Relevance of Soil Microbiology to Search for Life on Other Planets

An Introduction to Clay Colloid Chemistry

1964 • 2,506 citations

Introduction to soil microbiology

1961 • 2,424 citations

Fabric and Mineral Analysis of Soils

1965 • 1,664 citations

Soil Conditions and Plant Growth

1915 • 1,619 citations

The effect of soil drying on humus decomposition and nitrogen availability

1958 • 1,433 citations

Organic Compound Synthesis on the Primitive Earth

1959 • 1,338 citations

Introduction to Soil Microbiology

1961 • 1,252 citations

The Effect of Solid Surfaces upon Bacterial Activity

1943 • 972 citations

Fabric and Mineral Analysis of Soils

1965 • 860 citations

The Soil-Plate Method for Isolation of Fungi from Soil

1950 • 702 citations

Microorganisms from the Gunflint Chert

1965 • 702 citations

Limits of the Natural Environment in Terms of pH and Oxidation-Reduction Potentials

1960 • 701 citations

Kinetics of Bacterial Growth: Relationship between Population Density and Specific Growth Rate of Continuous Cultures

1959 • 604 citations

The Physical Basis of Life

1949 • 515 citations

Soil Conditions and Plant Growth.

1951 • 487 citations

Biology of Root-Infecting Fungi

1956 • 455 citations

A Molecular Theory of General Anesthesia

1961 • 432 citations

Ecology of Soil-Borne Plant Pathogens

1965 • 381 citations

Significance of the Gunflint (Precambrian) Microflora

1965 • 351 citations

Spores: Their Dormancy and Germination

1966 • 330 citations

Fortschritte Der Chemie Organischer Naturstoffe

1973 • 322 citations

Interactions Between Plant Roots and Soil Microorganisms

1965 • 319 citations

Fungi in Oceans and Estuaries

1961 • 316 citations

EFFECT OF DRYING AND FREEZING SOILS ON CARBON DIOXIDE PRODUCTION, AVAILABLE MINERAL NUTRIENTS, AGGREGATION, AND BACTERIAL POPULATION

1961 • 300 citations

The effect of aggregate disruption on the activity of microorganisms in the soil

1957 • 264 citations

Soil-Pesticide Relationships, Adsorption and Desorption of Organic Pesticides by Soil Colloids, with Implications Concerning Pesticide Bioactivity

1964 • 259 citations

The ecology of soil fungi

1951 • 245 citations

Biodegradation: Problems of Molecular Recalcitrance and Microbial Fallibility

1965 • 239 citations

Ionic concentrations at interfaces

1940 • 234 citations

SOLUBILIZATION OF MINERALS AND RELATED MATERIALS BY 2-KETOGLUCONIC ACID-PRODUCING BACTERIA

1963 • 221 citations

A Widespread Fungistasis in Soils

1953 • 220 citations

The Question of the Existence of Specific Marine Bacteria1

1965 • 220 citations

INFLUENCE OF CLAY MINERALS ON MICROORGANISMS: I. MONTMORILLONITE AND KAOLINITE ON BACTERIA

1966 • 218 citations

Microorganisms Three Billion Years Old from the Precambrian of South Africa

1966 • 210 citations

The effect of oxygen concentration on the decomposition of organic materials in soil

1961 • 209 citations

Physical Chemistry of Clay-Water Interaction

1961 • 199 citations

Exobiology: Approaches to Life beyond the Earth

1960 • 194 citations

Life : its nature, origin and development

1962 • 194 citations

METABOLIC ACTIVITY AND PHOSPHATE-DISSOLVING CAPABILITY OF BACTERIAL ISOLATES FROM WHEAT ROOTS, RHIZOSPHERE, AND NON-RHIZOSPHERE SOIL

1959 • 193 citations

THE ORIGIN OF OPTICAL ACTIVITY

1957 • 188 citations

BAROPHILIC BACTERIA IN SOME DEEP SEA SEDIMENTS

1957 • 174 citations

Studies on the occurrence and activity of fungi in a wheat-field soil

1957 • 172 citations

Root‐Soil Boundary Zones as Seen in the Electron Microscope

1963 • 171 citations

Biology of Root-Infecting Fungi

1956 • 169 citations

SOIL MOISTURE AND THE ECOLOGY OF SOIL FUNGI

1963 • 159 citations

Sulphate Reduction by Bacteria

1959 • 154 citations

The Ecology of Soil Bacteria.

