Sources of nitrate to ground water

Nitrogen in Agricultural Soils

1982 • 1,714 citations

Inorganic Forms of Nitrogen

2016 • 1,595 citations

Limitations to Efficient Water Use in Crop Production

1983 • 936 citations

Biochemical Ecology of Nitrification and Denitrification

1977 • 892 citations

Nitrogen in Crop Production

1984 • 762 citations

CYANOSIS IN INFANTS CAUSED BY NITRATES IN WELL WATER

1945 • 618 citations

Terrestrial Nitrogen Cycles

1982 • 574 citations

Nitrogen isotope fractionation in soils and microbial reactions

1970 • 529 citations

Nitrogen transformations and loss in flooded soils and sediments

1984 • 510 citations

Denitrification, Nitrification, and Atmospheric Nitrous Oxide

1981 • 495 citations

Nitrate Losses from Disturbed Ecosystems

1979 • 483 citations

Soil variability - a review

1971 • 472 citations

No-Tillage Agriculture

1980 • 461 citations

Nitrous Oxide: Emission from Soils During Nitrification of Fertilizer Nitrogen

1978 • 458 citations

Mineralization and Immobilization of Soil Nitrogen

2013 • 453 citations

Nitrates, Nitrites, and Nitrosamines

1972 • 452 citations

Bohn, H.L., B.L. McNeal and G.A. O'Connor: Soil Chemistry. 2. Auflage, 341 S., John Wiley a. Sons, New York, Chichester (1985), £ 30.65

1986 • 446 citations

Consequences of Water Movement in Macropores

1979 • 384 citations

Investigations on Denitrification in Soil

1956 • 338 citations

Nitrate Losses From Disturbed Forests: Patterns and Mechanisms

1979 • 332 citations

The absolute abundance of the nitrogen isotopes in the atmosphere and compressed gas from various sources

1958 • 318 citations

Nitrification in Soil

2013 • 308 citations

Nitrate leaching from grassland

1984 • 289 citations

Fertilizer Nitrogen: Contribution to Nitrate in Surface Water in a Corn Belt Watershed

1971 • 284 citations

Nitrogen in crop production

1986 • 265 citations

Ground Water Contamination in the United States

1983 • 258 citations

The Chemistry of Soil Processes

1982 • 252 citations

Nitrogen Management for Maximum Efficiency and Minimum Pollution

2013 • 250 citations

Nitrification: Importance to Nutrient Losses from a Cutover Forested Ecosystem

1969 • 244 citations

Sources and Concentrations of Nitrate‐Nitrogen in Ground Water of the Central Platte Region, Nebraska^a

1979 • 240 citations

A MODEL OF THE EXTENT OF ANAEROBIC ZONES IN AGGREGATED SOILS, AND ITS POTENTIAL APPLICATION TO ESTIMATES OF DENITRIFICATION¹

1980 • 234 citations

Nitrate‐Nitrogen in Tile Drainage as Affected by Fertilization

1981 • 220 citations

Prediction of soil nitrogen availability in forest ecosystems: a literature review.

1980 • 217 citations

Nitrous Oxide Emission from Soils

1986 • 217 citations

Drainage Control to Diminish Nitrate Loss from Agricultural Fields

1979 • 210 citations

Biogeochemistry of Ancient and Modern Environments

1980 • 205 citations

Nitrate, Phosphorus, and Sulfate in Subsurface Drainage Water

1975 • 198 citations

Nitrous oxide production in aerobic soils under varying pH, temperature and water content

1984 • 190 citations

The Nitrogen Cycle in Sediment‐Water Systems

1973 • 188 citations

CONGENITAL MALFORMATIONS AND MATERNAL DRINKING WATER SUPPLY IN RURAL SOUTH AUSTRALIA: A CASE-CONTROL STUDY

1984 • 184 citations

Nitrogen relationships in intensively managed temperate grasslands

1984 • 183 citations

Crop Nitrogen Requirements, Utilization, and Fertilization

2013 • 182 citations

Natural Soil Nitrate: The Cause of the Nitrate Contamination of Ground Water in Runnels County, Texas^a

1975 • 181 citations

Soils for Management of Organic Wastes and Waste Waters

1977 • 181 citations

The Nitrogen‐15 Abundance in a Wide Variety of Soils

1978 • 179 citations

Validity of Soil‐Water Samples Collected with Porous Ceramic Cups

1975 • 176 citations

Blood nitrates and infantile methemoglobinemia

1982 • 175 citations

Cation exchange in soils.

