G. H. Elkan

发表

A Model Aquifer System for Biological Compatibility Studies of Proposed Deep Well Disposal Systemsa

E. Horvath, G. H. Elkan, E. Horvath, 1978 .

Transmissible Resistance to Penicillin G, Neomycin, and Chloramphenicol in Rhizobium japonicum

G. H. Elkan, M. Cole, M. Cole, 1973, Antimicrobial Agents and Chemotherapy.

Taxonomy of the rhizobia

G. H. Elkan, 1992 .

Nitrogen, energy and vitamin nutrition of Rhizobium japonicum.

G. H. Elkan, I. Kwik, 1968, The Journal of applied bacteriology.

Glucose Catabolism in Rhizobium japonicum

G. H. Elkan, P. Hamilton, B. B. Keele, 1969, Journal of bacteriology.

Current Issues in Symbiotic Nitrogen Fixation

G. H. Elkan, R. Upchurch, 1997, Developments in Plant and Soil Sciences.

The transport and metabolism of glucose in cowpea rhizobia

G. H. Elkan, M. Stowers, 1983 .

Evidence for plasmid- and chromosome-borne multiple nif genes in Rhizobium fredii

G. H. Elkan, J. N. Mathis, W. Barbour, 1985, Applied and environmental microbiology.

Nitrogen Fixation Competencet

G. H. Elkan, L. Kuykendall, J. N. Mathis, 2003 .

Role of pectic and cellulolytic enzymes in the invasion of the soybean by Rhizobium japonicum.

G. H. Elkan, W. Hunter, 1975, Canadian journal of microbiology.

Evidence countering the role of polygalacturonase in invasion of root hairs of leguminous plants by Rhizobium spp.

G. H. Elkan, T. Lillich, 1968, Canadian journal of microbiology.

Rhizobium fredii sp. nov., a fast-growing species that effectively nodulates soybeans

M. H. Scholla, G. H. Elkan, 1984 .

DNA Homology Between Species of the Rhizobia

M. H. Scholla, G. H. Elkan, John A. Moorefield, 1990 .

Relationship of the Presence and Copy Number of Plasmids to Exopolysaccharide Production and Symbiotic Effectiveness in Rhizobium fredii USDA 206

G. H. Elkan, W. Barbour, 1989, Applied and environmental microbiology.

Analysis of the Symbiotic Performance of Bradyrhizobium japonicum USDA 110 and Its Derivative I-110 and Discovery of a New Mannitol-Utilizing, Nitrogen-Fixing USDA 110 Derivative

G. H. Elkan, B. Jarvis, D. Israel, 1986, Applied and environmental microbiology.

Effect of Sym Plasmid Curing on Symbiotic Effectiveness in Rhizobium fredii

G. H. Elkan, J. N. Mathis, W. Barbour, 1985, Applied and environmental microbiology.

Oxygen Uptake and Hydrogen-Stimulated Nitrogenase Activity from Azorhizobium caulinodans ORS571 Grown in a Succinate-Limited Chemostat

G. H. Elkan, G. Allen, Daniel T. Grimm, 1991, Applied and environmental microbiology.

A technique for improved thin-layer chromatography of phospholipids.

G. H. Elkan, B. B. Keele, C. Bunn, 1969, Journal of chromatography.

Deoxyribonucleic acid homology between fast-growing soybean-nodulating bacteria and other rhizobia

M. H. Scholla, G. H. Elkan, John A. Moorefield, 1984 .

Endopolygalacturonase from tomato fruit

G. H. Elkan, W. Hunter, 1974 .

The Taxonomy of the Rhizobiaceae

G. H. Elkan, 1981 .

Use of lime, gypsum and their combinations to improve nodulation and yield of groundnut in an acidic soil

J. C. Wynne, G. H. Elkan, Z. Shamsuddin, 1991 .

Comparison of rhizosphere microorganisms of genetically related nodulating and non-nodulating soybean lines.

G. H. Elkan, 1962, Canadian journal of microbiology.

Glucose catabolism in two derivatives of a Rhizobium japonicum strain differing in nitrogen-fixing efficiency

G. H. Elkan, K. Mulongoy, 1977, Journal of bacteriology.

Gluconate Catabolism in Rhizobium japonicum

G. H. Elkan, P. Hamilton, B. B. Keele, 1970, Journal of bacteriology.

Effect of Biotin on Fatty Acids and Phospholipids of Biotin-Sensitive Strains of Rhizobium japonicum

G. H. Elkan, J. J. Mcneill, C. Bunn, 1970, Journal of bacteriology.

The biosynthesis of aspartic acid, glutamic acid, and alanine in Rhizobium japonicum.

