Concepedia

L. A. Harper

LA

21

Publications

1.2K

Citations

17

H-Index

1975

Active since

Affiliations

Agricultural Research Service(Current)

University of Georgia

Watkins College of Art Design and Film

Natural Resources Conservation Service

CSIRO Land and Water

L. A. Harper is an author at Agricultural Research Service specializing in engineering, agricultural economics, and biogeochemistry.

Top concepts

EngineeringAgricultural EconomicsBiogeochemistrySoil SciencePublic HealthNutrient ManagementBotanyEnvironmental ChemistrySustainable AgricultureEarth Science

Publications per year

1975–2004

21

Publications

21

Nitrogen Cycling in a Wheat Crop: Soil, Plant, and Aerial Nitrogen Transport<sup>1</sup>

L. A. Harper, R. R. Sharpe, G. W. Langdale et al. · Agronomy Journal · 1987 · 238 citations

Volatile Nh 3, Biogeochemistry, Plant-soil Interaction +10

Ammonia Volatilization from Spring Wheat Plants

William J. Parton, J. A. Morgan, J. M. Altenhofen et al. · Agronomy Journal · 1988 · 114 citations

Biogeochemistry, Crop Production, Engineering +12

Ammonia Volatilization: Soil, Plant, and Microclimate Effects on Diurnal and Seasonal Fluctuations<sup>1</sup>

L. A. Harper, VR Catchpoole, Ryan D. Davis et al. · Agronomy Journal · 1983 · 111 citations

Engineering, Agricultural Economics, Land Degradation +16

Ammonia Volatilization from Surface‐Applied Poultry Litter under Conservation Tillage Management Practices

R. R. Sharpe, Harry H. Schomberg, L. A. Harper et al. · Journal of Environmental Quality · 2004 · 107 citations

Precision Agriculture, Engineering, Land Use +17

Volatilization of ammonia from urine patches in a subtropical pasture

I Vallis, L. A. Harper, VR Catchpoole et al. · Australian Journal of Agricultural Research · 1982 · 90 citations

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