1948 • 172 citations

The toxicology of nitrate, nitrite and n‐nitroso compounds

1975 • 169 citations

Denitrification in No‐Till and Plowed Soils

1982 • 169 citations

Nitrogen Balance in Urine‐affected Areas of a New Zealand Pasture¹

1979 • 167 citations

Effect of Temperature on the Gaseous Nitrogen Products of Denitrification in a Silt Loam Soil

1979 • 164 citations

INFLUENCE OF THE SPATIAL DISTRIBUTION OF NITRATE ON THE UPTAKE OF N BY PLANTS: A REVIEW AND A MODEL FOR ROOTING DEPTH

1980 • 159 citations

Epidemiological and toxicological aspects of nitrates and nitrites in the environment.

1972 • 158 citations

Mineralization and immobilization of soil nitrogen by microorganisms

1981 • 155 citations

Leaching Characteristics of a Layered Field Soil

1978 • 151 citations

Nitrogen relationships in intensively managed temperate grasslands

1984 • 150 citations

Lysimeter Measurements of Nitrate and Chloride Losses from Soil Under Conventional and No‐tillage Corn

1977 • 146 citations

Nitrate Accumulation in Soils and Loss in Tile Drainage Following Nitrogen Applications to Continuous Corn

1978 • 143 citations

Terrestrial Nitrogen Cycles; Processes, Ecosystem Strategies and Management Impacts.

1982 • 141 citations

Percolation of Surface‐applied Water in the Field

1976 • 138 citations

Evaluating Plant-Available Nitrogen in Soil-Crop Systems

2013 • 134 citations

NITRATE IN DRINKING WATER

1971 • 131 citations

Agricultural ecosystems; Unifying concepts

1985 • 130 citations

Efficient Use of Nitrogen in Cropping Systems

2013 • 129 citations

Modeling Wastewater Renovation: Land Treatment

1982 • 128 citations

Nutrient Budgets for Agricultural Watersheds in the Southeastern Coastal Plain

1985 • 126 citations

Nitrates: An environmental assessment

1979 • 120 citations

NATURAL NITROGEN-15 ABUNDANCE OF SOIL AND PLANT SAMPLES

1976 • 119 citations

THE PRECISION OF DETERMINATIONS OF THE NATURAL ABUNDANCE OF NITROGEN-15 IN SOILS, FERTILIZERS, AND SHELF CHEMICALS

1974 • 118 citations

Variations of Nitrogen-15 Abundance in Soils

1964 • 108 citations

Wheat Fallow Tillage Systems' Effect on a Newly Cultivated Grassland Soils' Nitrogen Budget

1985 • 106 citations

Natural Abundance of Nitrogen-15 as a Tool for Tracing Alder-Fixed Nitrogen

1985 • 104 citations

Non‐Uniform Infiltration Under Potato Canopies Caused by Interception, Stemflow, and Hilling¹

1976 • 103 citations

Nitrogen‐15 Variations in Fertilizer Nitrogen

1974 • 103 citations

Nitrogen compounds in natural water—A review

1966 • 101 citations

Nitrification and Denitrification in Conventional and No‐Tillage Soils

1985 • 99 citations

Chloride and Tritiated Water Flow in Disturbed and Undisturbed Soil Cores

1974 • 99 citations

Agricultural management and water quality

1984 • 99 citations

Ammonium Versus Nitrate Nutrition of Higher Plants

2013 • 97 citations

Effect of a Killed Sod Mulch on Nitrate Movement and Corn Yield¹

1973 • 95 citations

Nitrogen Tracers in Nitrogen Cycle Studies—Past Use and Future Needs

1973 • 94 citations

Nutrient Removal and Leaching from a Whole‐Tree Harvest of Northern Hardwoods

1982 • 94 citations

An epidemiological study of well-water nitrates in a group of south west african/namibian infants

1981 • 92 citations

Nitrate and Chloride in Ground Water Under Irrigated Agriculture in Central Wisconsin^a

1977 • 91 citations

Nitrogen Mineralization Potential and Nitrogen Transformations of Sludge‐Amended Soil

1984 • 91 citations

Denitrification in Subsoils of the North Carolina Coastal Plain as Affected by Soil Drainage

