1. The Production of Nature
... have controlled as much as 90 percent of broiler production in the U.S. As Boyd highlights, the poultry science that opened this market flourished during the 1910s and 1920s, accelerating rapidly after the Second World War. Table1 highlights the dramatic biological changes that have occurred, increasing productivity substantially. As can be seen, between 1935 and 1995 the ... 3.8 4.2 4.7 Days required to reach market weight 112 95 73 N/A 56 N/A 47 Feed conversion ratio 4.4 3.8 2.9 2.5 2.1 2 1.9 Source: Boyd, 2001:637 Numerous technological innovations were adopted to generate these rath...
- Word Count: 4113
- Approx Pages: 16
- Has Bibliography