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Ramakrishnan, P. S. (2007) Traditional forest knowledge and sustainable forestry: A North-East India perspective Forest Ecology and Management, 249 (1-2). pp. 91-99. ISSN 0378-1127

Ramakrishnan, P. S. (2007) Sustainable agriculture and food security China Report, 43 (2). pp. 219-229. ISSN 0009-4455

Ramakrishnan, P. S. (2007) Sustainable mountain development: The Himalayan tragedy Current Science, 92 (3). pp. 308-316. ISSN 0011-3891

Maikhuri, R. K. ; Rao, K. S. ; Patnaik, S. ; Saxena, K. G. ; Ramakrishnan, P. S. (2003) Assessment of vulnerability of forests, meadows and mountain ecosystems due to climate change ENVIS Bulletin : Himalayan Ecology, 11 (2). pp. 1-9. ISSN 0971-7447

Sinha, Bhaskar ; Bhadauria, Tunira ; Ramakrishnana, P. S. ; Saxena, K. G. ; Maikhuri, R. K. (2003) Impact of landscape modification on Earthworm diversity and abundance in the Hariyali sacred landscape, Garhwal Himalaya Pedobiologia, 47 (4). pp. 357-370. ISSN 0031-4056

Ramakrishnan, P. S. (2003) Linking natural resource management with sustainable development of traditional mountain societies Tropical Ecology, 44 (1). pp. 43-54. ISSN 0564-3295

Ramakrishnan, P. S. (2001) Increasing population and declining biological resources in the context of global change and globalization Journal of Biosciences, 26 (4). pp. 465-479. ISSN 0250-5991

Lambin, Eric F. ; Turner, B. L. ; Geist, Helmut J. ; Agbola, Samuel B. ; Angelsen, Arild ; Bruce, John W. ; Coomes, Oliver T. ; Dirzo, Rodolfo ; Fischer, Gunther ; Folke, Carl ; George, P. S. ; Homewood, Katherine ; Imbernon, Jacques ; Leemans, Rik ; Li, Xiubin ; Moran, Emilio F. ; Mortimore, Michael ; Ramakrishnan, P. S. ; Richards, John F. ; Skanes, Helle ; Steffen, Will ; Stone, Glenn D. ; Svedin, Uno ; Veldkamp, Tom A. ; Vogel, Coleen ; Xu, Jianchu (2001) The causes of land-use and land-cover change: moving beyond the myths Global Environmental Change, 11 (4). pp. 261-269. ISSN 0959-3780

Ramakrishnan, P. S. ; Kushwaha, S. P. S. (2001) Secondary forests of the Himalaya with emphasis on the North-Eastern hill region of India Journal of Tropical Forest Science, 13 (4). pp. 727-747. ISSN 0128-1283

Bhadauria, T. ; Ramakrishnan, P. S. ; Srivastava, K. N. (2000) Diversity and distribution of endemic and exotic earthworms in natural and regenerating ecosystems in the Central Himalayas, India Soil Biology and Biochemistry, 32 (14). pp. 2045-2054. ISSN 0038-0717

Ramakrishnan , P. S. (2000) An integrated approach to land use management for conserving agroecosystem biodiversity in the context of global change International Journal of Agricultural Resources, Governance and Ecology, 1 (1). pp. 56-67. ISSN 1462-4605

Ramakrishnan, P. S. (1998) Ecology, economics and ethics: Some key issues relevant to natural resource management in developing countries International Journal of Social Economics, 25 (2-3-4). 207 - 225. ISSN 0306-8293

Ramakrishnan , P. S. (1998) Sustainable development, climate change and tropical rain forest landscape Climatic Change, 39 (2-3). pp. 583-600. ISSN 0165-0009

Bhadauria, Tuneera ; Ramakrishnan, P. S. ; Srivastava, K. N. (1997) Population dynamics of earthworms during crop rotation under rainfed agriculture in Central Himalayas, India Applied Soil Ecology, 6 (3). pp. 205-215. ISSN 0929-1393

Bhadauria, Tunira ; Ramakrishnan, P. S. (1996) Role of earthworms in nitrogen cycling during the cropping phase of shifting agriculture (Jhum) in North-East India Biology and Fertility of Soils, 22 (4). pp. 350-354. ISSN 0178-2762

Chandrashekara, U. M. ; Ramakrishnan, P. S. (1994) Successional patterns and gap phase dynamics of a humid tropical forest of the Western Ghats of Kerala, India: ground vegetation, biomass, productivity and nutrient cycling Forest Ecology and Management, 70 (1-3). pp. 23-40. ISSN 0378-1127

Ramakrishnan, P. S. (1994) Rehabilitation of degraded lands in India: ecological and social dimensions Journal of Tropical Forest Science, 7 (1). pp. 39-63. ISSN 0128-1283