1975 • 89 citations

Nitrogen and Phosphorus Dynamics and Budgets in Annual Grasslands

1980 • 88 citations

Nitrate Distribution in the Ground Water of the Alliston Region of Ontario, Canada

1982 • 86 citations

Health aspects of nitrate in drinking water

1981 • 86 citations

Inorganic Forms of Nitrogen in Soil

2013 • 85 citations

Drainage Water Sampling in a Wet, Dual‐Pore Soil System

1979 • 84 citations

Nitrogen, Chloride, and Water Balance with Irrigated Russet Burbank Potatoes in a Sandy Soil¹

1977 • 84 citations

Effect of Agricultural Land Use on Ground‐Water Quality in a Small Pennsylvania Watershed^a

1985 • 84 citations

Groundwater Contamination in the United States.

1985 • 84 citations

Nitrogen‐Isotope Ratios of Nitrate in Ground Water Under Fertilized Fields, Long Island, New York

1985 • 82 citations

The Amount and Nitrogen‐15 Content of Nitrate in Soil Profiles from two Central Illinois Fields in a Corn‐Soybean Rotation

1974 • 81 citations

Potential Aquifer Pollution from Nitrate Leaching Following the Plowing of Temporary Grassland

1984 • 81 citations

Use of Variations in Natural Nitrogen Isotope Abundance for Environmental Studies: A Questionable Approach

1972 • 81 citations

Nitrogen cycling in conventional and no-tillage agroecosystems in the Southern Piedmont.

1984 • 78 citations

N¹⁵/N¹⁴ Ratios of Ground‐Water Nitrate, Long Island, New York^a

1978 • 78 citations

Nitrate‐Nitrogen and Chloride Movement Through Undisturbed Field Soil

1977 • 77 citations

Design and Installation of Large Weighing Lysimeters

1985 • 77 citations

Soil Properties and Efficient Water Use: An Overview

2015 • 76 citations

Spatial Variability of Nitrogen‐15 and Total Nitrogen in Some Virgin and Cultivated Soils

1980 • 75 citations

Mode of Action of Nitrification Inhibitors

2013 • 74 citations

Nitrate in Deep Soil Profiles in Relation to Fertilizer Rates and Leaching Volume

1972 • 74 citations

Effect of Drainage System Design and Operation on Nitrate Transport

1981 • 72 citations

Nitrogen Transformations During Subsurface Disposal of Septic Tank Effluent in Sands: I. Soil Transformations

1973 • 70 citations

Denitrification in a major limestone aquifer

1985 • 68 citations

Factors Affecting the Persistence and Bioactivity of Nitrification Inhibitors

2013 • 65 citations

A Field Study of the Agricultural Use of Sewage Sludge: II. Effect on Soil N and P

1977 • 63 citations

Model Calculations for the Extraction of Soil Water by Ceramic Cups and Plates

1977 • 63 citations

Nitrogen Transformations and Availability of an Anaerobically Digested Sewage Sludge in Soil

1973 • 62 citations

Biological denitrification

1983 • 61 citations

Effect of acid rain on soils

1985 • 61 citations

Soil Profile Conditions of Cattle Feedlots

1974 • 60 citations

Utilization of municipal sewage effluent and sludge on forest and disturbed land

1983 • 59 citations

Variation in the Natural Nitrogen‐15 Abundance in Nitrate Mineralized During Incubation of Several Illinois Soils

1974 • 59 citations

Technological Approaches to Improving the Efficiency of Nitrogen Fertilizer Use by Crop Plants

2013 • 57 citations

Conservation Practices: Relation to the Management of Plant Nutrients for Crop Production

2013 • 57 citations

Effects of Increased Fertilizer Rates on Nitrogen Content of Runoff and Percolate From Monolith Lysimeters

1977 • 56 citations

Leaching of nitrate and other nutrients from a grazed pasture

1984 • 55 citations

Nitrogen Transformations During Subsurface Disposal of Septic Tank Effluent in Sands: II. Ground Water Quality

1973 • 54 citations

Nitrogen Cycling in Conventional and No-Tillage Agro-Ecosystems: Analysis of Pathways and Processes

1984 • 54 citations

Nitrogen‐15 Enrichment of Soils and Soil‐Derived Nitrate

1973 • 54 citations

Nutrient content of tile drainage from cropland in the North Central Region.