1969 • 154 citations

Microorganisms from the Late Precambrian of Central Australia

1965 • 148 citations

Micro-organisms adapted to High Temperatures

1967 • 141 citations

RELATIVE SENSITIVITY OF NITRIFYING ORGANISMS TO HYDROGEN IONS IN SOILS AND IN SOLUTIONS

1962 • 141 citations

The biological detoxication of hormone herbicides in soil

1951 • 136 citations

THE MICROBILOGY OF ROCKS AND WEATHERED STONES

1963 • 131 citations

On the origin of colonies of fungi developing on soil dilution plates

1955 • 131 citations

The Adsorption and Reactions of Enzymes and Proteins on Kaolinite. I

1954 • 126 citations

Factors limiting microbial activities in soil

1961 • 123 citations

Solution of Mineral Phosphates by Soil Bacteria

1957 • 123 citations

Isolation of Fungi from Hyphæ present in Soil

1955 • 121 citations

Untersuchungen über einen obligat parasitischen Mikroorganismus mit lytischer Aktivität für Pseudomonas-Bakterien

1962 • 119 citations

FLUORESCENCE MICROSCOPE EXAMINATION OF BACTERIA IN SOIL

1948 • 117 citations

SURVIVAL OF LISTERIA MONOCYTOGENES IN SOIL

1960 • 113 citations

RESISTANCE OF CLAY-ADSORBED PROTEINS TO PROTEOLYTIC HYDROLYSIS

1942 • 111 citations

INFLUENCE OF CLAY MINERALS ON MICROORGANISMS: II. EFFECT OF VARIOUS CLAY SPECIES, HOMOIONIC CLAYS, AND OTHER PARTICLES ON BACTERIA

1966 • 110 citations

�ber eine neue Methode zur Untersuchung der Bodenmikroflora

1930 • 107 citations

ADSORPTION OF MONONUCLEOTIDES, NUCLEIC ACIDS, AND NUCLEOPROTEINS BY CLAYS

1952 • 107 citations

INFLUENCE OF CLAY MINERALS ON MICROORGANISMS: III. EFFECT OF PARTICLE SIZE, CATION EXCHANGE CAPACITY, AND SURFACE AREA ON BACTERIA

1966 • 106 citations

Influence of pH on the activity of chymotrypsin at a solid-liquid interface

1957 • 106 citations

Soil Microorganisms and Higher Plants

1958 • 104 citations

BACTERIA FROM PALEOZOIC SALT DEPOSITS

1963 • 102 citations

The Fitness of the Environment: An Inquiry into the Biological Significance of the Properties of Matter.

1913 • 102 citations

Biochemical Ecology of Soil Microorganisms

1964 • 100 citations

Antarctica: The Microbiology of an Unfrozen Saline Pond

1962 • 97 citations

THE ADSORPTION OF PROTEINS BY MONTMORILLONITIC CLAYS

1939 • 95 citations

The Adsorption and Reactions of Enzymes and Proteins on Clay Minerals: IV. Kaolinite and Montmorillonite

1958 • 93 citations

Factors Affecting the Survival of Bacteria in Sea Water

1959 • 93 citations

Survival of Micro-Organisms in Space

1965 • 92 citations

Current Aspects of Exobiology

1965 • 92 citations

THE ADSORPTION OF HUMIC AND FULVIC ACIDS BY CLAYS

1959 • 91 citations

Electron Microscopy of Fossil Bacteria Two Billion Years Old

1965 • 90 citations

Soil mineralogy in relation to the spread of fusarium wilt of banana in central America

1963 • 90 citations

STERILIZATION OF SOIL BY IRRADIATION WITH AN ELECTRON BEAM, AND SOME OBSERVATIONS ON SOIL ENZYME ACTIVITY

1957 • 88 citations

Marine Microbiology (Deep Sea)