Chandrashekara, U. M. ; Ramakrishnan, P. S. (1994) Vegetation and gap dynamics of a tropical wet evergreen forest in the Western Ghats of Kerala, India Journal of Tropical Ecology, 10 (3). pp. 337-354. ISSN 0266-4674

Chandrashekara, U. M. ; Ramakrishnan, P. S. (1993) Gap phase regeneration of tree species of differing successional status in a humid tropical forest of Kerala, India Journal of Biosciences, 18 (2). pp. 279-290. ISSN 0250-5991

Chandrashekara, U. M. ; Ramakrishnan, P. S. (1993) Germinable soil seed bank dynamics during the gap phase of a humid tropical forest in the Western Ghats of Kerala, India Journal of Tropical Ecology, 9 (4). pp. 455-467. ISSN 0266-4674

Khiewtam, R. S. ; Ramakrishnan, P. S. (1993) Litter and fine root dynamics of a relict sacred grove forest at Cherrapunji in North-Eastern India Forest Ecology and Management, 60 (3-4). pp. 327-344. ISSN 0378-1127

Maikhuri, R. K. ; Ramakrishnan, P. S. (1991) Comparative analysis of the village ecosystem function of different tribes living in the same area in Arunachal Pradesh in North-Eastern India Agricultural Systems, 35 (4). pp. 377-399. ISSN 0308-521X

Bhadauria, Tuneera ; Ramakrishnan, P. S. (1991) Population dynamics of Earthworms and their activity in forest ecosystems of North-East India Journal of Tropical Ecology, 7 (3). pp. 305-318. ISSN 0266-4674

Maikhuri, R. K. ; Ramakrishnan, P. S. (1990) Ecological analysis of a cluster of villages emphasising land use of different tribes in Meghalaya in North-East India Agriculture, Ecosystems & Environment, 31 (1). pp. 17-37. ISSN 0167-8809

Kumar, Anil ; Ramakrishnan, P. S. (1990) Energy flow through an Apatani village ecosystem of Arunachal Pradesh in Northeast India Human Ecology, 18 (3). pp. 315-336. ISSN 0300-7839

Gangwar, A. K. ; Ramakrishnan, P. S. (1990) Ethnobiological notes on some tribes of Arunachal Pradesh, Northeastern India Economic Botany, 44 (1). pp. 94-105. ISSN 0013-0001

Gangwar, A. K. ; Ramakrishnan, P. S. (1989) Cultivation and use of lesser-known plants of food value by tribals in North-East India Agriculture, Ecosystems & Environment, 25 (2-3). pp. 253-267. ISSN 0167-8809

Patnaik, Suprava ; Ramakrishnan, P. S. (1989) Comparative study of energy flow through village ecosystems of two co-existing communities (the Khasis and the Nepalis) of Meghalaya in North-East India Agricultural Systems, 30 (3). pp. 245-267. ISSN 0308-521X

Baruah, U. ; Ramakrishnan, P. S. (1989) Phenology of the shrub strata of successional sub-tropical humid forests of North-Eastern India Plant Ecology, 80 (1). pp. 63-67. ISSN 1385-0237

Ram, Subhash C. ; Ramakrishnan, P. S. (1988) Hydrology and soil fertility of degraded grasslands at Cherrapunji in Northeastern India Environmental Conservation, 15 (1). pp. 29-35. ISSN 0376-8929

Ramakrishnan, P. S. ; Ram, Subhash C. (1988) Vegetation, biomass and productivity of seral grasslands of Cherrapunji in North-East India Plant Ecology, 74 (1). pp. 47-53. ISSN 1385-0237

Swamy, P. S. ; Ramakrishnan, P. S. (1987) Contribution of Mikania micrantha during secondary succession following slash-and-burn agriculture (jhum) in North-East India II. Nutrient cycling Forest Ecology and Management, 22 (3-4). pp. 239-249. ISSN 0378-1127

Rao, K. S. ; Ramakrishnan, P. S. (1987) Comparative analysis of the population dynamics of two bamboo species, Dendrocalamus hamiltonii and Neohouzeua dulloa, in a successional environment Forest Ecology and Management, 21 (3-4). pp. 177-189. ISSN 0378-1127

Swamya, P. S. ; Ramakrishnan, P. S. (1987) Weed potential of Mikania micrantha H.B.K., and its control in fallows after shifting agriculture (Jhum) in North-East India Agriculture, Ecosystems & Environment, 18 (3). pp. 195-204. ISSN 0167-8809

Shukla, R. P. ; Ramakrishnan, P. S. (1984) Biomass allocation strategies and productivity of tropical trees related to successional status Forest Ecology and Management, 9 (4). pp. 315-324. ISSN 0378-1127