1980 • 53 citations

Recycling of Nitrogen Through Land Application of Agricultural, Food Processing, and Municipal Wastes

2013 • 52 citations

Geologic Nitrogen in Pleistocene Loess of Nebraska

1976 • 52 citations

Advances in Methodology for Research on Nitrogen Transformations in Soils

2013 • 52 citations

The Effects of Pesticides on Nitrogen Transformations in Soils

2013 • 51 citations

Columns Representing Mound‐type Disposal Systems for Septic Tank Effluent: II. Nutrient Transformations and Bacterial Populations

1974 • 51 citations

Variation in Natural N‐15 Abundance of Central Saskatchewan Soils

1981 • 50 citations

A Field Study of the Agricultural Use of Sewage Sludge: I. Effect on Crop Yield and Uptake of N and P

1977 • 49 citations

Threats to the Integrity of the Nitrogen Cycle: Nitrogen Compounds in Soil, Water, Atmosphere and Precipitation

1970 • 48 citations

Losses of nitrogen and other plant nutrients to drainage from soil under grass

1973 • 48 citations

Nonpoint Nitrate Contamination of Ground Water in Merrick County, Nebraska^a

1978 • 48 citations

Nitrogen Leaching as Influenced by Nitrogen Management and Supplemental Irrigation Level

1981 • 48 citations

The natural abundance of 15N in the soil water system of a small catchment area

1977 • 48 citations

Nitrogen Balance in the Southern San Joaquin Valley

1976 • 47 citations

Modeling of the Soil Nitrogen Cycle

2013 • 46 citations

Disposition of ¹⁵N‐Labeled Fertilizer Nitrate Applied During Corn Culture in Field Lysimeters

1978 • 46 citations

Isotopic Tracer Techniques for Identification of Sources of Nitrate Pollution

1973 • 46 citations

Measuring Nitrogen Leaching with Ion Exchange Resin: A Laboratory Assessment

1983 • 44 citations

Nitrate Dynamics in Fall Creek, New York

1976 • 44 citations

Geologic Nitrogen: A Potential Geochemical Hazard in the San Joaquin Valley, California

1980 • 43 citations

Nitrate Concentrations in Deep Soil Cores as Related to Soil Profile Characteristics

1974 • 43 citations

Nitrate content and nitrogen loss in drainwater.

1969 • 43 citations

Simplified Long Term Concept for Evaluating Leaching of Nitrogen from Agricultural Land

1976 • 43 citations

A lysimeter study of the fate of fertilizer nitrogen in spring barley crops grown on shallow soil overlying Chalk: crop uptake and leaching losses

1984 • 43 citations

Nitrate‐Nitrogen and Phosphorus Contents of Streams Draining Small Agricultural Watersheds in Kentucky

1974 • 41 citations

Field Comparison of Soil Solution Samplers

1981 • 41 citations

Nitrogen and Chloride Uptake by Irrigated Russet Burbank Potatoes¹

1977 • 40 citations

Spatial Variability of Nitrate in Irrigated Cotton: II. Soil Nitrate and Correlated Variables

1985 • 40 citations

Relationship between photosynthesis and denitrification in planted soil

1985 • 40 citations

Nitrate and Chloride Leaching in a Swelling Clay Soil

1974 • 40 citations

Nitrate‐reducing and ammonium‐oxidizing bacteria in the vadose zone of the chalk aquifer of England

1980 • 40 citations

Sampling Distribution of Nitrates in Irrigated Fields¹

1977 • 39 citations

Denitrification in Four California Soils: Effect of Soil Profile Characteristics

1978 • 39 citations

Nitrate and Chloride Movement in the Plainfield Loamy Sand Under Intensive Irrigation.

1974 • 37 citations

Nitrate and Chloride Movement in the Plainfield Loamy Sand Under Intensive Irrigation

1974 • 36 citations

Evaluation of a Sulfur‐Thiobacillus denitrificans Nitrate Removal System

1976 • 36 citations

Anion movement in a soil under pasture

1981 • 36 citations

NITROGEN REMOVAL IN A SUBSURFACE DISPOSAL SYSTEM

1981 • 36 citations

Fertilizer Nitrogen and Residual Nitrate‐Nitrogen Effects on Irrigated Corn Yield

1985 • 35 citations

Daily chemical variability of domestic septic tank effluent

1982 • 35 citations

Nitrogen Fertilization I. Nitrate Accumulation and Losses Under Continuous Corn Cropping

