共 10 条
[1]
Beaufils E.R., 1973, SOIL SCI B U NATAL, V1
[5]
Small H.G., 1973, SOIL TESTING PLANT A, P315
[8]
SUMNER ME, 1974, 7TH P INT C PLANT AN, V2, P437
[9]
1988, FIELD CROP REPORTING, V67, P4
[10]
3358901D RES STAT CO