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Ramu, Karri and Watanabe, T and Uchino, H and Sahrawat, K L and Wani, S P and Ito, O (2012) Fertilizer induced nitrous oxide emissions from Vertisols and Alfisols during sweet sorghum cultivation in the Indian semi-arid tropics. Science of the Total Environment, 438. pp. 9-14. ISSN 0048-9697
Gopalakrishnan, S and Watanabe, T and Pearse, S J and Ito, O and Hossain, Z A K M and Subbarao, G V (2009) Biological nitrification inhibition by Brachiaria humidicola roots varies with soil type and inhibits nitrifying bacteria, but not other major soil microorganisms. Soil Science and Plant Nutrition, 55 (5). pp. 725-733.
Uchino, H and Watanabe, T and Ramu, K and Sahrawat, K L and Marimuthu, S and Wani, S P and Ito, O (2015) Dynamics of Fertilizer Nitrogen Applied to Sweet Sorghum (Sorghum bicolor (L.) Moench) in the Semi-Arid Tropics. Japan Agricultural Research Quarterly, 49 (04). pp. 409-418. ISSN 2185-8896
Watanabe, T and Venkata, S P and Sahrawat, K L and Wani, S P and Ito, U (2015) Acidification in Rhizospheric Soil of Field-Grown Sorghum Decreases Nitrification Activity. Japan Agricultural Research Quarterly, 49 (03). pp. 245-253. ISSN 2185-8896
Uchino, H and Watanabe, T and Ramu, Karri and Sahrawat, K L and Marimuthu, S and Wani, S P and Ito, O (2013) Calibrating Chlorophyll Meter (Spad-502) Reading by Specific Leaf Area for Estimating Leaf Nitrogen Concentration in Sweet Sorghum. Journal of Plant Nutrition, 36 (10). pp. 1640-1646. ISSN 0190-4167