1. Allen, S.E. (1989). Chemical Analysis of Ecological Material, 2nd Edition, Blackwell Scientific, Oxford
2. Alzard, D. and Becker, M. (1987). Aeschynomene as green manure for rice. Plant and Soil 1021: 141-142 https://doi.org/10.1007/BF02371043
3. Bellakki, M.A. and Badanur, V.P. (1997). Long term effect of integrated nutrients management on properties of vertisol under dry land agriculture. J. Ind. Soc. Soil Sci. 45 (3): 438-442
4. Borthakur, D.N. (1992). Agriculture of North Eastern Region with Special Reference to Hill Agriculture. Beecee Prakashan Guwahati, India
5. Chaphale, S.D. and Badole, W.P. (1999). Effect of green manuring and NPK combinations on soil health and yield of rice (Oryza sativa L.). Ind. J. Agro. 44 (3):448-451
6. Constantinides, M. and Fownes, J. H. (1993). Nitrogen mineralization patterns of leaf-twing mixture from tropical leguminous trees. Agroforestry System 24: 223-231 https://doi.org/10.1007/BF00705623
7. Duhan , B.S., Kumar, V. , Singh, N. and Kher, A. P. (2001). Effect of green manuring on the yield and uptake of potassium rice. Crop. Res. 22 (3): 330-334
8. Jackson, M.L. (1973). Soil Chemical Analysis. Prentice Hall of India Pvt. Ltd. New Delhi
9. Kumar, A. and Mathew, J. (1994). Timing of green leaf manuring in presence and absence of liming on the growth, yield and nutrient uptake in transplanted rice (Oryza sativa). Ind. J. Agrono. 39 (3): 630-633
10. Lal, R. (1991). Myths and Scientific realities of agroforestry as a strategy for sustainable management of soils in tropics. Adv. Soil Sci. 15: 91-13 https://doi.org/10.1007/978-1-4612-3030-4_3
11. Mujiyati and Supriyadi (2009). Effect of manure and NPK to increase soil bacterial population of Azotobacter and Azospirillum in chilli (Capsicum annum) cultivation. Bioscience 1: 59-64 https://doi.org/10.13057/nusbiosci/n010202
12. Mukherjee, A. and Singh, Y. (2001). Influence of crop residue management and green manuring on growth attributes of transplanted rice (Oryza sativa L.) Environ. & Ecol. 19: 833-835
13. Palm, C.A. and Rowland, A.P. (1997). Chemical characterization of Plant Quality for Decomposition. In: Cadisch G and Giller KE (eds) Driven by Nature: Plant litter quality and decomposition Cab International, Walling ford, England, pp.379-392
14. Raju, R.A. and Reddy, M.N. (2000). Integrated management of green leaf , compost, crop residues and inorganic fertilizers in rice–rice (Oryza sativa L.) system . Ind. J. Agron. 45 (4): 629-635
15. Ramakrishnan, P.S. (1992). Shifting Agriculture and Sustainable Development of North Eastern India. UNESCO-MAB series, Paris, Parthenon Publis. Carnsforth, Lancaster, U.K.
16. Sah, R.R., Rai, R.K. and Mukharjee , P.K. (2000). Effect of green manure dhaincha (Sesbania acuelata) and phosphorus on growth yield and phosphorus uptake by wheat. Ind. J. Soil Cons. 29 (2): 143-147
17. Sharma, R.P. and Verma, T.S. (2000). Effect of long-term Lantana -addition on soil phosphorus fractions crop yields and phosphorus uptake in rice –wheat cropping in North-West Himalaya acid alfisols. J. Ind. Soc. Soil Sci. 48 (1): 107-112
18. Sharma, S., Dev, S.P. and Rameshwar, S. (2000). Effect of green manuring of sunhemp (Crotolaria juncea L.) on rice yields, nitrogen turnover and soil properties. Crop Res. 19 (3): 418-423
19. Singh, J., Baruah, A. and Bora, I.P. (2004). Effect of green manuring an inorganic fertilizer on soil properties and yield of rice. J. Non Tim. For. Prod. 11(3): 231-237
20. Singh, N.B. and Verma, K.K. (1999). Integrated nutrient management in rice-wheat crop sequences. Oryza 36 (2): 171-172
21. Sri Ramachandrasekharam, M.V. (2002). Effect of organic manures on the nutrient uptake, yield and nutrient use efficiency in lowland rice. J. Ecob. 13: 143-147
22. Vaiyapuri, V.M., Ravichandra, M.V. and Sekharan, S.C. (1998) Effect of graded levels of Sesbania speciosa with time of N application on growth and yield in rice- rice sequence. Ann. Agr. Res. 19 (1): 1-3