 Albumin/ (g/L) | 球蛋白 Globulin/ (g/L) | 尿素 Urea/ (mmol/L) | 尿酸 Uric acid/ (μmol/L) | 葡萄糖 Glucose/ (mmol/L) | 总胆红素 Total bilirubin/ (μmol/L) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 性别Sex | 组别Group | |||||||||||
| 公鸡Cocks | 0(对照Control) | 2.73 | 231 | 14.82 | 30.5 | 15.07 | 15.5 | 1.75b | 111a | 11.6 | 3.39 | |
| 4 g/kg | 3.83 | 234 | 12.73 | 27.7 | 13.63 | 14.1 | 1.90b | 115a | 12.4 | 3.41 | ||
| 40 g/kg | 3.67 | 255 | 12.18 | 33.7 | 16.43 | 17.2 | 2.93a | 100b | 13.0 | 2.98 | ||
| SEM | 0.475 | 6.984 | 1.403 | 1.312 | 0.581 | 1.033 | 0.222 | 2.543 | 0.641 | 0.692 | ||
| P值P-value | 0.662 | 0.345 | 0.771 | 0.183 | 0.138 | 0.517 | 0.030 | 0.012 | 0.742 | 0.231 | ||
| 母鸡Hens | 0(对照Control) | 2.40 | 259 | 8.27 | 26.7 | 13.53 | 13.2 | 1.99 | 107 | 11.2 | 6.15 | |
| 4 g/kg | 2.03 | 265 | 9.05 | 26.8 | 13.63 | 13.1 | 1.88 | 110 | 8.9 | 7.86 | ||
| 40 g/kg | 1.77 | 213 | 11.24 | 29.8 | 15.43 | 14.3 | 2.14 | 97 | 14.3 | 5.79 | ||
| SEM | 0.161 | 21.602 | 1.604 | 0.752 | 0.421 | 0.602 | 0.103 | 2.312 | 1.301 | 1.022 | ||
| P值P-value | 0.211 | 0.689 | 0.771 | 0.145 | 0.253 | 0.102 | 0.820 | 0.341 | 0.544 | 0.778 | ||
| 主效应分析Main effect analysis | ||||||||||||
添加量 Addition level | 0(对照Control) | 2.57 | 245 | 11.55 | 28.6ab | 14.30b | 14.3 | 1.87b | 109a | 11.4 | 4.77 | |
| 4 g/kg | 2.93 | 249 | 10.89 | 27.2b | 13.63b | 13.6 | 1.89b | 112a | 10.7 | 4.44 | ||
| 40 g/kg | 2.72 | 234 | 11.70 | 31.7a | 15.93a | 15.8 | 2.53a | 99b | 13.6 | 4.38 | ||
性别Sex | 公鸡Cocks | 3.41a | 240 | 13.24 | 30.6a | 15.04 | 15.6 | 2.19 | 109 | 12.3 | 6.47 | |
| 母鸡Hens | 2.07b | 246 | 9.52 | 27.8b | 14.20 | 13.5 | 2.01 | 105 | 11.5 | 6.60 | ||
| P值P-value | 添加量Addition level | 0.856 | 0.867 | 0.956 | 0.044 | 0.020 | 0.377 | 0.017 | 0.019 | 0.231 | 0.616 | |
| 性别Sex | 0.028 | 0.810 | 0.139 | 0.048 | 0.173 | 0.128 | 0.313 | 0.132 | 0.554 | 0.781 | ||
| 添加量×性别 Addition level×sex | 0.436 | 0.397 | 0.631 | 0.587 | 0.889 | 0.808 | 0.091 | 0.263 | 0.371 | 0.146 | ||
表5 饲粮中添加二甲酸钾对肉鸡42日龄血清生化指标的影响Table 5 Effects of supplementing potassium diformate in diet on serum biochemical indices of broiler chickens at 42 days of age |
| 项目 Items | 谷丙转氨酶 Alanine aminotransferase/ (U/L) | 谷草转氨酶 Aloacetic transaminase/ (U/L) | 碱性磷酸酶 Alkaline phosphatase/ (×103U/L) | 总蛋白 Total protein/ (g/L) | 白蛋白 Albumin/ (g/L) | 球蛋白 Globulin/ (g/L) | 尿素 Urea/ (mmol/L) | 尿酸 Uric acid/ (μmol/L) | 葡萄糖 Glucose/ (mmol/L) | 总胆红素 Total bilirubin/ (umol/L) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 性别Sex | 组别Group | |||||||||||
