Robert R. Coltman - Concepedia

Author

Robert R. Coltman

University of Hawaii System

Also Known As

Coltman, Robert R., R. Coltman, R. R. Coltman, R.R. Coltman, Robert Coltman, Robert R. Coltman

Publications

369

Citations

H-Index

Concepts

All Affiliations

University of Hawaii System University of Wisconsin–Madison University of California, Davis Oregon State University

About

Robert R. Coltman is an author at University of Hawaii System specializing in botany, plant physiology, and agricultural economics.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	9	9	247
2	Public Health	5	5	159
3	Medicine	3	3	60
4	Biology	2	2	57
5	Natural Sciences	1	1	21

Robert R. Coltman

Publications

320

Citations

H-Index

Page 1

	Year	Citations
Differential Tolerance of Tomato Strains to Maintained and Deficient Levels of Phosphorus Robert R. Coltman, G. C. Gerloff, W. H. Gabelman Journal of the American Society for Horticultural Science EngineeringBotanyAgricultural EconomicsPlant PathologyCrop Physiology	1985	39
Productivity Under Shade in Hawaii of Five Crops Grown as Vegetables in the Tropics Xenia Y. Wolff, Robert R. Coltman Journal of the American Society for Horticultural Science EngineeringBotanyAgricultural EconomicsCrop PhysiologyCrop Quality	1990	36
Yields of Greenhouse Tomatoes Managed to Maintain Specific Petiole Sap Nitrate Levels Robert R. Coltman HortScience EngineeringBotanySap No 3No 3Sustainable Agriculture	1988	35
Sampling Considerations for Nitrate Quick Tests of Greenhouse-grown Tomatoes Robert R. Coltman Journal of the American Society for Horticultural Science Petiole Sap NitrateSap Nitrate LevelsEngineeringNitrate Quick TestsBotany	1987	33
A Sand Culture System for Simulating Plant Responses to Phosphorus in Soil1 Robert R. Coltman, G. C. Gerloff, W. H. Gabelman Journal of the American Society for Horticultural Science Soilless FarmingPlant PhysiologyBiogeochemistryPlant-soil InteractionSand Medium	1982	33
Phosphorus Concentration and Application Interval Influence Growth and Mycorrhizal Infection of Tomato and Onion Transplants Douglas R. Waterer, Robert R. Coltman Journal of the American Society for Horticultural Science Plant-soil InteractionEngineeringBotanyVigorous Mycorrhizal TomatoPhosphorus Concentration	1988	21
Genetic Variability in Root Systems Associated with Nutrient Acquisition and Use W. H. Gabelman, G. C. Gerloff, Terry M. Schettini, HortScience Root-soil InteractionBotanyMedicineGeneticsEvolutionary Biology	1986	21
Nitrogen Robert R. Coltman Journal of Plant Nutrition EngineeringBotanySustainable AgricultureAgricultural EconomicsPlant Nutrition	1987	19
Survey of potato spindle tuber viroid in seed potato growing areas of the United States Mike K. C. Sun, Susan Siemsen, William F. Campbell, American Journal of Potato Research Seed PotatoCrop ProtectionPlant PathologyUnited StatesVegetable Production	2004	18
Equivalent Stress Comparisons Among Tomato Strains Differentially Tolerant to Phosphorus Deficiency Robert R. Coltman, G. C. Gerloff, W. H. Gabelman Journal of the American Society for Horticultural Science BotanyGeneticsEquivalent StressPlant PathologyCrop Physiology	1986	18

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