TY  - RPRT
TI  - A fast method for nitrogen determination in single seeds.
AU  - B Sundqvist
AU  - L Gönczi
PY  - 1974
DO  - 10.1016/0020-708x(74)90095-7
UR  - https://pubmed.ncbi.nlm.nih.gov/4850202/
ID  - 4850202
ER  -