1977 • 35 citations

Land Application of Chemically Treated Sewage Sludge: I. Effects on Crop Yield and Nitrogen Availability

1978 • 34 citations

Nitrate contamination of shallow groundwaters in Ontario, Canada

1984 • 34 citations

Shallow Groundwater Quality Beneath an Intensive Multiple‐Cropping System using Center Pivot Irrigation

1984 • 34 citations

Nitrogen Content of Shallow Ground Water in the North Carolina Coastal Plain

1974 • 34 citations

The Effect of Large Applications of Manure on Movement of Nitrate and Carbon in an Irrigated Desert Soil

1974 • 33 citations

SPATIAL VARIABILITY OF NITROGEN IN SOILS

1978 • 32 citations

High loss of nitrogen in drainage from soil under grass following a prolonged period of low rainfall

1977 • 32 citations

Guidelines for the application of wastewater sludge to agricultural land in Wisconsin

1975 • 32 citations

Soil and Climatic Factors Which Affect Nutrient Mobility

2013 • 31 citations

Evaluation of Nitrate Content of Ground Water in Hall County, Nebraska^a

1973 • 31 citations

Nitrate leaching and adsorption in a krasnozem from Redland Bay, QLD. II. Soil factors influencing adsorption

1976 • 30 citations

An Extended Version of a Conceptual Model for Evaluating Annual Nitrogen Leaching Losses from Croplands

1979 • 30 citations

Perspectives for research on development of nitrification inhibitors

1985 • 30 citations

Nitrates as an Environmental, Animal, and Human Hazard

1974 • 30 citations

Nitrates, nitrites, and health

2011 • 30 citations

Nitrate and Ammonium Contents of Wisconsin Limestones

1971 • 30 citations

A Comparison of Nitrogen in Shallow Ground Water from Sewered and Unsewered Areas, Nassau County, New York, from 1952 through 1976^a

1980 • 29 citations

Determining Sludge Fertilization Rates for Forests from Nitrate‐N in Leachate and Groundwater

1983 • 29 citations

Application of Municipal Refuse and Liquid Sewage Sludge to Agricultural Land: II. Lysimeter Study

1977 • 28 citations

Global Effects of Environmental Pollution

1970 • 28 citations

Heavy Metals Transport Model in a Sludge‐treated Soil

1977 • 28 citations

Current Status of Nitrification Inhibitor use in U.S. Agriculture

2013 • 28 citations

Tension Lysimeter Studies of Ion and Moisture Movement In Glacial Till and Coral Atoll Soils

1961 • 27 citations

Nitrate Leaching in a Sludge‐Treated Forest Soil

1979 • 27 citations

A SIMPLE MODEL FOR PREDICTING THE EFFECTS OF LEACHING OF FERTILIZER NITRATE DURING THE GROWING SEASON ON THE NITROGEN FERTILIZER NEED OF CROPS

1980 • 27 citations

Soil Nitrates Following Four Years Continuous Corn and as Surveyed in Irrigated Farm Fields of Central and Eastern Colorado

1976 • 27 citations

Soil Nitrogen Balance in selected Row‐Crop Sites in Southern California

1972 • 27 citations

Movement of nitrogen and carbon from a septic system drainfield

1980 • 27 citations

Lysimeter and Field Measurements of Chloride and Bromide Leaching in an Uncultivated Loamy Sand

1977 • 26 citations

Nitrate Leaching During Long‐term Spray Irrigation for Treatment of Secondary Sewage Effluent on Woodland Sites

1978 • 26 citations

A SIMPLE MODEL FOR PREDICTING THE EFFECTS OF WINTER LEACHING OF RESIDUAL NITRATE ON THE NITROGEN FERTILIZER NEED OF SPRING CROPS

1980 • 26 citations

Design and Operation of Land Treatment Systems for Minimum Contamination of Ground Water^a

1974 • 26 citations

Nitrate and Salt in Soils and Ground Waters from Land Disposal of Dairy Manure

1971 • 26 citations

INFLUENCE OF AGRICULTURAL PRACTICES ON WATER QUALITY IN NEBRASKA: A SURVEY OF STREAMS, GROUNDWATER, AND PRECIPITATION¹

1973 • 26 citations

Nitrogen losses from soils caused by Rhizobium-dependent denitrification

1984 • 25 citations

Concentrations of Nitrogen, Phosphorus, Potassium, and Total Soluble Salts in Soil Solution Samples from Fertilized and Unfertilized Histosols