1964 • 88 citations

Biochemistry of nitrification in soil

1946 • 87 citations

PROTEIN-MONTMORILLONITE COMPLEXES, THEIR PREPARATION AND THE EFFECTS OF SOIL MICROORGANISMS ON THEIR DECOMPOSITION

1954 • 86 citations

A REVIEW OF RECENT WORK ON SOIL ORGANIC MATTER PART I

1951 • 83 citations

COMPLEXES OF MONTMORILLONITE WITH PRIMARY, SECONDARY, AND TERTIARY AMIDES

1966 • 83 citations

Factors in Survival of Nematodes

1965 • 82 citations

The Stability of Antibiotics in Soils

1952 • 82 citations

The Influence of Clay Minerals on the Breakdown of Certain Organic Substrates

1956 • 81 citations

Soil Fungistasis

1964 • 80 citations

ANTIBIOTICS IN SOILS

1961 • 80 citations

A RELATIONSHIP BETWEEN MULTIPLE TEMPERATURE OPTIMA FOR BIOLOGICAL SYSTEMS AND THE PROPERTIES OF WATER

1960 • 80 citations

DRYING OF SOIL, AS ONE OF THE NATURAL FACTORS IN MAINTAINING SOIL FERTILITY

1924 • 79 citations

Biological Remnants in a Precambrian Sediment

1964 • 76 citations

Bacteriolysis

1965 • 75 citations

Digestion of Clay‐Protein, Lignin‐Protein, and Silica‐Protein Complexes by Enzymes and Bacteria

1959 • 75 citations

FIXED AMMONIA IN TROPICAL SOILS

1954 • 75 citations

THE NECESSITY FOR DIRECT CONTACT IN SULFUR OXIDATION BY THIOBACILLUS THIOOXIDANS

1941 • 74 citations

Autoradiography as a Tool in Microbial Ecology

1966 • 74 citations

BIOLOGICAL OXIDATION OF MANGANESE IN SOILS

1950 • 74 citations

Chelation in Nutrition, Soil Microorganisms and Soil Chelation. The Pedogenic Action of Lichens and Lichen Acids

1963 • 73 citations

Complex formation between montmorillonoid clays and amino-acids and proteins

1955 • 70 citations

Stereoscan Electron Microscopy of Soil Microorganisms

1967 • 70 citations

STIMULATION OF BACTERIAL PROTEOLYSIS BY ADSORBENTS

1959 • 69 citations

Sulfur Metabolism in Soil

1953 • 69 citations

Resistance of a Protein-Montmorillonite Complex to Decomposition by Soil Microorganisms

1951 • 68 citations

AN ESSENTIAL BACTERIAL GROWTH FACTOR PRODUCED BY MICROBIAL SYNTHESIS

1953 • 68 citations

MAINTENANCE OF SOIL ORGANIC MATTER

1949 • 65 citations

Dating of Humus Podzols By Residual Radiocarbon Activity

1964 • 65 citations

Persistence and Biological Reactions of Pesticides in Soils

1965 • 64 citations

III. MOLD-YEAST DIMORPHISM OF MUCOR

1963 • 64 citations

Biological Material in Meteorites: A Review

1966 • 63 citations

The Influence of Clay Minerals on the Enzymatic Hydrolysis of Organic Phosphorus Compounds

1952 • 63 citations

APPLICATION OF THE WARBURG RESPIROMETER IN STUDYING RESPIRATORY ACTIVITY IN SOIL

1957 • 63 citations

Do Fungi Live and Produce Mycelium in the Soil?

