Robert L. Mikkelsen

Phosphorus losses in runoff after application of litter from broilers fed high-available phosphorus corn feed

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 38(13-14), 1805–1814.

Polyethersulfone membrane filters for sampling soil water from in situ soils and intact soil columns for phosphate analysis

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 37(3-4), 377–388.

Balancing the phosphorus budget of a swine farm: A case study

Journal of Natural Resources and Life Sciences Education, 34, 90–95.

Fertilizer use for horticultural crops in the US during the 20th century

HortTechnology, 15(1), 24–30.

Field-scale evaluation of phosphorus leaching in acid sandy soils receiving swine waste

JOURNAL OF ENVIRONMENTAL QUALITY, 34(6), 2024–2035.

Nitrogen availability of anaerobic swine lagoon sludge: sludge source effects

BIORESOURCE TECHNOLOGY, 96(3), 323–329.

Nitrogen mineralization of anaerobic swine lagoon sludge as influenced by seasonal temperatures

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 35(7-8), 991–1005.

Runoff phosphorus losses as related to phosphorus source, application method, and application rate on a piedmont soil

JOURNAL OF ENVIRONMENTAL QUALITY, 33(4), 1424–1430.

Runoff phosphorus losses as related to soil test phosphorus and degree of phosphorus saturation on piedmont soils under conventional and no-tillage

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 35(19-20), 2987–3007.

A phosphorus budget of a poultry farm and a dairy farm in the southeastern US, and the potential impacts of diet alterations

NUTRIENT CYCLING IN AGROECOSYSTEMS, 66(3), 295–303.

Separation of soil organic phosphorus compounds using reverse-phase ion-pair chromatography

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 34(9-10), 1393–1406.

Struvite precipitation in anaerobic swine lagoon liquid: effect of pH and Mg : P ratio and determination of rate constant

BIORESOURCE TECHNOLOGY, 89(3), 229–236.

Using tobacco by-products as a nitrogen source for container-grown houseplants

JOURNAL OF PLANT NUTRITION, 26(8), 1697–1708.

Monitoring phosphorus mineralization from poultry manure using phosphatase assays and phosphorus-31 nuclear magnetic resonance spectroscopy

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 33(7-8), 1205–1217.

Sorption of organic phosphorus compounds in Atlantic coastal plain soils

Soil Science, 167(10), 652–658.

Greenhouse evaluation of four boron fertilizer materials

JOURNAL OF PLANT NUTRITION, 24(4-5), 717–725.

Soybean as a receiver crop for nitrogen in swine lagoon effluent

SOIL SCIENCE, 166(7), 453–464.

Beneficial use of swine by-products: Opportunities for the future source

In J. F. Power & W. P. Dick (Eds.), Land application of agricultural, industrial, and municipal by-products (pp. 451–480).

Container substrate temperatures affect mineralization of composts

HortScience, 35(1), 16–18.

Nitrogen loss and transformations in croplands receiving applications of swine lagoon effluent

Animal, agriculture and food processing waste: 8th Symposium, (2000), 588–596. St. Joseph, Michigan: American Society of Agricultural Engineers.

Nutrient management for organic farming: A case study

Journal of Natural Resources and Life Sciences Education, 29(2000), 88–92.

Optimization of sample pH and temperature for phosphorus-31 nuclear magnetic resonance spectroscopy of poultry manure extracts

COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 31(1-2), 229–240.

Spatial variability of phosphorus retention capacities for various fields

Proceedings of the 5th International Conference on Precision Agriculture, Bloomington, Minnesota, USA, 16-19 July, 2000, 1.

Spatial variability of soil pH, phosphorus, copper and zinc in fields receiving long-term applications of animal manure

Animal, agriculture and food processing waste: 8th Symposium: American Society of Agriculture Engineers, 2000, (2000), 597–601. St. Joseph, Michigan: American Society of Agricultural Engineers.

Struvite formation to remove phosphorus from anaerobic swine lagoon effluent

Animal, agriculture and food processing waste: 8th Symposium: American Society of Agriculture Engineers, 2000, (2000), 18–26. St. Joseph, Michigan: American Society of Agricultural Engineers.

The role of low molecular weight organic acids from decomposing rye in inhibiting root-knot nematode populations in soil

APPLIED SOIL ECOLOGY, 15(3), 243–251.

A comparison of three methods for determining root-knot nematode infection of cotton roots

Nematropica, 29(2), 147–151.

Effects of soil calcium and pH on seed germination and subsequent growth of large crabgrass (Digitaria sanguinalis)

WEED TECHNOLOGY, 13(2), 421–424.

Estimating the availability of nutrients from processed swine lagoon solids through incubation studies

BIORESOURCE TECHNOLOGY, 70(3), 261–268.

Greenhouse evaluation of processed swine lagoon solids as a fertilizer source

JOURNAL OF PLANT NUTRITION, 22(11), 1701–1715.

Groundwater nitrate depletion in a swine lagoon effluent-irrigated pasture and adjacent riparian zone

Journal of Soil & Water Conservation, 54(4), 651–656.

Nitrogen dynamics and buffer zones

Buffer zones: Their processes and potential in water protection: The proceedings of the International Conference on Buffer Zones, (1999), 54–61.

Survival and infection of root-knot nematodes added to soil amended with rye at different stages of decomposition and cropped with cotton

APPLIED SOIL ECOLOGY, 13(3), 231–235.

The use of poultry litter as Co-substrate and source of inorganic nutrients and microorganisms for the ex situ biodegradation of petroleum compounds

POULTRY SCIENCE, 78(7), 956–964.

Stream water level control to enhance riparian buffer effectiveness removing nitrate-nitrogen

Drainage in the 21st century: Food production and the environment: Proceedings of the seventh International Drainage Symposium, 551–558. St. Joseph, Michigan: American Society of Agricultural Engineers.

Agricultural and environmental issues in the management of swine waste

[Review of ]. AGRICULTURAL USES OF BY-PRODUCTS AND WASTES, 668, 110–119.

Providing students with an international exposure to soil fertility

Journal of Natural Resources and Life Sciences Education, 26(1), 69–70.

USING HYDROPHILIC POLYMERS TO IMPROVE UPTAKE OF MANGANESE FERTILIZERS BY SOYBEANS

FERTILIZER RESEARCH, 41(2), 87–92.

ADDITION OF GEL-FORMING HYDROPHILIC POLYMERS TO NITROGEN-FERTILIZER SOLUTIONS

FERTILIZER RESEARCH, 36(1), 55–61.