Biological Significance of Enzymes Accumulated in Soil

Use of p-nitrophenyl phosphate for assay of soil phosphatase activity

1969 • 3,906 citations

Short-term assays of soil proteolytic enzyme activities using proteins and dipeptide derivatives as substrates

1972 • 988 citations

Assay of urease activity in soils

1972 • 858 citations

Arylsulfatase Activity of Soils

1970 • 683 citations

Organic chemicals in the soil environment

1973 • 518 citations

Urease activity in soils

1973 • 382 citations

Organic chemicals in the soil environment

1972 • 351 citations

A rapid procedure to evaluate the dehydrogenase activity of soils low in organic matter

1971 • 285 citations

Extraction and Colorimetric Determination of Urea in Soils

1970 • 282 citations

Soil Enzymes in Relation to Old Field Succession: Amylase, Cellulase, Invertase, Dehydrogenase, and Urease

1973 • 263 citations

ALKALINE PHOSPHATASES AND PHOSPHORUS AVAILABILITY IN LAKE KINNERET1,2

1970 • 241 citations

Inhibition of Nitrification in Soils

1973 • 241 citations

Inhibition of urease activity in soils

1971 • 204 citations

Free Dissolved Enzymes in Lake Waters

1967 • 179 citations

A survey of urease activity in soils of Northern New South Wales

1967 • 172 citations

Factors Affecting Soil Arylsulfatase Activity

1970 • 161 citations

The effect of pellet size on the ammonia loss from urea applied to forest soil

1973 • 157 citations

Inaugural-Dissertation

1938 • 151 citations

Concerning the Location and Persistence of Soil Urease

1972 • 126 citations

Changes in enzymic activity and distribution of acid-soluble, amino acid-nitrogen in soil during nitrogen immobilization and mineralization

1973 • 118 citations

Characterization of phosphatase in a terestrial soil sterilized with an electron bearm

1952 • 107 citations

INTERACTION OF PESTICIDE-DERIVED CHLOROANILINE RESIDUES WITH SOIL ORGANIC MATTER1

1973 • 103 citations

TRANSITION OF PHOSPHITE TO PHOSPHATE IN SOILS

1953 • 98 citations

Eine photometrische Methode zur Bestimmung der Phosphatase‐Aktivität in Böden

1968 • 96 citations

Metabolism of propanil in soils

1970 • 95 citations

Fate of herbicide-derived chloroanilines in soil

1971 • 95 citations

Cell-free peroxidases in soil

1969 • 94 citations

A method for the determination of β-glucosidase activity in soil

1973 • 93 citations

Studies on Freshwater Bacteria: Association with Algae and Alkaline Phosphatase Activity

1972 • 91 citations

Decomposition of Urea Phosphate in Soils

1971 • 90 citations

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

1957 • 88 citations

A rapid method of evaluating different compounds as inhibitors of urease activity in soils

1971 • 87 citations

Radiation as a technique in soil biology and biochemistry

1969 • 86 citations

Soil microbiological and biochemical effects of long-term atrazine applications

1974 • 86 citations

Locus of Urease Activity in Soil

1969 • 85 citations

Properties of proteolytic enzymes extracted from soil

1972 • 84 citations

Die Messung der Katalaseaktivität von Böden

1971 • 84 citations

Studies on Freshwater Bacteria: Factors Which Influence the Population and its Activity

1971 • 75 citations

Factors affecting urea hydrolysis in several alberta soils

1973 • 73 citations

Aryl sulphatase activity in northern Nigerian soils

1972 • 69 citations

Factors Influencing Ammonia Losses From Urea Applied to Northwestern Forest Soils

1972 • 68 citations

Metabolism of 3,4-dichloroaniline in soils

1972 • 68 citations

Effects of storage on dehydrogenase activities of soils

1970 • 68 citations

PHOSPHATASE ACTIVITY OF SOILS AS INFLUENCED BY LIME AND OTHER TREATMENTS

1964 • 68 citations

THE NATURE OF THE CATALYST CAUSING THE HYDROLYSIS OF UREA IN SOILS

1940 • 66 citations

EFFECT OF FROST ACTION AND STORAGE OF SOIL AT FREEZING TEMPERATURES ON THE FREE AMINO ACIDS, FREE SUGARS AND RESPIRATORY ACTIVITY OF SOIL

1970 • 66 citations

Organophosphorus insecticide degradation by heat-labile substances in soil

1968 • 64 citations

Extraction of an urease-active organo-complex from soil

1972 • 63 citations

Urea Hydrolysis and Subsequent Loss of Ammonia

1963 • 63 citations

Phosphatase Release of Inorganic Phosphorus in Lake Kinneret

1969 • 63 citations

Assay of urease activity using 14C-urea in stored, geologically preserved, and in irradiated soils

1969 • 63 citations

Some factors influencing the determination of phosphatase activity in native soils and in soils sterilized by irradiation.