1916 • 61 citations

Biotite Flakes: Alteration by Chemical and Biological Treatment

1967 • 61 citations

Biology and the Exploration of Mars

1966 • 60 citations

Survival of microbial plant pathogens in soil

1963 • 60 citations

ANTIBIOTICS IN SOILS

1961 • 59 citations

Nitrification and nitrate dissimilation in soil

1962 • 59 citations

CHEMICAL ACTIVITIES OF E. COLI ADSORBED ON A RESIN

1960 • 58 citations

THE EFFECTS ON BIOLOGIC SYSTEMS OF HIGHER‐ORDER PHASE TRANSITIONS IN WATER*

1965 • 58 citations

A Plate Method for studying the Breakdown of Synthetic and Natural Silicates by Soil Bacteria

1960 • 57 citations

The Upper Temperature Limits of Life

1903 • 57 citations

Determination of Clay Surface Acidity by Infrared Spectroscopy

1967 • 54 citations

Sorption between microorganisms and clay minerals as determined by the electrical sensing zone particle analyzer

1968 • 53 citations

The adsorption and reactions of enzymes and proteins on kaolinite. III. The isolation of enzyme-substrate complexes

1956 • 53 citations

THE EFFECT OF TEMPERATURE AND HEAT TREATMENT ON SOIL METABOLISM

1955 • 52 citations

ABIOTIC PRODUCTION OF PRIMITIVE PROTEIN AND FORMED MICROPARTICLES*

1963 • 52 citations

Alteration of microbial activities, mineral nitrogen and free amino acid constituents of soils by physical treatment

1965 • 52 citations

The Threshold Moisture Content for Active Decomposition of Some Mature Plant Materials

1947 • 51 citations

ENVIRONMENTAL BIOPHYSICS AND MICROBIAL UBIQUITY

1963 • 50 citations

Abundant Microorganism in Soil

1965 • 50 citations

Biology and the Exploration of Mars

1966 • 50 citations

Factors limiting microbial activities in soil

1961 • 47 citations

INFLUENCE OF CLAY MINERALS ON MICROORGANISMS: IV. MONTMORILLONITE AND KAOLINITE ON FUNGI

1967 • 47 citations

Chemical Activities of Azotobacter agile Adsorbed on a Resin

1961 • 47 citations

Decomposition of Streptomycin

1951 • 47 citations

Application of the Fluorescent-Antibody Technique to an Ecological Study of Bacteria in Soil

1967 • 47 citations

A REVIEW OF RECENT WORK ON SOIL ORGANIC.MATTER. II

1954 • 46 citations

ADSORPTION AND RELEASE OF UREASE BY AND FROM CLAY MINERALS

1961 • 46 citations

A method of isolating soil fungi

1940 • 45 citations

Primary oxidation of organic matter in the soil

1960 • 44 citations

QUALITATIVE STUDIES OF SOIL MICROORGANISMS X

1952 • 44 citations

Martian Biology

1962 • 42 citations

The soil percolation technique

1949 • 42 citations

A SIMPLE METHOD FOR THE DETERMINATION OF THE RESPIRATORY QUOTIENT OF SOILS

1960 • 41 citations

MICRO-ORGANISMS IN THE SOIL

1958 • 41 citations

Soil Moisture Tension and Microbiological Activity

1948 • 41 citations

Concerning the pH Dependence of Enzyme Reactions on Cells, Particulates and in Solution

1957 • 40 citations

BIOCHEMISTRY OF NITRIFICATION IN SOIL

1951 • 40 citations

Continuous-Flow Method for the Study of Microbiological Processes in Soil Samples

1958 • 39 citations

Abundant Microorganism in Soil1

1965 • 39 citations

USE OF SOIL SECTIONS IN STUDYING AMOUNT OF FUNGAL HYPHAE IN SOIL

1961 • 39 citations

"Gulliver"—A Quest for Life on Mars

1962 • 38 citations

QUALITATIVE STUDIES OF SOIL MICROORGANISMS: XIV. SPECIFIC VITAMIN REQUIREMENTS OF THE PREDOMINANT BACTERIAL FLORA

1957 • 38 citations

QUALITATIVE STUDIES OF SOIL MICROORGANISMS

1957 • 38 citations

NITRIFICATION BY NITROBACTER AGILIS ON SURFACES AND IN SOIL WITH RESPECT TO HYDROGEN ION CONCENTRATION

1963 • 38 citations

The Nature of the Widespread Soil Fungistasis

1961 • 38 citations

REPLICA PLATING TECHNIQUE FOR STUDYING MICROBIAL INTERACTIONS IN SOIL

1965 • 38 citations

Micro-organisms under a Simulated Martian Environment

1962 • 37 citations

Temperature anomalies and biological temperature optima in the process of evolution

