Balance fertilization on platycodon grandiflorum and isatis indigotica fort for high yield and quality

English

IPNI-2001-CHN-AH13

22 May 2002

Methodology

      • 2002: take soil samples from Taihe county, carry out 4-5 field trails to study the rates of N, P, K and OM application for PG and IIF. 2003-2004 will continue the trails based on the result from first year and organize field BF demonstration activities.