共 50 条
- [1] RECOVERY OF N-15-LABELED FERTILIZERS IN FIELD EXPERIMENTS SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1972, 36 (01): : 82 - +
- [2] RESIDUAL EFFECTS OF N-15-LABELED FERTILIZERS IN A FIELD STUDY SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1972, 36 (01): : 91 - +
- [4] EFFECT OF CULTIVATION ON EVOLUTION OF N-15-LABELED STRAW INCORPORATED IN SOIL AGROCHIMICA, 1979, 23 (01): : 51 - 58
- [5] AVAILABILITY OF NITROGEN IN N-15-LABELED MATURE PEA RESIDUES TO SUBSEQUENT CROPS IN THE FIELD SOIL BIOLOGY & BIOCHEMISTRY, 1994, 26 (04): : 465 - 472
- [7] EXTRACTABILITY OF N-15-LABELED PLANT RESIDUES IN SOIL BY ELECTROULTRAFILTRATION SOIL BIOLOGY & BIOCHEMISTRY, 1995, 27 (11): : 1393 - 1399
- [8] DECOMPOSITION OF N-15-LABELED MICROBIAL-CELLS IN A SOIL COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE III-SCIENCES DE LA VIE-LIFE SCIENCES, 1983, 297 (01): : 51 - &