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Hammer mill versus roller mill grinding of corn for commercial egg layers j.Simmons usda, agricultural research service, south central poultry research laboratory, mississippi state, mississippi 39762 received for publication december 12, 1988 abstract three trials were conducted to determine differences in particle size characteristics of corn.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.