OCR Text |
Show I " ' s 1 while the farmer was tinkering with his sprayer and getting ready to spray his barn. The cow suffered no bad effects. At West Virginia university last year the dairy department threw caution to the wind and put 32 pounds of 50 per cent DDT powder In 100 gallons of water then sprayed cows with it. That figures out about 16 per cent for DDT. Most recommendations to date have been under 1 per cent for DDT water sprays on ammals. "There were absolutely no harmful results" the head of the dairy department reported. re-ported. The DDT controlled flies, too. The spray was put on in May, and there were no flies on the cows until the middle of August. |