Missouri limestone quality : what is ENM? (1986)
Missouri limestone quality : what is ENM? (1986) Buchholz, Daryl D. View/ Open. g9107-1986.pdf (10.50Mb) Date 1986. Format. Document. Metadata ... To measure the ability to reduce acidity, a rating system was developed. This rating system is called effective neutralizing material (ENM). It is rated per ton of agricultural lime.
