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Dive into the research topics where Robert W. Langhans is active.

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Featured researches published by Robert W. Langhans.


Hortscience | 1990

Low Temperature Alters Carbohydrate Metabolism in Easter Lily Bulbs

William B. Miller; Robert W. Langhans


Hortscience | 1999

213 Effect of Plant Density on Plant and Stand Performance in Hydroponically Grown Dry Bean (Phaseolus vulgaris)

David S. de Villiers; Robert W. Langhans


Hortscience | 1999

219 Food-grade Greenhouses: Development and Implementation of a HACCP Plan for the Production of Controlled Environment Agriculture (CEA) Boston Lettuce

Robert W. Langhans; Mauricio Salamanca


Hortscience | 1996

Air and Water Temperature Effects on Growth of Lettuce in a Hydroponic System

Helen Thompson; Robert W. Langhans


Hortscience | 1994

544 PB 084 AIR SUPPLY FOR LETTUCE TIPBURN PREVENTION AND ITS EFFECTS ON TRANSPIRATION AND PHOTOSYNTHESIS

Jan M. Kossowski; Darlene Wilcox; Robert W. Langhans


Hortscience | 1994

396 CALLA LILY VEGETATIVE & REPRODUCTIVE DEVELOPMENT PATTERNS

Ramona A. Reiser; Robert W. Langhans


Hortscience | 1994

500 PB 210 MODELING LEACHATE VOLUME PRODUCED BY TRADITIONAL CUT ROSE PRODUCTION IN GREENHOUSES: A CASE STUDY

Dawn M. Alleman; Robert W. Langhans; Ellen Wells


Hortscience | 1993

CONTROLLED ENVIRONMENT CONSTRUCTED WETLAND TREATMENT OF GREENHOUSE DRAINAGE

Christopher H. Pickerell; Robert W. Langhans


Hortscience | 1993

LETTUCE SEEDLING PRODUCTION FOR HYDROPONICS

Ramona A. Reiser; Robert W. Langhans


Hortscience | 1993

EVALUATION OF LUMINARES FOR HID LIGHTING

Robert W. Langhans

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