GOST 30483-1997 Grain. Methods for determination of general and fractional content of extraneous matter and damaged grains; content of small grains and grain size; content of grains attacked by pests; content of metallic particles
1997GOST 30483-1997 Grain. Methods for determination of general and fractional content of extraneous matter and damaged grains; content of small grains and grain size; content of grains attacked by pests; content of metallic particles
1993GOST 13586.6-1993 Grain. Methods for determination of infested grain
1983GOST 13586.4-1983 Grain. Methods for determination of infested grain and its damage
1981GOST 13586.2-1981 Grain. Methods for determination of foreign grain and specially counted foreigen matter, small grains and grain size