abstract |
TENACIOUS COATINGS OF FERTILIZER SUPPLEMENTS ARE APPLIED TO GRANULAR HIGH ANALYSIS FERTILIZERS, BY ADDING, IN ORDER, MINOR AMOUNTS OF MINERAL OIL AND OF AQUEOUS CALCIUM LIGNOSULFONATE AND THEN SUBSTANTIAL AMONTS OF FERTILIZER SUPPLEMENTS, MAINTAINING THE GRANULES IN MOTION DURING AND AFTER ADDITION UNTIL THE ADDED MATERIAL UNIFORMLY COATS THE GRANULES. |