1966 • 60 citations

Urea Conversion to Ammonia in Waterlogged Soils

1970 • 59 citations

Herbicide-derived chloroazobenzene residues. Pathway of formation

1972 • 55 citations

Ammonia Losses from Soils, Gaseous Loss of Ammonia from Surface-Applied Nitrogenous Fertilizers

1961 • 54 citations

Effects of substituted p-benzoquinones on urease activity in soils

1973 • 53 citations

Eine Methode zur colorimetrischen Bestimmung der β-Glucosidase-Aktivität in Böden

1965 • 52 citations

The influence of rhizosphere microflora on the availability of 32P-myoinositol hexaphosphate phosphorus to wheat

1973 • 51 citations

A SEASONAL STUDY OF OXYGEN UPTAKE OF SOME PASTURE SOILS AND ACTIVITIES OF ENZYMES HYDROLYSING SUCROSE AND STARCH

1965 • 50 citations

MINERALIZATION OF SOIL ORGANIC PHOSPHORUS WITH PARTICULAR REFERENCE TO THE EFFECT OF LIME

1963 • 48 citations

Sterilization of Soil by Irradiation and Some Further Observations on Soil Enzyme Activity

1962 • 46 citations

1,3-Bis(3,4-dichlorophenyl)triazene from propanil in soils

1970 • 45 citations

Effect of the fungicide benomyl on some metabolic processes, and on numbers of bacteria and actinomycetes in the soil

1974 • 43 citations

Nitrogen Losses from Urea as Affected by Altering Soil Urease Activity

1967 • 41 citations

Microbial Versus Chemical Degradation of Malathion in Soil

1973 • 41 citations

HYDROLYSIS OF PHYTATE PHOSPHORUS IN SOILS

1952 • 40 citations

Efficiency of Fertilizer Urea as Affected by Method of Application, Soil Moisture, and Lime¹

1966 • 39 citations

Die biologische Aktivität des Bodens und ihre experimentelle Kennzeichnung

1954 • 38 citations

Reactions of Triammonium Pyrophosphate with Soils and Soil Minerals

1969 • 38 citations

Properties of a stable cell-free esterase from soil

1973 • 37 citations

EFFECTS OF AIR‐DRY, REFRIGERATED AND FROZEN STORAGE ON ACTIVITIES OF ENZYMES HYDROLYSING SUCROSE AND STARCH IN SOILS

1965 • 37 citations

Über das Enzymsystem unserer Kulturböden

1955 • 37 citations

Zur Kenntnis des Phosphatkreislaufes in Seen

1938 • 35 citations

The Effect of Temperature on the Mineralization of Soil Organic Phosphorus

1948 • 35 citations

RESPIRATION OF SOIL STERILIZED BY IONIZING RADIATIONS

1962 • 35 citations

HYDROLYSIS OF PYROPHOSPHATE IN SOILS

1968 • 35 citations

Effects of urease inhibitors on nitrification in soils

1974 • 35 citations

Factors of infinite-dimensional manifolds

1969 • 34 citations

A rapid method for measuring cellulase activity in soils

1971 • 33 citations

Phosphorus availability and alkaline phosphatase activities in two Israeli fishponds

1972 • 33 citations

HYDROLYSIS OF UREA IN SOILS BY THERMOLABILE CATALYSIS

1940 • 33 citations

Partial purification and properties of a soil enzyme that degrades the insecticide malathion

1971 • 33 citations

Effects of Some Urease Inhibitors on Urea Hydrolysis in Soils

1973 • 33 citations

Gaseous Loss of Ammonia from Prilled Urea Applied to Slash Pine

1970 • 32 citations

DEPHOSPHORYLATION OF ORGANIC PHOSPHORUS COMPOUNDS BY SOIL CATALYSTS

1942 • 31 citations

Influence of Simulated Fall and Spring Conditions on the Soil System: II. Effect on Soil Nitrogen

1971 • 31 citations

The Movement of Phytic Acid in Soil Cores

1967 • 30 citations

Effects of freezing and thawing of some grassland topsoils on oxygen uptakes and dehydrogenase activities

