Poultry Industry

Poultry Industry

4.11 - 1251 ratings - Source

Heaters were installed at the BOCM research farm and they are still there, operating in a system broadly similar to that ... generates about 600 millivolts of electricity, sufficient to operate a White-Rodgers thermostat over distances of at leastanbsp;...

Title:Poultry Industry
Publisher: - 1971


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