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Analysis on the green total factor productivity of pig breeding in China: Evidence from a meta-frontier approach
The pig industry occupies an extremely significant position in agriculture. The input cost, output income and the amount of pollution emitted by pig farming of different scales are unequal. It is of great practical importance to reduce pollutant emission by improving efficiency for the development o...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2022
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9231730/ https://www.ncbi.nlm.nih.gov/pubmed/35749462 http://dx.doi.org/10.1371/journal.pone.0270549 |