1972 • 25 citations

Nitrate Leaching as Influenced by Water Application Level and Nitrification Inhibitors

1984 • 24 citations

Changes in Concentrations of Selected Chemical Pollutants in Wet, Tile‐drained Soil Systems as Influenced by Disposal of Septic Tank Effluents

1979 • 23 citations

Nitrate in Unsaturated Zone of an Alluvial Soil in Relation to Fertilizer Nitrogen Rate and Irrigation Level

1972 • 23 citations

A Steady‐State Conceptual Nitrogen Model for Estimating Nitrogen Emissions from Cropped Lands

1977 • 23 citations

Water and Solute Movement in Svea Loam for Two Water Management Regimes

1971 • 23 citations

Nitrate and Chloride Accumulation and Distribution in Fertilized Tile‐Drained Soils

1974 • 22 citations

The movement of septic tank effluent through sandy soils near Perth. I. Movement of nitrogen

1984 • 22 citations

LEACHING OF NITRATE FROM SHEEP-GRAZED PASTURES

1985 • 22 citations

Twelve Years of Continuous Corn Fertilization with Ammonium Nitrate or Urea Nitrogen

1973 • 22 citations

Nutrient Mobility in Soils: Accumulation and Losses

1970 • 21 citations

Nitrogen contamination of groundwater by barnyard leachates.

1969 • 21 citations

Nitrogen Fertilizer and Nitrate Concentrations in Tributaries of the Upper Sangamon River in Illinois

1978 • 21 citations

Evolution of contaminated groundwater in Holt County, Nebraska

1979 • 21 citations

Ammonium, Nitrate, and Total Nitrogen in the Soil Water of Feedlot and Field Soil Profiles

1972 • 21 citations

Nitrogen Availability and Uptake from Field Soils Five Years after Addition of Sewage Sludge

1985 • 20 citations

Factors Affecting Nitrate Nitrogen and Chloride Leaching Variability in a Field Plot

1979 • 19 citations

NITRATE NITROGEN DISTRIBUTION IN CORN LAND FOLLOWING APPLICATIONS OF DIGESTED SEWAGE SLUDGE

1975 • 19 citations

The Unreliability of Tile Effluent for Monitoring Subsurface Nitrate-Nitrogen Losses from Soils

1974 • 18 citations

Nitrogen-Tillage-Residue Management: II. Calibration of Potential Rate of Nitrification by Model Simulation

1985 • 18 citations

Leaching and Uptake of Nitrogen Applied to Annual Grass and Clover‐Grass Mixtures in Lysimeters¹

1974 • 18 citations

Variations in Nitrate and Chloride Concentrations below Selected Agricultural Fields

1982 • 18 citations

Comparative rates of leaching of chloride, nitrate and tritiated water under field conditions

1982 • 17 citations

CHEMICAL CHARACTERISTICS OF A FEEDLOT SOIL PROFILE

1975 • 17 citations

Changes in Inorganic Nitrogenous Compounds from Septic Tank Effluent in a Soil with a Fluctuating Water Table

1977 • 17 citations

Geologic nitrogen and the occurrence of high nitrate soils in the western San Joaquin Valley, California

1979 • 16 citations

The detection of dimethylnitrosamine and diethylnitrosamine in municipal sewage sludge applied to agricultural soils

1980 • 16 citations

CROPPING AN ABANDONED FEEDLOT TO PREVENT DEEP PERCOLATION OF NITRATE-NITROGEN

1978 • 16 citations

Disposition of Fertilizer Nitrate Applied to a Swelling Clay Soil in the Field

1976 • 16 citations

Use of Nitrogen from Agricultural, Industrial, and Municipal Wastes

2013 • 16 citations

Land Disposal of Broiler Litter: Changes in Concentration of Chloride, Nitrate Nitrogen, Total Nitrogen, and Organic Matter in a Cecil Sandy Loam

