Table 1. The nutrient content and details of the 18 experimental diets.
| Protein (%) | Carbohydrate (%) | Fat (%) | Proportion of by-product in feed (%) | Source of by-product or control diet | Experimental round | |
|---|---|---|---|---|---|---|
| By-product diets | Finnamyl Oy |
|||||
| Potato-half a | 30.5 | 51.2 | 4.0 | 10 | 1 | |
| Potato-all a | 30.5 | 52.2 | 4.1 | 20 | 1 | |
| Barley mash-H b | 30.5 | 50.5 | 5.7 | 29 | Honkavuori brewery Oy | 2 |
| Barley mash-M b | 22.5 | 58.0 | 6.5 | 41 | 2 | |
| Barley mash-L b | 15.0 | 66.0 | 5.4 | 20 | 2 | |
| Barley feed-H c | 30.0 | 51.0 | 5.2 | 15 | Altia Oyj | 2 |
| Barley feed-M c | 22.5 | 58.2 | 7.4 | 44 | 2 | |
| Barley feed-L c | 15.0 | 66.0 | 6.5 | 31 | 2 | |
| Broad bean pea-H d | 30.0 | 50.4 | 3.8 | 30 | Karita | 3 |
| Broad bean pea-M d | 22.5 | 58.2 | 3.9 | 30 | 3 | |
| Broad bean pea-L d | 15.0 | 66.0 | 4.2 | 13 | 3 | |
| Turnip rape-H e | 30.0 | 48.4 | 6.3 | 23 | Kankaisten ljykasvit Oy |
3 |
| Turnip rape-M e | 22.5 | 56.8 | 5.9 | 5 | 3 | |
| Turnip rape-L e | 15.0 | 66.0 | 5.0 | 7 | 3 | |
| Control diets | ||||||
| Chicken feed | 15.2 | 56.6 | 4.4 | Milka kanatäysrehu | 1, 2, 3 | |
| Organic chicken feed | 17.9 | 52.3 | 5.5 | Luonnon Punaheltta | 3 | |
| Patton’s modified diet no. 16 | 30.0 | 50.2 | 4.0 | Patton, 1967 | 1 | |
| Patton+vitaminsf | 30.2 | 51.0 | 3.9 | 1 |
H = high-protein (30.5%), M = medium-protein (22.5%), L = low-protein (15.0%).
aBy-product of potato flour production.
bBy-product of beer production.
cBy-product of ethanol production.
dCommonly used plant protein sources in Finland.
eBy-product of rapeseed oil production.
fVitamin mixture Vanderzant and salt mixture Wesson added.