Cargando…
An Assessment of Ammonia Emissions from Dairy Facilities in Pennsylvania
A survey of 715 Holstein dairy farms in Pennsylvania was used to construct demographics for the average Holstein dairy farm. The average Holstein dairy farm was composed of 69 lactating cows; 11 nonlactating, pregnant cows; 44 heifers; and 18 calves. Milk production averaged 27.3 kg (60.0 lb). Crop...
Autores principales: | , , |
---|---|
Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
TheScientificWorldJOURNAL
2001
|
Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6084376/ https://www.ncbi.nlm.nih.gov/pubmed/12805875 http://dx.doi.org/10.1100/tsw.2001.277 |