共 352 条
- [72] GORING CAI, 1976, DOWN TO EARTH, V32, P14
- [73] GORING CLEVE A. I., 1962, SOIL SCI, V93, P211, DOI 10.1097/00010694-196203000-00010
- [74] GORLITZ H, 1980, ARCH ACKER PFL BODEN, V24, P151
- [75] GOTZ W, 1981, THESIS F WILH U BONN
- [76] GRAY TRG, 1971, U REV BOTANY
- [79] INFLUENCE OF THE FORM OF NITROGEN (NH4 OR NO3) ON THE INCIDENCE OF BLACK SPECK OF CABBAGE [J]. ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE, 1980, 143 (01): : 14 - 25
- [80] HAGEMANN RW, 1980, CALIF AGR, V34, P14