1956 • 36 citations

Sulfur Metabolism in Soil

1953 • 36 citations

The Adsorption of Carbohydrates and Related Compounds on Clay Minerals

1956 • 36 citations

ROLE OF SURFACE PHENOMENA IN NITRIFICATION

1955 • 36 citations

Verteilung und Herkunft einiger Enzyme im Boden

1959 • 35 citations

APPLICATION OF IMMUNOFLUORESCENT STAINING TO STUDIES OF THE ECOLOGY OF SOIL MICROORGANISMS

1966 • 35 citations

Comparative Ecology of Respiratory Mycotic Disease Agents 1

1967 • 35 citations

RESPIRATION OF SOIL STERILIZED BY IONIZING RADIATIONS

1962 • 35 citations

The Adsorption and Reactions of Enzymes and Proteins on Kaolinite. II

1954 • 35 citations

EFFECT OF HIGH CO₂ AND LOW O₂ TENSIONS ON THE SOIL MICROBIOTA

1965 • 35 citations

Biological contamination of Mars II. Cold and aridity as constraints on the survival of terrestial microorganisms in simulated Martian environments

1963 • 35 citations

Detection of Aspergillus flavus in Soil by Immunofluorescent Staining

1962 • 34 citations

Examination of Soil Micro-organisms in their Natural Environment

1954 • 34 citations

Effect of Ultrahigh Vacuum on Viability of Microorganisms

1961 • 34 citations

Factors Affecting the Survival of Bacteria in Sea Water1

1959 • 34 citations

METABOLIC ACTIVITY OF BACTERIAL ISOLATES FROM WHEAT RHIZOSPHERE AND CONTROL SOIL

1957 • 33 citations

EVIDENCE FOR THE EXISTENCE OF ACID-SENSITIVE ACTINOMYCETES IN SOIL

1960 • 32 citations

SOIL MINERALOGY AS POSSIBLE FACTOR IN GEOGRAPHIC DISTRIBUTION OF HISTOPLASMA CAPSULATUM

1967 • 32 citations

Studies on the decomposition of amino acids in soils

1960 • 32 citations

Temperature-Dependent Anomalies in the Growth of Microorganisms

1966 • 30 citations

A Rapid Method for Detection of Microorganisms by ATP Assay; Its Possible Application in Virus and Cancer Studies

1964 • 29 citations

Soils and Micro-organisms from Mount Erebus, Antarctica

1966 • 29 citations

Clostridium botulinum Type F: Seasonal Inhibition by Bacillus licheniformis

1967 • 29 citations

Preparation and properties of a free soil enzyme

1963 • 28 citations

The release of carbon dioxide from soils percolated with various organic materials

1950 • 28 citations

Effects of Medium Agitation and Wetting Agents on Oxidation of Sulphur by Thiobacillus thiooxidans

1956 • 27 citations

ANTIBIOTICS IN SOILS

1961 • 27 citations

Soil Metabolism

1965 • 26 citations

The Effect of Moisture Level and Incubation Time on the Chemical Equilibria of a Toledo Clay Loam Soil¹

1965 • 26 citations

Planetary Contamination I: The Problem and the Agreements

1967 • 25 citations

Apparatus for controlling the Oxidation-reduction Potential of Waterlogged Soils

1966 • 25 citations

Thermal Properties of Water: Discontinuities Questioned

1966 • 25 citations

EFFECT OF QUASI-CRYSTALLINE WATER ON RATE PROCESSES INVOLVED IN PLANT NUTRITION

1962 • 25 citations

Effect of warming rates on the viability of frozen fungous spores.

