1 documents found
Head: Волкогон Віталій Васильович. SSU EN 13654-1Soil improvers and growing media.Determination of nitrogen. Part 1. Modified Kjeldahl method (EN 13654-1:2001, IDT)..
Institute of Agricultural Microbiology and Agro-industrial Manufacture of National Academy of Agrarian Sciences. № 0112U006244
1 documents found
Updated: 2026-03-22
