Autor: H. Hamudikuwanda, N. T. Kusina, O. Nyoni, Michael Chimonyo
Rok vydání: 2000
Předmět:
Zdroj: Tropical Animal Health and Production. 32:405-415
ISSN: 0049-4747
DOI: 10.1023/a:1005285720169
Popis: The reproductive performance of 46 cows in a semi-arid, smallholder farming area of Zimbabwe was monitored for a year. Half the cows were used throughout the monitoring period for various draught purposes, including ploughing and procurement of farm produce for marketing using carts. All the cows lost body weight between July and October, after which the cows that were not worked gained weight until June of the following year. In contrast, the cows that were worked continued to lose body weight until January, throughout the time during which they were used to provide draught power, after which they gained weight. Body weights were significantly higher (p
Databáze: OpenAIRE