EVALUATION METHOD FOR COATED FERTILIZER, AND QUALITY CONTROL METHOD FOR COATED FERTILIZER

摘要

PROBLEM TO BE SOLVED: To provide an evaluation method for a coated fertilizer by which the difference of the evaluation of coloring degree between checkers hardly occurs and the quantity or ratio of damaged products is precisely grasped, and to provide a quality control method for the coated fertilizer.;SOLUTION: The coated fertilizer prepared by coating the surface of the fertilizer particle with a coating film material is evaluated by dipping the coated fertilizer into a pH indicator solution.;COPYRIGHT: (C)2005,JPO&NCIPI