G. H. Elkan, T. Lillich, 1971, Canadian journal of microbiology.

CARBOHYDRATE, NUCLEIC ACID, AND PROTEIN COMPOSITION OF EXTRACELLULAR MATERIAL FROM RHIZOBIUM JAPONICUM

G. H. Elkan, R. Wheat, B. B. Keele, 1974 .

Host physiology as related to nodulation of soybean by rhizobia

G. H. Elkan, D. H. Hubbellf, 1967 .

A nodulation-inhibiting root excretion from a non-nodulating soybean strain.

G. H. Elkan, 1961, Canadian journal of microbiology.

Pectic and cellulolytic enzymes in soybeans

G. H. Elkan, W. Hunter, 1975 .

Taxonomy and Metabolism of Rhizobium and its Genetic Relationships

G. H. Elkan, 1984 .

Enzyme-linked immunosorbent assay (ELISA) for the detection and identification of Rhizobium strains.

G. H. Elkan, B. Kishinevsky, D. Jones, 1987 .

DNA : DNA hybridization studies of Rhizobium japonicum and related Rhizobiaceae

G. H. Elkan, W. Kloos, A. Hollis, 1981 .

Rhizobium japonicum derivatives differing in nitrogen-fixing efficiency and carbohydrate utilization

G. H. Elkan, L. Kuykendall, 1976, Applied and environmental microbiology.

Effect of Host Plant, Rhizobium Strain and Host x Strain Interaction on Symbiotic Variability in Peanut1

J. C. Wynne, G. H. Elkan, T. Isleib, 1983 .

Increasing nitrogen fixation of the groundnut by strain and host selection.

J. C. Wynne, G. H. Elkan, T. J. Schneeweis, 1980 .

Bradyrhizobium (Arachis) sp. strain NC92 contains two nodD genes involved in the repression of nodA and a nolA gene required for the efficient nodulation of host plants

G. H. Elkan, W. Gillette, 1996, Journal of bacteriology.

Greenhouse evaluations of strains of Rhizobium for peanuts.

J. C. Wynne, G. H. Elkan, C. Meisner, 1980 .

THE EFFECT OF PARTIAL STERILIZATION OF FIELD SOILS BY CHEMICALS UPON DIFFERENTIAL MICROBIAL COUNTS, CO2 ACTIVITY, AND RATES OF ORGANIC MATTER DECOMPOSITION

G. H. Elkan, W. Moore, 1960 .

Regulation of hexose catabolism in Rhizobium sp. 32H1

G. H. Elkan, M. Stowers, 1985 .

Gluconate catabolism in cowpea rhizobia: evidence for a ketogluconate pathway

G. H. Elkan, M. Stowers, 2004, Archives of Microbiology.

The role of ammonia, L-glutamate, and cyclic adenosine 3',5'-monophosphate in the regulation of ammonia assimilation in Rhizobium japonicum.

G. H. Elkan, R. Upchurch, 1978, Biochimica et biophysica acta.

Oxygen-Limited Continuous Culturest

G. H. Elkan, G. Allen, 2003 .

Collection, isolation, cultivation, and maintenance of rhizobia.

G. H. Elkan, J. Halliday, R. Date, 1987 .

Biochemical and genetical aspects of the taxonomy ofRhizobium japonicum

G. H. Elkan, 1971, Plant and Soil.

Theoretical Deoxyribonucleic Acid Homology Between Strains of Rhizobium japonicum1

G. H. Elkan, R. A. Usanis, 1971 .

GROWTH INHIBITION BY BIOTIN IN A STRAIN OF RHIZOBIUM JAPONICUM

G. H. Elkan, S. Murphy, 1963, Journal of bacteriology.

Collection, maintenance, and cultivation of azolla.

G. H. Elkan, T. Lumpkin, 1987 .

Correlation of physiological characteristics with nodulating ability in Rhizobium japonicum.

G. H. Elkan, D. Hubbell, 1967, Canadian journal of microbiology.

Nitrogen metabolism of some strains of Rhizobium japonicum having different nodulating capacities.

G. H. Elkan, S. Murphy, 1965, Canadian journal of microbiology.

Measurement of biological nitrogen fixation by 15N techniques.

G. H. Elkan, D. Focht, M. Poth, 1987 .

Evaluation of nitrogen fixation by legumes in the greenhouse and growth chamber.

G. H. Elkan, A. H. Gibson, 1987 .

Serological techniques for Bradyrhizobium and Rhizobium identification.

A. G. Wollum, G. H. Elkan, 1987 .

Symbiotic Nitrogen Fixation Technology

G. H. Elkan, G. H. Wagner, 1988 .

Genetic diversity among bradyrhizobium isolates that effectively nodulate peanut (Arachis hypogaea).

G. H. Elkan, B. E. Urtz, 1996, Canadian journal of microbiology.

Symbiotic Effectiveness and Host-Strain Interactions of Rhizobium fredii USDA 191 on Different Soybean Cultivars

G. H. Elkan, D. Israel, J. N. Mathis, 1986, Applied and environmental microbiology.

Identification of effective strains of Bradyrhizobium for Arachis pintoi.