1967 • 24 citations

The Effect of Adding Clays to Mixed Cultures of Streptomyces albidoflavus and Fusarium culmorum

1956 • 24 citations

The Persistence and Biological Effects of Antibiotics in Soil

1958 • 24 citations

Effect of electrolyte composition and pH on the particle size distribution of microorganisms and clay minerals as determined by the electrical sensing zone method

1967 • 23 citations

Survival and growth of terrestrial microorganisms in ammonia-rich atmospheres

1965 • 23 citations

THE OCCURRENCE OF BACTERIOSTATIC AND BACTERICIDAL SUBSTANCES IN THE SOIL

1942 • 23 citations

ON THE CULTURE OF A MICROORGANISM SIMILAR TO THE PRECAMBRIAN MICROFOSSIL KAKABEKIA UMBELLATA BARGHOORN IN NH ₃ -RICH ATMOSPHERES

1966 • 22 citations

Versuche Über Die Wirkung Von Toluol Auf Die Mikroflora Von Böden

1963 • 22 citations

An electrolytic rocking percolator

1959 • 22 citations

Applied capillary microscopy; the role of microorganisms in the formation of iron-manganese deposits

1967 • 21 citations

Survival of Microorganisms in a Simulated Martian Environment

1964 • 21 citations

Taxonomic Relationships of Alcaligenes spp . to Certain Soil Saprophytes and Plant Parasites

1940 • 21 citations

EFFECT OF CROP RESIDUES AND NITROGEN ADDITIONS ON DECOMPOSITION OF AN OHIO MUCK SOIL

1957 • 21 citations

SOIL MICROORGANISMS AND PLANT GROWTH SUBSTANCES

1951 • 21 citations

Influence of Fine Particle Materials on Survival of Rhizobium trifolii in Sandy Soil

1963 • 21 citations

SOME FACTORS AFFECTING THE ADSORPTION OF CELLULOSE COMPOUNDS, PECTINS, AND HEMICELLULOSE COMPOUNDS ON CLAY MINERALS

1957 • 20 citations

CURRENT STATUS OF KNOWLEDGE OF HALOPHILIC BACTERIA

1956 • 20 citations

On the R�le of toluene in the measurement of the activity of soil enzymes

1961 • 20 citations

Fossil Actinomycetes in Middle Precambrian Glacial Varves

1967 • 19 citations

Hearing in Todas of South India

1967 • 19 citations

Soil Transmission of Scottish Raspberry Leaf-Curl Disease

1956 • 19 citations

The influence of montmorillonite on nitrogen fixation byAzotobacter

1959 • 19 citations

The Persistence and Biological Effects of Antibiotics in Soil12

1958 • 18 citations

ADAPTATION OF THE SOIL MICROBIOTA TO HIGH CO₂ AND LOW O₂ TENSIONS

1966 • 18 citations

DETERMINATION OF STREPTOMYCIN IN SOIL AND THE EFFECT OF SOIL COLLOIDAL MATERIAL ON ITS ACTIVITY

1962 • 17 citations

The nature of soil transmission in soil-borne plant viruses

1959 • 17 citations

THE INFLUENCE OF BENTONITE AND ATTAPULGITE ON THE RESPIRATION OF BACILLUS SUBTILIS

1962 • 17 citations

ANTIBIOTICS IN SOILS

1962 • 17 citations

A Slide-trap Method for the Isolation of Soil Fungi

1956 • 16 citations

Effect of Warming Rates on the Viability of Frozen Fungous Spores

1967 • 16 citations

FACTORS LIMITING MICROBIAL ACTIVITIES IN SOIL: III. SUPPLEMENTARY SUBSTRATE ADDITIONS

1964 • 16 citations

Survival of Microorganisms in a Simulated Martian Environment

1964 • 16 citations

Living Relative of the Microfossil Kakabekia

1967 • 16 citations

�ber die Zuverl�ssigkeit der Methoden zur Bestimmung der Aktivit�t von Bodenenzymen nach Ed. Hofmann

1961 • 15 citations

Physico-Chemical Behavior of Soil Bacteria in Relation to the Soil Colloid

1940 • 15 citations

Uricolytic Enzymes in Soil

1963 • 15 citations

Loss of Carbon Dioxide and Ammonia from Crop Residues during Decomposition

1946 • 15 citations

Influence of Cations on Flocculation of Clay Minerals by Microbial Metabolites as Determined by the Electrical Sensing Zone Particle Analyzer

