Open Access Research Paper Views (630) Nitrogen and carbon uptake by some Rice cultivars from15NH4Cl and 13C-U-glucose labeling fertilizer Adel Mohamed Ghoneim Int. J. Agron. & Agric. Res. 4(4), 20-27, April 2014. Keywords: 13C-U-glucose, 15N, N and C uptake, Rice cultivars Details