Survey of methods for soil moisture determination

Model for predicting evaporation from a row crop with incomplete cover

1972 • 2,199 citations

Wheat canopy temperature: A practical tool for evaluating water requirements

1977 • 846 citations

A Comparative Study of the Effects of Albedo Change on Drought in Semi–Arid Regions

1977 • 773 citations

Effect of surface roughness on the microwave emission from soils

1979 • 588 citations

Simulation of field water uptake by plants using a soil water dependent root extraction function

1976 • 497 citations

Microwave Backscatter Dependence on Surface Roughness, Soil Moisture, and Soil Texture: Part I-Bare Soil

1978 • 485 citations

Dielectric properties of soils at UHF and microwave frequencies

1974 • 452 citations

Model for Estimating Soil Water, Plant, and Atmospheric Interrelations: I. Description and Sensitivity

1973 • 414 citations

The Dependence of Bare Soil Albedo on Soil Water Content

1975 • 407 citations

METHODS OF MEASURING SOIL MOISTURE TENSION

1949 • 398 citations

The effect of soil moisture on circulation and rainfall in a tropical model

1977 • 378 citations

Remote-Sensing of Crop Yields

1977 • 361 citations

Numerical Methods in Subsurface Hydrology

1972 • 354 citations

Field manual for research in agricultural hydrology

1965 • 342 citations

Theory for passive microwave remote sensing of near-surface soil moisture

1977 • 333 citations

The gravimetric method of soil moisture determination Part I A study of equipment, and methodological problems

1970 • 288 citations

Simultaneous transport of solutes and water under transient unsaturated flow conditions

1973 • 261 citations

Remote sensing of soil moisture with microwave radiometers

1974 • 254 citations

DETERMINATION OF SOIL MOISTURE BY NEUTRON SCATTERING

1952 • 248 citations

Radiative Transfer in a Plane Stratified Dielectric

1978 • 247 citations

Estimating Soil Moisture Depletion from Climate, Crop and Soil Data

1971 • 210 citations

The utility of surface temperature measurements for the remote sensing of surface soil water status

1975 • 202 citations

A NEW VERSATILE SOIL MOISTURE BUDGET

1966 • 195 citations

Simultaneous Solute and Water Transfer for an Unsaturated Soil

1971 • 192 citations

Analysis of surface moisture variations within large‐field sites

1980 • 185 citations

Humidity and Moisture

1966 • 171 citations

Remote Sensing of Surface Soil Moisture

1978 • 164 citations

Optimum Radar Parameters for Mapping Soil Moisture

1976 • 156 citations

Cotton Leaf Temperatures as Related to Soil Water Depletion and Meteorological Factors¹

1973 • 147 citations

Radar measurement of soil moisture content

1974 • 140 citations

Stress Day Index to Characterize Effects of Water Stress on Crop Yields

1971 • 136 citations

The gravimetric method of soil moisture determination Part III An examination of factors influencing soil moisture variability

1970 • 133 citations

Finite Element Analysis of Two-Dimensional Flow in Soils Considering Water Uptake by Roots: I. Theory

1975 • 130 citations

A numeric method for estimating infiltration, redistribution, drainage, and evaporation of water from soil

1969 • 120 citations

Comparison of 2.8‐ and 21‐cm microwave radiometer observations over soils with emission model calculations

1979 • 119 citations

Field Soil Water Regime

1973 • 111 citations

Remote sensing of soil moisture by a 21-cm passive radiometer

1976 • 110 citations

Influences of Plant Moisture Stress, Solar Radiation, and Air Temperature on Cotton Leaf Temperature¹

1966 • 110 citations

Hydraulic Properties of a Porous Medium: Measurement and Empirical Representation

1976 • 108 citations

Modeling Evapotranspiration and Soil Moisture

1974 • 103 citations

Evapotranspiration Model Tested for Soybean and Sorghum¹

1976 • 102 citations

Automatic monitoring of soil moisture conditions in a hillslope spur and hollow

1977 • 93 citations

Measuring Soil Matric Potential in situ by Sensing Heat Dissipation within a Porous Body: I. Theory and Sensor Construction

1971 • 90 citations

Catchment modeling and initial parameter estimation for the National Weather Service River Forecast System

1976 • 89 citations

In situmeasurement of moisture in soil and similar substances by `fringe' capacitance

1966 • 83 citations

A numerical model based on coupled one‐dimensional Richards and Boussinesq equations