1977 • 16 citations

COMPUTER SIMULATION MODELING FOR NITROGEN IN IRRIGATED CROPLANDS

1978 • 15 citations

Simulation of nitrogen in agro-ecosystems: Criteria for model selection and use

1982 • 14 citations

Septic Nitrogen and Phosphorus Removal Test System^a

1976 • 14 citations

The Behavior of Nutrient Elements Added to a Forest Soil with Sewage Sludge

1978 • 14 citations

The Nitrogen Status Beneath Beef Cattle Feedlots in Eastern Nebraska

1975 • 14 citations

Sampling for soil nitrogen changes in large areas of grazed pastures

1973 • 14 citations

NITRATE CONTAMINATION OF GROUND WATER IN THE NEEPAWA-LANGRUTH AREA OF MANITOBA

1971 • 14 citations

Potential for Nitrogen Loss

2013 • 14 citations

GROUND-WATER MODELING - THE EMPEROR HAS NO CLOTHESa

1983 • 13 citations

A Comparative Study of Nitrate Levels at Three Adjacent Ground‐Water Sources in a Chalk Catchment Area West of London

1980 • 13 citations

Nitrate Occurrence in Some Soils With and Without Natric Horizons

1974 • 12 citations

Nitrate Leaching and Irrigated Corn Production with Organic and Inorganic Fertilizers on Sandy Soil

1980 • 12 citations

Ammonium, Nitrate, and Total Nitrogen in the Soil Water of Feedlot and Field Soil Profiles1

1972 • 12 citations

Ground Water Monitoring Technology: Procedures, Equipment, and Applications

1983 • 12 citations

Columns Representing Mound‐Type Disposal Systems for Septic Tank Effluent: I. Soil‐water and Gas Relations

1974 • 12 citations

Effect of Feedlot Manure on Soil and Water Quality

1973 • 12 citations

NITROGEN MOVEMENT IN A SHALLOW AQUIFER SYSTEM OF THE NORTH CAROLINA COASTAL PLAIN¹

1975 • 11 citations

Long‐term trends in nitrate concentration in Iowa water supplies

1982 • 11 citations

Nutritional and Physiological Effects of Nitrates, Nitrites, and Nitrosamines

1975 • 11 citations

Nitrogen balance in small river basins under agricultural and forestry use

1980 • 10 citations

Groundwater Monitoring Technology. Procedures, Equipment and Applications

1984 • 10 citations

Effects of Scheduling Municipal Waste‐Water Effluent Irrigation of Reed Canarygrass on Nitrogen Renovation and Grass Production

1981 • 10 citations

Simulation of nitrogen in agro-ecosystems: Criteria for model selection and use

1982 • 9 citations

Nitrate Leaching from Sewage‐irrigated Perennials as Affected by Cutting Management

1979 • 9 citations

Nitrogen and Water Distributions in Fertilized Sandy Soil During Irrigation and Drainage

1980 • 7 citations

Environmental planning for wastewater land application: Lessons from Penn State's “living filter”

1983 • 7 citations

Soil Water Nitrate Beneath a Broad-Basin Terraced Feedlot

1973 • 7 citations

The Effect of Waste Water Reuse in Cold Regions on Land Treatment Systems

1978 • 7 citations

The Influence of Sorghum‐Sudangrass Roots on Nutrient Leaching¹

1981 • 7 citations

The Effect of Beef Feedlot Runoff on the Nitrate‐Nitrogen Content of a Shallow Aquifer

1981 • 6 citations

NITRATE CONCENTRATIONS IN GROUNDWATER BENEATH A BEEF CATTLE FEEDLOT¹

1972 • 6 citations

Nitrates in South Dakota Range Soils

1972 • 6 citations

CHANGES AND SIGNIFICANCE IN NATURAL ¹⁵N ABUNDANCE IN RESIDUAL NITROGEN FERTILIZER STUDIES

1981 • 6 citations

Waste Accumulation on a Selected Dairy Corral and Its Effect on the Nitrate and Salt of the Underlying Soil Strata

1973 • 5 citations

NITROGEN MOVEMENT NEAR SURFACE MANURE STORAGES

1976 • 5 citations

Interaction between nitrogen fertilization, rainfall and groundwater pollution in sandy soil

1984 • 5 citations

NITROGEN INPUTS AND OUTPUTS: A VALLEY BASIN STUDY

1978 • 4 citations

Distribution and Probable Source of Nitrate in Ground Water of Paradise Valley, Arizona

1980 • 3 citations

Trace Substances and Health, A Handbook

1985 • 3 citations

Regional Nitrogen Mass Balance Model for the Florida Peninsula

1980 • 3 citations

Irrigation With Simulated Secondary Waste Water on Tiled Soil Cropped to Bromegrass and Corn

1982 • 2 citations

Soil Absorption of Septic Tank Effluent

1973 • 1 citations

Deleted Work

1955 • 0 citations