Show increase milk with C electrical beibers deicers higher b production can be secured with control of all the problems which livestock farmers face during the win ter er one of the most annoying is if the task ask of preventing ice from ceat jig ing the surface of their stock tanks an adequate year round water supply Is essential to enable dairy cows to continue top milk production and to maintain economical gains on beef cattle and hogs bogs A pressure water system will do the job most of the year but what about those freezing months farmers now are facing the following results of tests conducted d uc t c d by b y purdue P u r d ue u university n i v e rs ity help h e 1 p la 1 n a approaching p r 0 ac h in g t the h e pr problem b b 1 e m 7 there b e r e i Is s I 1 no advantage in actually warming water tor for stock the maintenance of nn an ice free drinking hole Is sufficient water under pressure alimi I 1 ates the necessity of having large capacity storage tanks given these findings agricultural fengi engineers have turned to electricity as a means of overcoming winter stock tank worries research has shown that electric heaters with wattages rated as low as are capable of keeping ice tree holes boles open in small tanks without difficulty among newly developed electric stock tank heaters operating at low cost is a device which Is designed to float on the surface of the water it con consist sisti of a hollow metal disk encircled by a heating element and containing a thermostat tests show that it can keep a recommended om orn drinking hole open in temperatures tar far below zero |