共 6 条
- [1] Symbiotic N2 fixation in 30 field-grown cowpea (Vigna unguiculata L. Walp.) genotypes in the Upper West Region of Ghana measured using 15N natural abundance Biology and Fertility of Soils, 2010, 46 : 191 - 198
- [4] Assessment of N2 fixation in 32 cowpea (Vigna unguiculata L. Walp) genotypes grown in the field at Taung in South Africa, using 15N natural abundance AFRICAN JOURNAL OF BIOTECHNOLOGY, 2011, 10 (55): : 11450 - 11458
- [5] UPTAKE RATE OF NITROGEN FROM SOIL AND FERTILIZER, AND N DERIVED FROM SYMBIOTIC FIXATION IN COWPEA (Vigna unguiculata (L.) WALP.) AND COMMON BEAN (Phaseolus vulgaris L.) DETERMINED USING THE 15N ISOTOPE REVISTA BRASILEIRA DE CIENCIA DO SOLO, 2009, 33 (04): : 895 - 905