1974 • 80 citations

Computer simulation techniques in hydrology

1976 • 74 citations

SOIL MOISTURE MEASUREMENT BY NEUTRON MODERATION

1956 • 73 citations

Gamma-radiation attenuation for measuring bulk density and transient water flow in porous materials

1963 • 69 citations

THE NEUTRON METHOD FOR MEASURING SOIL MOISTURE CONTENT—A REVIEW

1972 • 69 citations

Active microwave measurement of soil water content

1974 • 67 citations

USE OF GAMMA RAYS IN MEASURING WATER CONTENT AND PERMEABILITY IN UNSATURATED COLUMNS OF SOIL

1962 • 65 citations

Test of the Stress‐Degree‐Day Concept Using Multiple Planting Dates of Red Kidney Beans

1979 • 64 citations

A note on some recently proposed mechanisms of genesis of deserts

1977 • 63 citations

Dynamic simulation of water depletion in the root zone

1976 • 59 citations

Tensiometers for Measuring the Capillary Tension of Soil Water¹

1936 • 59 citations

Microwave remote sensing and its application to soil moisture detection

1977 • 59 citations

MEASUREMENT OF SOIL MOISTURE IN THE FIELD BY NEUTRON MODERATION

1967 • 56 citations

Water Content Measurement in Soil Columns by Gamma Ray Absorption

1962 • 56 citations

Soil water content and evaporation determined by thermal parameters obtained from ground-based and remote measurements

1976 • 56 citations

DETECTION OF SOIL MOISTURE BY REMOTE SURVEILLANCE

1972 • 55 citations

A Frequency Shift Dielectric Soil Moisture Sensor

1978 • 55 citations

A Guide to Using Csmp-The Continuous System Modeling Program

1978 • 54 citations

A generalization of the stress-degree-day concept of yield prediction to accommodate a diversity of crops

1980 • 53 citations

Irrigation Timing by the Stress Day Index Method

1974 • 52 citations

A Soil Moisture Budget Model Accounting for Shallow Water Table Influences

1978 • 46 citations

Systematic and Random Errors in Dual Gamma Energy Soil Bulk Density and Water Content Measurements

1972 • 45 citations

Calibration and Characteristics of Two Neutron Moisture Probes

1961 • 44 citations

Dielectric constants of soils at microwave frequencies-2

1972 • 43 citations

Estimating soil moisture in the root zone of crops: A technique adaptable to remote sensing

1976 • 42 citations

SATELLITE MICROWAVE OBSERVATIONS OF SOIL MOISTURE VARIATIONS¹

1977 • 40 citations

Hydraulic Conductivity Calculations for Unsaturated Steady‐State and Transient‐State Flow in Sand

1975 • 39 citations

Measurement of Attenuation of 137Cs and 241Am Gamma Rays for Soil Density and Water Content Determinations

1971 • 38 citations

A MODULATED SOIL MOISTURE BUDGET

1959 • 37 citations

Sorghum Foliar Responses to Changes in Soil Water Content¹

1967 • 36 citations

A NEW DESIGN PRINCIPLE FOR NEUTRON SOIL MOISTURE GAGES

1969 • 35 citations

Controlling Automated Irrigation With Soil Matric Potential Sensor

1973 • 34 citations

Crop water-stress assessment using an airborne thermal scanner

1978 • 33 citations

A Dynamic Continuous Simulation Model of Water State and Transportation in the Soil-Plant-Atmosphere system

1975 • 31 citations

A recording field tensiometer with rapid response characteristics

1967 • 30 citations

Comparison of methods of calibration of a neutron probe by gravimetry or neutron-capture model

1977 • 30 citations

Dual Energy Gamma-ray Transmission for Coincident Measurement of Water Content and Dry Bulk Density of Soil

1967 • 26 citations

Errors in Gamma‐ray Measurements of Water Content and Bulk Density in Nonuniform Soils

1978 • 25 citations

SOIL MOISTURE SENSING WITH AIRCRAFT OBSERVATIONS OF THE DIURNAL RANGE OF SURFACE TEMPERATURE¹

1978 • 25 citations

Estimating forage crop production: a technique adaptable to remote sensing

1978 • 24 citations

NEUTRON PROBE FIELD CALIBRATION FOR SOILS IN THE GEORGIA COASTAL PLAIN1

1973 • 24 citations

The deuterium content of raindrops

1963 • 24 citations

Soil Moisture Interface Effects upon Readings of Neutron Moisture Probes

1963 • 22 citations

INFLUENCE OF BULK DENSITY OF THE SOIL ON NEUTRON MOISTURE METER CALIBRATION

1966 • 22 citations

Soil water measurement with an Am241-Be neutron source and an application to evaporimetry

