| Дата выпуска | 1932 |
| dc.description | Improvement of Laying-Capacity. Come si può raddoppiare la Produzione invernale di Uova. R. Giuliani, Pollaio Provinciale di Firenze. Rivista Zootecnica, 31 Luglio 1932.In order to decide the influence of a good cock on bad hens, 24 peasant hens were bought in 1930 in the vicinity of Florence. These were divided into 2 groups of 12 each. The average production of the first group amounted to: winterlaying 17.6 eggs, totally 97 eggs. Of the second group these figures were resp. 13.1 and 103. |
| Формат | application.pdf |
| Издатель | Cambridge University Press |
| Копирайт | Copyright © World's Poultry Science Association 1932 |
| Название | Breeding |
| Тип | research-article |
| DOI | 10.1017/S1877965400001652 |
| Print ISSN | 1877-9654 |
| Журнал | International Review of Poultry Science |
| Том | 5 |
| Первая страница | 21 |
| Последняя страница | 23 |
| Выпуск | 1-2 |
