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Schleif, Robert F.;Wensink, Pieter C. 1981. Practical methods in molecular biology : xiii, 220.
Schlieper, Carl 1972. Research methods in marine biology : xiii, 356.
Schmitt, Russell J. , Craig W. Osenberg (Eds)  Russell J. Schmitt , Craig W. Osenberg 1996. Detecting Ecological Impacts : 401.
Robertson, David 1991. Eco-logic : logic-based approaches to ecological modelling : 243.
Robertson, G. Philip, D. C. Coleman, C. S. Bledsoe, P. Sollins  Robertson, G. Philip, D. C. Coleman, C. S. Bledsoe, P. Sollins 1999. Standard Soil Methods for Long-Term Ecological Research 2nd volume in series: 480.
Rochat, Hervé;Martin-Eauclaire, Marie-France 2000. Animal toxins : facts and protocols : xi, 365.
Rodda, Gordon H. 1999. Problem snake management : the habu and the brown treesnake : xix, 534.
Rødseth, Tor 1998. Models for multispecies management : 246.
Roger , Manuel J. Reigosa 2001. Handbook of Plant Ecophysiology Techniques
Rolstadêas, A.;International Federation for Information Processing. 1995. Benchmarking : theory and practice : x, 396.
Rosenzweig, Michael L.;Patil, Ganapati P. 1979. Contemporary quantitative ecology and related ecometrics : xxiii, 695.
Rosswall, T.;International Biological Programme. Swedish National Committee.;Statens naturvetenskapliga forskningsrêad (Sweden). Ekologikommittâen.;International Association of Microbiological Societies. Commission on Microbial Ecology. 1973. Modern methods in the study of microbial ecology; proceedings of a symposium : 511.
Rosswall, T.;International Biological Programme. Swedish National Committee.;Sweden. Statens naturvetenskapliga forskningsråd. Ekologikommittén.;International Association of Microbiological Societies. Commission on Microbial Ecology.  Ekologikommittén 1973. Modern methods in the study of microbial ecology; proceedings of a symposium : 511.
Rosswall, T.;Statens naturvetenskapliga forskningsråd (Sweden) 1973. Modern methods in the study of microbial ecology : proceedings of a symposium … held at the Agricultural Collge, Uppsala, Sweden, June 19-23, 1972 : 511.
Rothman, James E. 1992. Reconstitution of intracellular transport : xxvii, 438.
Rowell, David L. 1994. Soil science : methods and applications
Rowland 2002. Chemical Analysis of Ecological Materials
Roy, Roger Joseph James  Faculty of, Forestry 1984. Ordination and classification of immature forest ecosystems in the Cowichan Lake area, Vancouver Island : xiv, 270 leaves.
Rubin, Byron;Dennis, Edward A. 1997. Lipases : xxxi, 563.
Rudy, Bernardo;Iverson, Linda E. 1992. Ion channels : xxxiii, 917.