Ramakrishnan, P. S. (1984) The science behind rotational bush fallow agriculture system (jhum) Proceedings of the Indian Academy of Sciences, Section B, 93 (3). pp. 379-400. ISSN 0370-0097

Mishra, B. K. ; Ramakrishnan, P. S. (1984) Nitrogen budget under rotational bush fallow agriculture (jhum) at higher elevations of Meghalaya in North-Eastern India Plant and Soil, 81 (1). pp. 37-46. ISSN 0032-079X

Ramakrishnan , P. S. (1984) The need to conserve silent valley and tropical rain-forest ecosystems in India Environmental Conservation, 11 (2). pp. 170-171. ISSN 0376-8929

Mishra, B. K. ; Ramakrishnan, P. S. (1983) Slash and burn agriculture at higher elevations in North-Eastern India. I. Sediment, water and nutrient losses Agriculture, Ecosystems & Environment, 9 (1). pp. 69-82. ISSN 0167-8809

Mishra, B. K. ; Ramakrishnan, P. S. (1983) Slash and burn agriculture at higher elevations in North-Eastern India. II. Soil fertility changes Agriculture, Ecosystems & Environment, 9 (1). pp. 83-96. ISSN 0167-8809

Boojh, Ram ; Ramakrishnan, P. S. (1982) Growth strategy of trees related to successional status I. Architecture and extension growth Forest Ecology and Management, 4 (4). pp. 359-374. ISSN 0378-1127

Boojh, Ram ; Ramakrishnan, P. S. (1982) Growth strategy of trees related to successional status II. Leaf dynamics Forest Ecology and Management, 4 (4). pp. 375-386. ISSN 0378-1127

Toky, O. P. ; Ramakrishnan, P. S. (1982) A comparative study of the energy budget of hill agro-ecosystems with emphasis on the slash and burn system (JHUM) at lower elevations of North-Eastern India Agricultural Systems, 9 (2). pp. 143-154. ISSN 0308-521X

Mishra, B. K. ; Ramakrishnan, P. S. (1982) Energy flow through a village ecosystem with slash and burn agriculture in North-Eastern India Agricultural Systems, 9 (1). pp. 57-72. ISSN 0308-521X

Shukla, R. P. ; Ramakrishnan, P. S. (1982) Phenology of trees in a sub-tropical humid forest in North-Eastern India Plant Ecology, 49 (2). pp. 103-109. ISSN 1385-0237

Toky, O. P. ; Ramakrishnan, P. S. (1981) Cropping and yields in agricultural systems of the North-Eastern hill region of India Agro-Ecosystems, 7 (1). pp. 11-25. ISSN 0304-3746

Toky, O. P. ; Ramakrishnan, P. S. (1981) Run-off and infiltration losses related to shifting agriculture (jhum) in Northeastern India Environmental Conservation, 8 (4). pp. 313-321. ISSN 0376-8929

Ramakrishnan, P. S. ; Toky, O. P. (1981) Soil nutrient status of hill agro-ecosystems and recovery pattern after slash and burn agriculture (Jhum) in North-Eastern India Plant and Soil, 60 (1). pp. 41-64. ISSN 0032-079X

Kapoor, Promila ; Ramakrishnan, P. S. (1978) Mortal and plastic responses of pure and mixed populations of wheat and Chenopodium album L. at two levels of nutrition Proceedings of the Indian Academy of Sciences, Section B, 87 (8). pp. 243-253. ISSN 0370-0097

Ramakrishnan, P. S. ; Kanta, C. (1976) Reproductive strategies within the species Euphorbia hirta L. related to soil moisture and compaction Proceedings of the Indian Academy of Sciences, Section B, 84 (6). pp. 226-230. ISSN 0370-0097

Kapoor, Promila ; Ramakrishnan, P. S. (1975) Studies on crop-legume behaviour in pure and mixed stands Agro-Ecosystems, 2 (1). pp. 61-74. ISSN 0304-3746

Kapoor, Promila ; Ramakrishnan, P. S. (1975) Weed-crop behaviour in pure and mixed stands of maize and Echinochloa colona link Proceedings of the Indian Academy of Sciences, Section B, 82 (5). pp. 175-194. ISSN 0370-0097

Ramakrishnan, P. S. (1973) Individual behaviour of some legumes in monocultures related to growth rate Proceedings of the Indian Academy of Sciences, Section B, 78 (5). pp. 212-221. ISSN 0370-0097

Ramakrishnan, P. S. ; Jeet, Nirmal (1972) Competitive relationships existing between two closely related species of Argemone living in the same area Oecologia, 9 (3). pp. 279-288. ISSN 0029-8549

Ramakrishnan, P. S. (1960) Ecology of Echinochloa colonum link Proceedings of the Indian Academy of Sciences, Section B, 52 (3). pp. 73-90. ISSN 0370-0097