1972 • 29 citations

Effects of mercury compounds on soil microbes

1973 • 29 citations

Preparation and properties of a free soil enzyme

1963 • 28 citations

The influence of hydroxamates on ammonia loss from an acid loamy sand treated with urea

1969 • 27 citations

Proprietes des diphenol oxydases extraites des sols

1973 • 27 citations

Methylcarbamates effect acylanilide herbicide residues in soil

1971 • 26 citations

PYROPHOSPHATE AS A SOURCE OF PHOSPHORUS FOR PLANTS

1966 • 25 citations

Propanil and TCAB Residues in Rice Soils

1970 • 25 citations

Quantitative fluorescence analysis of soil lipase activity

1972 • 25 citations

Extraction and study of soil enzymes metabolising tryptophan

1971 • 25 citations

Biochemical transformations of herbicide-derived anilines in culture medium and in soil

1972 • 24 citations

Formation of 3,3′,3′,4,4′-tetrachloroazobenzene from 3,4-dichloroaniline in Ontario soils

1971 • 22 citations

A new enrichment technique for studying lysis of fungal cell walls in soil

1968 • 22 citations

Determination of soil phosphatase activity by a fluorimetric technique.

1966 • 22 citations

Versuche Über Die Wirkung Von Toluol Auf Die Mikroflora Von Böden

1963 • 22 citations

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

1961 • 20 citations

Xylanase in the Soil and the Rumen

1955 • 20 citations

Microbial populations hydrolyzing propanil and accumulation of 3,4-dichloroaniline and 3,3',4,4'-tetrachloroazobenzene in soils

1972 • 20 citations

Changes in extractable organic phosphorus in soil in the presence and absence of plants

1970 • 19 citations

FACTORS AFFECTING UREASE ACTIVITY IN A BLACK SPRUCE HUMUS STERILIZED BY GAMMA RADIATION

1968 • 19 citations

Fixation of enzyme protein in soil by the clay mineral montmorillonite

1969 • 18 citations

Growth Response of Sclerotium rolfsii to the Herbicide EPTC in Liquid Culture and Soil

1970 • 18 citations

Decarboxylation des acides amines aromatiques-1-14C par les extraits de sol

1973 • 17 citations

Formation of tetrachloroazobenzene in some Canadian soils treated with propanil and 3,4-dichloroaniline

1974 • 17 citations

Pyrophosphate Hydrolysis in Flooded Soil

1971 • 17 citations

Cushing's syndrome, a personal view.

1970 • 16 citations

The behaviour of some amino acids in gamma irradiated soils

1965 • 15 citations

Studies on the influence of foliar application of chemicals on the microflora and certain enzyme activities in the rhizosphere ofEleusine coracana Gaertn

1970 • 15 citations

Uricolytic Enzymes in Soil

1963 • 15 citations

Persistence and effect of dexon on soil respiration

1973 • 15 citations

Some observations on the oxidation of glucose by enzymes in soil in the presence of toluene

1968 • 15 citations

Effects of gamma radiation on accumulation of mineral nitrogen in fresh soils

1968 • 14 citations

3,3?,4?-Trichlor-4-(3,4-dichloranilino)-azobenzol, ein Abbauprodukt des Herbizides Propanil im boden

1970 • 14 citations

Biochemistry of water-logged soils: Part II. The presence of a deaminase in water-logged soils and its rôle in the production of ammonia

1927 • 13 citations

Behavior of urease added to unsterilized, steam-sterilized, and gamma radiation-sterilized black spruce humus

1970 • 13 citations

Die Enzyme im Boden als Faktoren seiner Fruchtbarkeit

1951 • 13 citations

Untersuchungen über die Produktion von Saccharase im Boden

1958 • 13 citations

Residual effect of urea and herbicides on hexosamine content and urease and proteinase activities in a grassland soil

1973 • 13 citations

Pyrophosphate Hydrolysis in Soil as Influenced by Flooding and Fixation

1972 • 12 citations

Investigation of diuron- and linuron- treated soils for 3,3',4,4'- tetrachloroazobenzene

1969 • 12 citations

Influence of Sod Treatment and Nitrogen Placement on the Utilization of Urea Nitrogen by Coastal Bermudagrass¹

