REFERENCES AND RECOMMENDED READING SECTION D Bezdicek, D.F., D.W. Evans, B. Abede, and R.E. Witters. 1978. Evaluation of peat and granular inoculum for soybean yield and N-fixation. Agron. J. 70:865-868. Boonkerd, N. and R.W. Weaver. 1982. Cowpea rhizobia: Comparison of plant infection and plate counts. Soil Biol. Biochem. 14:305-307. Brockwell, J., 1963. Accuracy of a plant infection technique for counting populations of Rhizobium trifolii. Appl. Microbiol. 11:377-383. Burton, J.C. 1967. Rhizobium culture and use. In H.J. Peppler (ed). Microbial technology. Van Nostrand - Reinhold, New York. p 1-33. Burton, J.C. 1975. Methods of inoculating seeds and their effect on survival of rhizobia. In P.S. Nutman (ed). Symbiotic nitrogen fixation, International Biological Programme, Vol 7, Cambridge University Press, Great Britain. p 175-189. Burton, J.C. and R.L. Curley. 1966. Compatibility of Rhizobium japonicum and sodium molybdate when combined in a peat carrier medium. Agron. J. 58:327-330. Deschodt, C.C. and B.W. Strijdom. 1974. Effect of prior treatment of peat with ethylene oxide or methyl bromide on survival of rhizobia in inoculants. Phytophylactica. 6:229-234. Deschodt, C.C. and B.W. Strijdom. 1976. Suitability of a coal-bentonite base as carrier of rhizobia in inoculants. Phytophylactica. 8:1-6. Diatloff, A. 1970. The effects of some pesticides on root nodule bacteria and subsequent nodulation. Aust. J. Exp. Agric. Anim. Husb. 10:562-567. Graham, P.H., G. Ocampo, L.D. Ruiz, and A. Duque. 1980. Survival of Rhizobium phaseoli in contact with chemical seed protectants. Agron. J. 72:625-627. Hiltbold, A.E., D.L. Thurlow, and H.D. Skipper. 1980. Evaluation of commercial soybean inoculants by various techniques. Agron. J. 72:675-681. Hoben, H.J., and P. Somasegaran. 1982. Comparison of the pour-, spread-, and drop-plate methods for the enumeration of Rhizobium in peat inoculants. Appl. Environ. Microbiol. 44:1246-1247. Kremer, R.J., H.L Peterson. 1983. Effects of carrier and temperature on survival of Rhizobium spp. in legume inocula: Development of an improved type of inoculant. Appl. Environ. Microbiol. 44:1790-1794. Kremer, R.J., J. Polo, and H.L. Peterson. 1982. Effect of suspending agent and temperature on survival of Rhizobium in fertilizer. Soil Sci. Soc. Am. J. 46:539-542. McLeod, R.W. and R.J. Roughley. 1961. Freeze dried cultures as commercial legume inoculants. Aust. J. Expt. Agric. Anim. Husb. 1:29-33. Odeyemi, O., and M. Aelxander. 1977. Use of fungicide resistant rhizobia for legume inoculation. Soil Biol. Biochem. 9:247-251. Paczkowski, M.W. and D.L. Berryhill. 1979. Survival of Rhizobium phaseoli in coal-based legume inoculants. Appl. Environ. Microbiol. 38:612-615. Philpotts, H. 1976. Filter mud as a carrier for Rhizobium inoculants. J. appl. Bacteriol. 41:277-281. Roughley, R.J. 1970. The preparation and use of legume seed inoculants. Plant and Soil 32:675-701. Roughley, R.J. and J.A. Thompson. 1978. The relationship between the numbers of rhizobia in broth and the quality of peat based legume inoculants. J. Appl. Bacteriol. 44:317-319. Skipper, H.D., J.H. Palmer, J.E. Giddens, and J.M. Woodruff. 1980. Evaluation of commercial soybean inoculants from South Carolina and Georgia. Agron. J. 72:673-674. Somasegaran, P., V.G. Reyes, and H. J. Hoben. 1984. The influence of high temperatures on the growth and survival of Rhizobium spp. in peat inoculants during preparation, storage, and distribution. Can. J. Micro. 30:23-30. Sparrow, S.D. and G.E. Ham. 1983. Survial of Rhizobium phaseoli in six carrier materials. Agron. J. 75:181-184 Strijdom, B.W. and H.J. van Rensburg. 1981. Effect of steam sterilization and gamma irradiation of peat on quality of Rhizobium inoculants. Appl. Environ. Microbiol. 41:1344-1347. Toomsan, B., O.P. Rupela, S. Mittal, P.J. Dart and K.W. Clark. 1984. Counting Cicer-Rhizobium using a plant infection technique. Soil Biol. Biochem. 6:503-507. van Rensburg, H, Jansen, and B.W. Strijdom. 1974. Quality control of Rhizobium inoculants produced from sterilized and non-sterile peat in South Africa. Phytophylactica. 6:307-310. van Shreven, D.A. 1970. Some factors affecting growth and survival of Rhizobium spp. in soil peat cultures. Plant Soil 32:113-130. Weaver, R.W. 1979. Adsorption of rhizobia to peat. Soil Biol. Biochem. 11:545-546. Weaver, R.W. and L.R. Frederick. 1972. A new technique for most probable number (MPN) counts of rhizobia. Plant Soil 36:219-222. Wilson, D.O. and K.M. Trang. 1980. Effects of storage temperature and enumeration method on Rhizobium spp. numbers in peat inoculants. Trop. Agric. (Trinidad) 57:233-238.