共 17 条
[1]
Bauer W. D., 1985, Nitrogen fixation research progress, P247
[2]
Bergerson FJ., 1980, METHODS EVALUATING B
[4]
DAHIYA JS, 1981, 1980 P INT WORKSH PI, V2, P373
[5]
DUDEJA SS, 1988, BIOL FERT SOILS, V7, P63, DOI 10.1007/BF00260734
[6]
DUDEJA SS, 1989, IN PRESS SOIL BIOL B
[7]
THE INFECTION OF CLOVER ROOT HAIRS BY NODULE BACTERIA STUDIED BY A SIMPLE GLASS SLIDE TECHNIQUE
[J].
JOURNAL OF GENERAL MICROBIOLOGY,
1957, 16 (02)
:374-&
[8]
FRINGS JFJ, 1976, THESIS MEDEDELINGEN
[9]
KAPIL RN, 1971, PHYTOMORPHOLOGY, V21, P192
[10]
KHURANA AL, 1981, 1980 P INT WORKSH PI, V2, P381