1962 • 12 citations

Nachweis von freien Phosphatasen, Amylase und Saccharase im Wasser eines Teiches

1963 • 12 citations

Nippon Dojohiryogaku Zasshi

1970 • 12 citations

�ber das Vorkommen von ?- und ?-Glykosidasen im Boden

1953 • 12 citations

Altered propanil biodegradation in temporarily air-dried soil

1971 • 11 citations

The mechanism of the decomposition of cyanamide in the soil

1920 • 11 citations

Peroxidase activity and propanil degradation in soil*

1974 • 11 citations

The effect of 2:4-dinitro-phenol on phosphorus transformations during humus decomposition

1964 • 11 citations

Decomposition of diethylstilboestrol in soil

1964 • 11 citations

Transformation of Propanil‐Derived 3,4‐Dichloroaniline in Soil to 3,3′,4,4′‐Tetrachloroazobenzene as Related to Soil Peroxidase Activity

1973 • 11 citations

Urease Activity in a Black Spruce Humus Sterilized by Gamma Radiation

1968 • 10 citations

Enzymatic activity of the rhizosphere and soils in the East Siberia area

1964 • 10 citations

The effect of gamma‐radiation on the release of carbon dioxide from fresh soil

1971 • 9 citations

HYDROLYSIS OF SODIUM PYROPHOSPHATE AND TRIPOLYPHOSPHATE BY PLANT ROOTS

1972 • 9 citations

�ber Abbau und Umbau des Cyanamids in Boden und Pflanze

1954 • 9 citations

Factors affecting the formation of nitrite in γ-irradiated soils and its relationship with denitrifying potential

1971 • 9 citations

Untersuchungen zur synthetischen Wirkung von Enzymen im Boden

1959 • 9 citations

Soil adsorption of urea: I. On the mechanism of adsorption of urea

1960 • 9 citations

The assay of β-galactosidase in soil

1972 • 8 citations

Dextranase activity in soil

1972 • 8 citations

Stabilite et activite d'un systeme enzymatique degradant le tryptophane dans divers types de sols

1971 • 8 citations

Festlegung, Umwandlung und Aufnehmbarkeit von Phytin‐Phosphor im Boden

1971 • 8 citations

RESPIRATION OF A BLACK SPRUCE HUMUS STERILIZED BY HEAT OR IRRADIATION

1971 • 8 citations

The transformation of calcium cyanamide in the soil

1948 • 7 citations

Biological and chemical reduction of nitrate to nitrite in γ-irradiated soils, and factors leading to eventual loss of nitrite

1972 • 7 citations

�ber die Anwesenheit von L�vansucrase im Boden

1961 • 7 citations

Retention by Soils of the Nitrogen of Urea and Some Related Phenomena¹

1940 • 6 citations

Hydrolysis and Availability of Pyrophosphate in Tropical Soils

1973 • 6 citations

The reduction of 15N-labelled nitrate to nitrite by fresh soils following treatment with gamma radiation

1969 • 6 citations

Synthetic Effects of Soil Enzymes

1963 • 6 citations

Adsorption of urea by some Sudan soils

1972 • 6 citations

EFFECTS OF ADDED ALUMINUM ON SOME SOIL MICROBIAL PROCESSES AND ON THE GROWTH OF OATS (AVENA SATIVA) IN ARREDONDO FINE SAND

1967 • 6 citations

Die Umsetzung des Cyanamids in Kulturböden

1967 • 6 citations

Die Faktoren der Kalkstickstoff‐Umsetzung im Boden

1941 • 5 citations

Effects of toluene on microflora and hydrolysis of urea in a black spruce humus

1968 • 5 citations

EFFETS DU CHLORATE DE SODIUM SUR LES MICROORGANISMES DU SOL, LEUR RESPIRATION ET LEUR ACTIVITE ENZYMATIQUE

1973 • 5 citations

Interactions with Soil Lipase Activation and Inhibition

1973 • 5 citations

Effects of DD, EDB and PCP upon microorganisms and their activities in soil part II effects on microbial activity

1961 • 5 citations

Zur Dynamik der Bodenmikroflora nach Anwendung der Fungizide Olpisan (Trichlordinitrobenzol), Captan und Thiuram

1970 • 5 citations

Evaluation of Urea‐Hydrocarbon Complexes as “Slow Release” Nitrogen Carriers

1969 • 4 citations

Effect of chloroxuron on some microbial activities in soil

1971 • 4 citations

Биологический круговорот веществ и повышение продуктивности лесов

1969 • 3 citations

Zur Bestimmung der Saccharaseaktivität in Bodenproben

1973 • 2 citations

Influence des nématicides sur l'activité biologique du sol

1959 • 1 citations

Katalytische Eigenschaften der Böden

1928 • 1 citations