共 9 条
[1]
BORDELEAU LM, 1976, METHOD TESTING LEGUM
[3]
BROOKS CR, 1963, NASNRC53 HIGHW RES R, P30
[4]
NODULATION AND NITROGEN FIXATION BY VIGNA-SINENSIS AND VICIA-ATROPURPUREA - INFLUENCE OF CONCENTRATION, FORM, AND SITE OF APPLICATION OF COMBINED NITROGEN
[J].
AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH,
1970, 21 (01)
:45-+
[5]
ISTA, 1966, P INT SEED TEST ASSN, V31, P1
[6]
KAY BL, 1976, 77 U CAL AGR PROG RE
[7]
VARTHA EW, 1969, 16 TUSS GRASSL MT LA, P45
[8]
Vincent J.M., 1965, SOIL NITROGEN, P384
[9]
WIEBE HH, 1971, 484 UT AGR EXP STN B