1967 • 14 citations

IDENTIFICATION OF AN ALKALINE-DEPENDENT STREPTOMYCES AS STREPTOMYCES CAERULEUS BALDACCI AND CHARACTERIZATION OF THE SPECIES UNDER CONTROLLED CONDITIONS

1959 • 14 citations

Oxygen Sorption by Moist Soils and Vermiculite

1958 • 14 citations

CATALYTIC AND POLYMERIZATION-DIRECTING PROPERTIES OF MINERAL SURFACES

1957 • 13 citations

Sensitive Rapid Detection Method for Viable Bacterial Cells

1966 • 13 citations

Infrared Color Photography: Selective Demonstration of Bacteria

1968 • 13 citations

Sectioning of Soil

1956 • 13 citations

Decomposition of the Soil Conditioning Polyelectrolytes, HPAN and VAMA in Ohio Soils

1954 • 12 citations

Micro-organisms in agriculture.

1986 • 12 citations

PECULIAR MORPHOLOGY OF SOME MICROORGANISMS ACCOMPANYING DIATOMACEAE PRELIMINARY REPORT

1962 • 12 citations

Some factors affecting the solubility of phosphates during the microbial decomposition of plant material

1960 • 11 citations

Preliminary experiments in the study of the respiratory activity of micro-organisms suspended in thin films of fluid adhering to solid surfaces

1948 • 11 citations

Correlation of Temperature-dependent Water Properties and the Growth of Bacteria

1966 • 10 citations

The physiology of nitrification in Kenya highland soil

1959 • 10 citations

Extraterrestrial Life Detection Based on Oxygen Isotope Exchange Reactions

1967 • 10 citations

PRELIMINARY STUDIES ON THE MICROFLORA OF A HIGHLY SALINE SOIL

1963 • 10 citations

Nitrification of Ammonia Adsorbed on Colloidal Clay

1938 • 10 citations

IONIC ACTIVITY MEASUREMENTS IN HETEROGENEOUS SYSTEMS

1954 • 10 citations

Die Lebensfähigkeit von Escherichia coli in verschiedenen Bodenarten

1963 • 9 citations

Sensitive Rapid Detection Method for Viable Bacterial Cells

1966 • 9 citations

Das Verhalten von Salmonellen in verschiedenen Bodenarten

1963 • 9 citations

BEHAVIOR OF PLANTS UNDER EXTRATERRESTRIAL CONDITIONS: SEED GERMINATION IN ATMOSPHERES CONTAINING NITROGEN OXIDES

1964 • 9 citations

The Fiber-Optics Hypodermic Microscope

1964 • 8 citations

Demonstration of the stereospecific action of microorganisms in soil by gas liquid chromatography

1966 • 8 citations

THE OCCURRENCE OF MICROBIAL FORMS OF UNUSUAL MORPHOLOGY IN EUROPEAN AND ASIAN SOILS

1966 • 8 citations

PROTEOLYTIC ACTIVITY OF BACILLUS SUBTILIS IN A CLAY–PROTEIN PASTE SYSTEM ANALOGOUS TO SOIL

1959 • 7 citations

Concepts for detection of extra terrestrial life

1966 • 7 citations

Response of Fungi to Diurnal Temperature Extremes

1967 • 7 citations

The Apparent Effect of Water Structure on K Uptake by Plants

1967 • 7 citations

Electrical Sensing Zone Particle Analyzer for Measuring Germination of Fungal Spores in the Presence of Other Particles

1967 • 5 citations

Effects of Oxidants and Ionizing Conditions on Seed Germination at Subatmospheric Oxygen Levels

1964 • 5 citations

The Scientist and the UFO

1967 • 5 citations

Electron microscopy of objects of unusual appearance occuring in the biocenose of diatomaceae

1962 • 5 citations

Electrical Sensing Zone Particle Analyzer for Measuring Germination of Fungal Spores in the Presence of Other Particles1

1967 • 4 citations

‘Polyspheroids’ from American Soils

1966 • 3 citations

General Biology in the Soviet Union, 1964

1964 • 2 citations