1967 • 22 citations

The correlation of Skylab L-band brightness temperatures with antecedent precipitation

1975 • 20 citations

DETERMINATION OF EVAPOTRANSPIRATION USING THE NEUTRON SCATTERING METHOD

1965 • 20 citations

Soil moisture estimation by the neutron scattering method in Britain

1966 • 20 citations

Electric Polarization

1971 • 19 citations

A Recording Tensiometer with a Short Response Time

1962 • 19 citations

A Fast-Response, Field Tensiometer System

1969 • 19 citations

A COMPARISON OF ELECTRIC RESISTANCE UNITS FOR MAKING A CONTINUOUS MEASUREMENT OF SOIL MOISTURE UNDER FIELD CONDITIONS

1948 • 18 citations

Moisture Dependency of Radar Backscatter from Irrigated and Non-Irrigated Fields at 400 MHz AND 13.3 GHz

1974 • 18 citations

A PORTABLE CAPACITANCE-TYPE SOIL MOISTURE METER

1955 • 17 citations

DETERMINING WATER CONTENT OF DIFFERENT SOILS BY THE NEUTRON METHOD

1968 • 16 citations

NEUTRON SOIL MOISTURE GAUGES.

1966 • 16 citations

The Applicability of Dual Gamma Scanning to Freezing Soils and the Problem of Stratification

1978 • 14 citations

FIELD EXPERIENCE WITH THE NEUTRON-SCATTERING METHOD OF MEASURING SOIL MOISTURE

1957 • 14 citations

Statistical Parameters and Reproducibility of the Neutron Method of Measuring Soil Moisture

1960 • 14 citations

The measurements of soil moisture and density by neutron and gamma-ray scattering.

1950 • 13 citations

CONCENTRATION AND SIZE OF GRAVEL IN RELATION TO NEUTRON MOISTURE AND DENSITY PROBE CALIBRATION

1979 • 13 citations

Coincidence and Interference Corrections for Dual‐Energy Gamma Ray Measurements of Soil Density and Water Content

1973 • 12 citations

A Field‐Calibrated Portable Neutron Rate Meter for Measuring Soil Moisture in Citrus Orchards

1957 • 12 citations

Volumetric Calibration of Neutron Moisture Probes

1966 • 12 citations

Experiments in Predicting Evapotranspiration by Simulation With a Soil-Plant-Atmosphere Model (SPAM)

2013 • 11 citations

Hydrologic modeling of small watersheds

1984 • 11 citations

NEUTRON RANDOM COUNTING ERROR IN TERMS OF SOIL MOISTURE FOR NONLINEAR CALIBRATION CURVES

1967 • 11 citations

ON THE SENSITIVITY OF SUBSURFACE NEUTRON MOISTURE GAUGES TO VARIATIONS IN BULK DENSITY

1968 • 11 citations

EFFECT OF BULK DENSITY AND OF HYDROGEN IN FORMS OTHER THAN FREE WATER ON THE CALIBRATION CURVE OF THE NEUTRON MOISTURE METER

1962 • 10 citations

PROCEDURE FOR CALIBRATING NEUTRON MOISTURE PROBES IN THE FIELD.

1964 • 10 citations

Modeling Soil Water Movement into Plant Roots

1977 • 9 citations

Microwave properties of geological materials: Studies of penetration depth and moisture effects

1972 • 8 citations

Accuracy and Source Strength in Soil Moisture Neutron Probes

1962 • 8 citations

Source‐Detector Geometry Effect on Neutron Probe Calibration

1972 • 7 citations

On the fractional parts of $n/j,$ $j=o(n)$

1976 • 6 citations

IMPROVED STANDARDS FOR NEUTRON SOIL WATER METERS

1967 • 5 citations

CAPACITANCE SENSOR FOR SOIL MOISTURE MEASUREMENT

1975 • 5 citations

HUMIDITY SENSOR

1965 • 4 citations

The resolution of the neutron scattering method for soil moisture determination.

1960 • 3 citations

Electrical methods of determining soil moisture content

1975 • 3 citations

Soil moisture modeling review

1978 • 1 citations

Simplified Budgeting of Plow Layer Moisture Under Meadow

2018 • 1 citations

Deleted Work

1955 • 0 citations