公鸡Cocks | 0(对照Control) | 16.57 | 297 | 6.27 | 28.6 | 13.43 | 15.10 | 2.18 | 155 | 12.10 | 6.51 | |
| 4 g/kg | 14.53 | 352 | 6.80 | 28.7 | 14.07 | 14.63 | 1.88 | 195 | 16.22 | 3.70 | ||
| 40 g/kg | 12.97 | 319 | 2.95 | 35.8 | 16.57 | 19.22 | 1.64 | 245 | 12.54 | 2.71 | ||
| SEM | 1.061 | 20.873 | 1.082 | 1.385 | 0.627 | 0.961 | 0.153 | 21.105 | 0.965 | 0.897 | ||
| P值P-value | 0.342 | 0.891 | 0.363 | 0.083 | 0.058 | 0.198 | 0.157 | 0.397 | 0.219 | 0.149 | ||
母鸡Hens | 0(对照Control) | 13.83 | 343 | 5.53 | 31.9 | 16.20 | 15.70 | 1.90 | 124 | 13.80 | 4.65 | |
| 4 g/kg | 13.40 | 360 | 4.68 | 29.7 | 13.77 | 15.90 | 1.75 | 114 | 13.00 | 5.88 | ||
| 40 g/kg | 17.30 | 327 | 5.64 | 43.2 | 14.80 | 28.40 | 2.09 | 101 | 16.50 | 6.84 | ||
| SEM | 1.152 | 53.433 | 0.634 | 4.536 | 0.497 | 4.628 | 0.102 | 12.745 | 0.874 | 0.696 | ||
| P值P-value | 0.362 | 0.809 | 0.838 | 0.489 | 0.109 | 0.502 | 0.809 | 0.401 | 0.257 | 0.231 | ||
| 主效应分析Main effect analysis | ||||||||||||
添加量 Addition level | 0(对照Control) | 15.20 | 320 | 5.90 | 30.3 | 14.82 | 15.40 | 2.04 | 140 | 12.90 | 5.58 | |
| 4 g/kg | 13.97 | 356 | 5.74 | 29.2 | 13.92 | 15.30 | 1.82 | 155 | 14.60 | 3.29 | ||
| 40 g/kg | 15.13 | 323 | 4.29 | 39.5 | 15.68 | 23.80 | 1.86 | 173 | 14.50 | 4.77 | ||
性别Sex | 公鸡Cocks | 14.69 | 323 | 5.34 | 31.0 | 14.69 | 16.30 | 1.90 | 198 | 13.60 | 4.31 | |
| 母鸡Hens | 14.84 | 343 | 5.28 | 34.9 | 14.92 | 20.00 | 1.91 | 113 | 14.40 | 4.79 | ||
P值P-value | 组别Group | 0.533 | 0.832 | 0.561 | 0.249 | 0.435 | 0.321 | 0.403 | 0.530 | 0.493 | 0.176 | |
| 性别Sex | 0.704 | 0.341 | 0.995 | 0.566 | 0.499 | 0.517 | 0.170 | 0.880 | 0.437 | 0.422 | ||
| 组别×性别Group×sex | 0.202 | 0.878 | 0.343 | 0.711 | 0.008 | 0.691 | 0.142 | 0.265 | 0.090 | 0.063 | ||
2.4 二甲酸钾对肉鸡器官指数的影响
表6 饲粮中添加二甲酸钾对肉鸡器官指数的影响Table 6 Effects of supplementing potassium diformate in diet on organ indexes of broiler chickens at 42 days of age |
| 项目 Items | 心脏 Heart | 肝脏 Liver | 脾脏 Spleen | 肺脏 Lungs | 肾脏 Kidney | 胸腺 Thymus gland | 胰腺 Pancreas | 嗉囊 Crop | 腺胃 Proventriculus | 肌胃 Gizzard | 十二指肠 Duodenum | 空肠 Jejunum | 回肠 Ileum | 盲肠 Cecum | 直肠 Rectum | 法氏囊 Bursa of Fabricius | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 性别Sex | 组别Group | |||||||||||||||||
