Conversion rates

you know all those marvelous books that give you rates to apply amendments-by the ton?

here;s a simple conversion table.

Approximate Application
Rate Conversions

U.S.

3 tons per acre =14 lb. per 100 sq. ft.= 1.25 lb. per sq. yd.

10 tons per acre = 46 lb. per 100 sq. ft. = 4 lb. per sq. yd.

20 tons per acre = 92 lb. per sq. ft. = 8 lb. per sq. yd.