G. H. Elkan, H. Purcino, P. M. Festin, 2000 .

Physiological characteristics and competitive ability of plasmid-cured derivatives of Rhizobium fredii USDA 206

G. H. Elkan, W. Barbour, 1990, Archives of Microbiology.

Restriction Endonuclease and nif Homology Patterns of Bradyrhizobium japonicum USDA 110 Derivatives With and Without Nitrogen Fixation Competence

G. H. Elkan, L. Kuykendall, J. N. Mathis, 1986, Applied and Environmental Microbiology.

Criteria for selecting infective and efficient strains of rhizobium for use in tropical agriculture.

G. H. Elkan, M. Stowers, 1980 .

The use of intrinsic antibiotic resistance for Rhizobium study.

G. H. Elkan, A. Eaglesham, 1987 .

The role of 6-phosphogluconate dehydrogenase in Rhizobium.

G. H. Elkan, K. Mulongoy, 1977, Canadian journal of microbiology.

Effect of inoculation and applied nitrogen on yield, growth and nitrogen fixation of two peanut cultivars

J. C. Wynne, G. H. Elkan, S. Ball, 1983 .

Measurement of nitrogen fixation by direct means.

G. H. Elkan, J. Lepo, S. Ferrenbach, 1987 .

Principles and practice of field designs to evaluate symbiotic nitrogen fixation.

J. C. Wynne, G. H. Elkan, F. Bliss, 1987 .

Isolation and identification of genetically marked strains of nitrogen-fixing microsymbionts of soybeans.

G. H. Elkan, L. Kuykendall, 1987 .

Characterization of a Mannitol-Utilizing, Nitrogen-Fixing Bradyrhizobium japonicum USDA 110 Derivative

G. H. Elkan, D. Israel, J. N. Mathis, 1986, Applied and environmental microbiology.

Comparison of colony morphology, salt tolerance, and effectiveness in Rhizobium japonicum.

G. H. Elkan, R. Upchurch, 1977, Canadian journal of microbiology.

Bidirectional Selection for Nitrogenase Activity and Shoot Dry Weight Among Late Generation Progenies of a Virginia x Spanish Peanut Cross1

J. C. Wynne, G. H. Elkan, T. J. Schneeweis, 1986 .

Multiple antibiotic resistance in Rhizobium japonicum

G. H. Elkan, M. Cole, 1979, Applied and environmental microbiology.

Growth and nutritional characteristics of cowpea rhizobia

G. H. Elkan, M. Stowers, 1984, Plant and Soil.

Effect of Bradyrhizobium Strain on Combining Ability for Nitrogen Fixation in Peanut (Arachis hypogaea L.)

J. C. Wynne, G. H. Elkan, T. Phillips, 1989 .

Quantitative genetic aspects of nitrogen fixation in peanuts (Arachis hypogaea L.).

J. C. Wynne, G. H. Elkan, T. Isleib, 1980 .

Some features of mannitol metabolism in Rhizobium japonicum.

G. H. Elkan, L. Kuykendall, 1977, Journal of general microbiology.

Competition between effective and ineffective bradyrhizobia nodulating peanuts (Arachis hypogaea)

J. C. Wynne, G. H. Elkan, J. Byalebeka, 1987 .

A Rapid Method for Measurement of CO2 Evolution by Soil Microorganisms

G. H. Elkan, W. Moore, 1962 .

Bacterial Flora of Saline Aquifersa

G. H. Elkan, C. J. Willis, E. Horvath, 1975 .

The phospholipid composition of Rhizobium japonicum.

G. H. Elkan, C. Bunn, 1971, Canadian journal of microbiology.

Inheritance of Symbiotic Nitrogen Fixation in Two Peanut Crosses1

J. C. Wynne, G. H. Elkan, T. Phillips, 1989 .

Method for Correcting Laboratory Model Deep-Well Disposal System Data for Hydrostatic Pressure Effects

G. H. Elkan, E. Horvath, 1978, Applied and environmental microbiology.

Selection among early generation peanut progeny for high and low acetylene reduction and plant weight

J. C. Wynne, G. H. Elkan, T. J. Schneeweis, 1988 .

Effect of Leaf Removal on Symbiotic Nitrogen Fixation in Peanut1

J. C. Wynne, G. H. Elkan, A. K. Osman, 1983 .

Evidence forPlasmid- andChromosome-Borne Multiple nifGenesin Rhizobium frediit

G. H. Elkan, W. Barbour, 1985 .

Some effects of mannitol on the glucose metabolism of two derivatives of a strain ofRhizobium japonicum differing in mannitol dehydrogenase

G. H. Elkan, K. Mulongoy, 1978, Current Microbiology.

Fixing Efficiency and Carbohydrate Utilization1

G. H. Elkan, L. Kuykendall, 2022 .