| 公鸡Cocks | 0(对照Control) | 4.21 | 18.03 | 1.15 | 4.53 | 5.70 | 3.32 | 1.99 | 2.84 | 5.72 | 7.75 | 8.59 | 13.79 | 9.06 | 3.97 | 1.31 | 0.58 | |
| 4 g/kg | 4.39 | 19.04 | 1.10 | 4.63 | 5.54 | 2.95 | 2.18 | 2.79 | 5.73 | 7.88 | 6.28 | 11.78 | 9.92 | 4.22 | 1.52 | 0.70 | ||
| 40 g/kg | 5.19 | 24.54 | 1.14 | 6.12 | 5.64 | 2.83 | 2.18 | 3.10 | 5.53 | 8.26 | 8.50 | 13.93 | 12.92 | 5.04 | 1.30 | 0.60 | ||
| SEM | 0.212 | 1.511 | 0.083 | 0.354 | 0.745 | 0.442 | 0.113 | 0.245 | 0.138 | 0.251 | 0.644 | 0.975 | 1.116 | 0.297 | 0.101 | 0.043 | ||
| P值P-value | 0.101 | 0.168 | 0.980 | 0.196 | 0.265 | 0.561 | 0.766 | 0.556 | 0.422 | 0.386 | 0.273 | 0.663 | 0.376 | 0.316 | 0.677 | 0.462 | ||
| 母鸡Hens | 0 | 4.79 | 18.90 | 1.09 | 5.75 | 5.67 | 2.82 | 2.41 | 3.26 | 5.38 | 8.24 | 6.90 | 13.85 | 10.26 | 4.23 | 1.29 | 0.74 | |
| 4 g/kg | 5.67 | 19.96 | 1.34 | 5.58 | 6.03 | 3.22 | 3.07 | 3.78 | 5.44 | 8.70 | 8.56 | 15.43 | 12.35 | 4.37 | 1.59 | 0.72 | ||
| 40 g/kg | 4.75 | 22.43 | 1.27 | 5.04 | 5.64 | 3.31 | 2.27 | 3.33 | 5.36 | 8.08 | 7.76 | 12.75 | 11.59 | 4.60 | 1.57 | 0.55 | ||
| SEM | 0.268 | 0.947 | 0.076 | 0.267 | 0.538 | 0.345 | 0.194 | 0.277 | 0.196 | 0.368 | 0.576 | 0.617 | 0.424 | 0.155 | 0.063 | 0.052 | ||
| P值P-value | 0.287 | 0.323 | 0.293 | 0.586 | 0.232 | 0.863 | 0.182 | 0.761 | 0.612 | 0.438 | 0.553 | 0.215 | 0.102 | 0.172 | 0.396 | 0.236 | ||
| 主效应分析Main effect analysis | ||||||||||||||||||
添加量 Addition level | 0(对照Control) | 4.50 | 18.47 | 1.12 | 5.14 | 5.69 | 3.07 | 2.20 | 3.05 | 5.55 | 7.99 | 7.74 | 13.82 | 9.66 | 4.10 | 1.30 | 0.66 | |
| 4 g/kg | 5.03 | 19.50 | 1.22 | 5.10 | 5.79 | 3.08 | 2.63 | 3.28 | 5.59 | 8.29 | 7.42 | 13.61 | 11.14 | 3.95 | 1.55 | 0.71 | ||
| 40 g/kg | 4.97 | 23.49 | 1.20 | 5.58 | 5.64 | 3.07 | 2.23 | 3.21 | 5.45 | 8.17 | 8.13 | 13.34 | 12.26 | 4.82 | 1.43 | 0.58 | ||
性别Sex | 公鸡Cocks | 4.60 | 20.54 | 1.13 | 5.09 | 5.63 | 3.03 | 2.12 | 2.91 | 5.66 | 7.96 | 7.79 | 13.17 | 10.64 | 4.41 | 1.38 | 0.63 | |
| 母鸡Hens | 5.07 | 20.43 | 1.23 | 5.46 | 5.78 | 3.12 | 2.59 | 3.46 | 5.39 | 8.34 | 7.74 | 14.01 | 11.40 | 4.16 | 1.48 | 0.67 | ||
| P值 P-value | 添加量 Addition level | 0.132 | 0.948 | 0.375 | 0.366 | 0.154 | 0.865 | 0.340 | 0.165 | 0.122 | 0.121 | 0.955 | 0.489 | 0.514 | 0.408 | 0.410 | 0.470 | |
| 性别Sex | 0.303 | 0.053 | 0.722 | 0.555 | 0.694 | 0.899 | 0.200 | 0.869 | 0.767 | 0.580 | 0.793 | 0.946 | 0.217 | 0.062 | 0.280 | 0.207 | ||
