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Ítem Extension of Nitrogen Fixation to Rice - Necessity and Possibilities(Springer) Ladha, J.K.; Reddy, P.M.Ítem Integration of conservation agriculture with best management practices for improving system performance of the rice–wheat rotation in the Eastern Indo-Gangetic Plains of India(Elsevier) Laik, Ranjan; Sharma, Sheetal; Idris, M.; Singh, A.K.; Singh, S.S.; Bhatt, B.P.; Saharawat, Yashpal; Humphreys, E.; Ladha, J.K.Ítem Genotypic variation in nitrogen use efficiency in medium- and long-duration rice(Elsevier) Singh, U.; Ladha, J.K.; Castillo, E.G.; Punzalan, G.; Tirol-Padre, A.; Duqueza, M.Ítem Poultry litter as a nitrogen and phosphorous source for the rice-wheat cropping system(Springer) Yadvinder-Singh; Gupta, R.K.; Thind, H.S.; Bijay-Singh; Varinderpal-Singh; Gurpreet-Singh; Jagmohan-Singh; Ladha, J.K.Ítem Yield and soil nutrient changes in a long-term rice-wheat rotation in India(Wiley) Bhandari, A.L.; Ladha, J.K.; Pathak, H.; Padre, A.T.; Dawe, D.; Gupta, R.K.Ítem Antigenic Relationship of N2-Fixing Pseudomonas Strain H8 to Various Known Cultures and Rice Rhizosphere Isolates Studied By Indirect Enzyme-Linked Immunosorbent Assay (ELISA)(Canadian Science Publishing) Barraquio, W.L.; Ladha, J.K.; Yao, H.Q.; Watanabe, I.Ítem Antigenic Analysis of Anabaena azollae and the Role of Lectin in The Azolla Anabaena Symbiosis(Wiley) Ladha, J.K.; Watanabe, I.Ítem Placement effects on rice residue decomposition and nutrient dynamics on two soil types during wheat cropping in rice-wheat system in Northwestern India(Springer) Yadvinder-Singh; Gupta, R.K.; Jagmohan-Singh; Gurpreet-Singh; Gobinder-Singh; Ladha, J.K.Ítem Effect of NPK on Growth and Nitrogen Fixation of Sesbania rostrata As a Green Manure for Lowland Rice (Oryza sativa L.)(Springer) Becker, M.; Diekmann, K.H.; Ladha, J.K.; De Datta, S.K.; Ottow, J. C. G.Ítem Global nitrogen budgets in cereals: A 50-year assessment for maize, rice, and wheat production systems(Springer) Ladha, J.K.; Tirol-Padre, A.; Reddy, C.K.; Cassman, K.G.; Verma, Sudhir; Powlson, D.S.; van Kessel, C.; de B. Richter, Daniel; Chakraborty, Debashis; Pathak, Himanshu