Original language | English |
---|---|
Title of host publication | KARI National Land and Water Management Conference, Nairobi, Kenya, 1999. - [S.l.] : [s.n.], 1999 |
Publication status | Published - 1999 |
Critical phosphorus and potassium soil test values for maize
P.C. Smithson, R.J. Buresh, M. Lijzenga, B.H. Janssen
Research output: Chapter in Book/Report/Conference proceeding › Abstract