| 添加量×性别 Addition level×sex | 0.891 | 0.676 | 0.561 | 0.325 | 0.402 | 0.689 | 0.308 | 0.697 | 0.903 | 0.226 | 0.173 | 0.262 | 0.414 | 0.475 | 0.631 | 0.387 | ||
2.5 二甲酸钾对肉鸡组织器官病理学影响
2.5.1 肠道组织病理学观察
图1 饲粮中添加二甲酸钾对42日龄肉鸡肠道组织的影响图A1/A3、B1/B3、C1/C3和D1/D3分别代表对照组公鸡/母鸡的十二指肠、空肠、回肠和盲肠的组织形态。图A2/A4、B2/B4、C2/C4和D2/D4分别代表40 g/kg二甲酸钾组公鸡/母鸡的十二指肠、空肠、回肠和盲肠的组织形态。 Fig.1 Effects of supplementing potassium diformate in diet on intestinal tissue of broiler chickens at 42 days of age (100×) FiguresA1/A3, B1/B3, C1/C3, and D1/D3 respectively represent the tissue morphology of the duodenum, jejunum, ileum, and cecum in the control group of cocks/hens, respectively. Figures A2/A4, B2/B4, C2/C4, and D2/D4 represent the tissue morphology of the duodenum, jejunum, ileum, and cecum in the 40 g/kg potassium diformate group of cocks/hens, respectively. |
2.5.2 心脏、肝脏、脾脏、肺脏和肾脏组织病理学观察
图2 饲粮中添加二甲酸钾对42日龄肉鸡心脏、肝脏、脾脏、肺和肾脏组织的影响图F1/F3、G1/G3、H1/H3和I1/I3分别代表对照组公鸡/母鸡的心脏、肝脏、脾脏、肺脏和肾脏的组织形态。图F2/F4、G2/G4、H2/H4和I2/I4分别代表40 g/kg二甲酸钾组公鸡/母鸡的心脏、肝脏、脾脏、肺脏和肾脏的组织形态。 Fig.2 Effects of supplementing potassium diformate in diet on heart, liver, spleen, lung and kidney tissues of broiler chickens at 42 days of age (100×) FiguresF1/F3, G1/G3, H1/H3, and I1/I3 represent the tissue morphology of the heart, liver, spleen, lungs, and kidneys of the control group of cocks/hens, respectively. Figures F2/F4, G2/G4, H2/H4, and I2/I4 represent the tissue morphology of the heart, liver, spleen, lung, and kidney of the 40 g/kg potassium diformate group of cocks/hens, respectively. |
2.5.3 肌胃、腺胃、胸腺、胰腺和嗉囊组织病理学观察
图3 饲粮中添加二甲酸钾对42日龄肉鸡肌胃、腺胃、胸腺、胰腺和嗉囊组织的影响图J1/J3、K1/K3、L1/L3、M1/M3和N1/N3分别代表对照组公鸡/母鸡的肌胃、腺胃、胸腺、胰腺和嗉囊组织形态。图J2/J4、K2/K4、L2/L4、M1/M3和N2/N4分别代表40 g/kg二甲酸钾组公鸡/母鸡的肌胃、腺胃、胸腺、胰腺和嗉囊组织形态。 Fig.3 Effects of supplementing potassium diformate in diet on gizzard, glandular stomach, thymus, pancreas and crop tissue of broiler chickens at 42 days of age (100×) FiguresJ1/J3, K1/K3, L1/L3, M1/M3, and N1/N3 represent the tissue morphology of the muscle stomach, glandular stomach, thymus, pancreas, and crop of the control group of cocks/hens, respectively. Figures J2/J4, K2/K4, L2/L4, M1/M3, and N2/N4 represent the tissue morphology of the muscular stomach, glandular stomach, thymus, pancreas, and crop in the 40 g/kg potassium diformate group of cocks/hens, respectively. |

京公网安备 11010802041926号