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Address: Department of Plant Sciences
University of California at Davis
Davis, CA 95616
ajbloom@ucdavis.edu
Telephones: (530) 752-1743 office
(530) 752-7482 laboratory
(530) 752-9659 fax
Marital Status: Married, two children
Education: B.A.; Physics; Yale University; June, 1971
Ph.D.; Biology; Stanford University; January, 1979
Professional Experience: Research Associate
Landesanstalt fur Immissionsschutz, Essen, Germany
July, 1971 – August, 1972
Research Associate
Institute of Arctic Biology, U. of Alaska, Fairbanks
September, 1978 – September, 1980
Assistant, Associate, and Full Professor
Department of Plant Sciences, U. of California, Davis
October, 1980 – Present
Honors and Distinctions:
Graduated cum laude, 1971
NIH Training Grant Fellow, 1972 – 1976
Ph.D. with distinction, 1979
NSF Panel Member: Physiological Ecology & Population Biology 1983
Biological Instrumentation 1989-1990
Ecological & Evolutionary Physiology 1992-1996
NASA Science Working Group on the Space Station 1992-1996
DOE Panel Member: Photosynthesis in Nature 1993
Plant Biology Distinguished Lecturer, UCLA 1994
Chair, Advisory Com. Rockefeller Foundation, International Ag. 1995
USDA Panel Member: Forest/Range/Crop/Aquatic Ecosystems 1996
Monsanto Corporation Science Advisory Board 1996-2000, 2006-8
Physiologia Plantarum Associate Editor 1996-1997
NASA Panel Member: Space Biology 1998-2000
Department Chair Department of Vegetable Crops 1997-2002
President, Davis Chapter GSD Agricultural Honor Society 2002-2004
UC’s Faculty Rep. Federal Demonstration Partnership 2002-2007
Ceres Corporation Consultant 2005-2007
Plant, Cell & Environment Associate Editor 2006
Wilbur-Ellis Corporation Expert Witness 2006
J. Sci. Food & Agric. Associate Editor 2007-present
NASA CELSS Nitrogen relations in controlled environments 1979-81 $35,060
NSF DEB-81-04681 Efficiency of N acquisition in wild & cultivated barleys 1981-85 $182,850
NSF BSR-84-16893 Efficiency of N acquisition in Hordeum & Lycopersicon 1985-88 $234,316
NSF BSR-88-06585 Root growth patterns in relation to N availability 1988-91 $135,000
USDA 88-37264-3857 Mechanism of flooding tolerance in wild tomatoes 1988-92 $75,000
NSF DCB-89-16637 Ammonium & nitrate as N sources for plant growth 1990-93 $225,000
NSF DIR-91-23113 Controlled environment facilities for plant biology, 6 Co-PI's 1992-93 $1,500,000
NSF IBN-93-06521 Chilling & NH4+ absorption in wild & cultivated tomatoes 1993-97 $306,000
USDA 93-37305-9143 Bioenergetics of NH4+ & NO3– acquisition 1993-96 $110,000
DOE 95ER62128 Nitrogen budgets under elevated CO2 1995-99 $282,583
NSF BIR-96-01871 Acquisition of isotope ratio mass spectrometers, Head PI 1996-01 $694,000
NSF STI-96-02790 Renovation & replacement of greenhouses, Head PI 1996-02 $1,398,975
NSF IBN-99-74927 NO3– assimilation under elevated CO2 1999-03 $456,907
USDA 2000-00647 Chilling tolerance in wild & cultivated tomatoes 2000-03 $180,000
UC Discovery-03-10397 Transfer of genes conferring stress tolerance, 2 Co-PI’s 2004-07 $139,973
NSF IBN-03-43127 Global change & nitrate assimilation 2004-08 $585,000
NSF-IOS-08-18435 Photorespiration, nitrate assimilation, & climate change 2008-11 $532,922
USDA 2008-01029 Physiology of chilling tolerance in tomato 2008-11 $349,985
1. Roy K, Bloom AJ, Söll D (1971) tRNA separations using benzolated DEAE-cellulose. In: Cantoni G, Davies D (eds) Procedures in Nucleic Acid Research. Harper and Row, New York, pp 524-541
2. Kuelske S, Bloom AJ (1973) Testing an area source model through application to an isolated area source and simultaneous concentration measurements. VDI Berlin 200:189-198
3. Chapin FS, III, Bloom AJ (1976) Phosphate absorption: adaptation of tundra graminoids to a low temperature, low phosphorus environment. Oikos 26:111-121
4. Zeiger E, Bloom AJ, Hepler PK (1978) Ion transport in stomatal guard cells: a chemiosmotic hypothesis. What's New in Plant Physiology 9:29-32
5. Bloom AJ (1979) Salt requirement for Crassulacean Acid Metabolism in the annual succulent, Mesembryanthemum crystallinum. Plant Physiology 63:749-753
6. Bloom AJ (1979) Diurnal ion fluctuations in the mesophyll tissue of the Crassulacean Acid Metabolism plant, Mesembryanthemum crystallinum. Plant Physiology 64:919-923
7. Bloom AJ, Troughton JH (1979) High productivity and photosynthetic flexibility in a CAM plant. Oecologia (Berl) 38:35-43
8. Gulmon SL, Bloom AJ (1979) C3 photosynthesis and high temperature acclimation of CAM in Opuntia basilaris Englem. and Bigel. Oecologia (Berl) 38:217-222
9. Bloom AJ, Mooney HA, Björkman O, Berry J (1980) Materials and methods for carbon dioxide and water exchange analysis. Plant Cell & Environment 3:371-376
10. Bloom AJ, Chapin FS, III (1981) Differences in steady-state net ammonium and nitrate influx by cold and warm adapted barley varieties. Plant Physiology 68:1064-1067
11. Bloom AJ, Epstein E (1984) Varietal differences in salt-induced respiration in barley. Plant Sci Letts 35:1-3
12. Schulze E-D, Bloom AJ (1984) Relationship between mineral nitrogen influx and transpiration in radish and tomato. Plant Physiology 76:827-828
13. Bloom AJ (1985) Wild and cultivated barleys show similar affinities for mineral nitrogen. Oecologia (Berl) 65:555-557
14. Bloom AJ, Chapin FS, Mooney HA (1985) Resource limitation in plants—an economic analogy. Annual Review of Ecology and Systematics 16:363-92
15. Bloom AJ, Finazzo J (1985) The influence of ammonium and chloride on potassium and nitrate absorption by barley roots depends on time of exposure and cultivar. Plant Physiology 81:67-69
16. Bloom AJ (1986) Plant economics. Trends in Ecology and Evolution 1:98-100
17. Bloom AJ (1986) Use nitrogen more effectively. American Vegetable Grower, Western Perspective 34:32-34
18. Chapin FS, Bloom AJ, Field CB, Waring RH (1987) Plant responses to multiple environmental factors. BioSciences 37:49-57
19. Bloom AJ, Smart D (1987) Species variation in the absorption of mineral nitrogen. Proceedings of the Hydroponics Society of America 8:104-113
20. Bloom AJ (1988) Ammonium and nitrate as nitrogen sources for plant growth. ISI Atlas of Science 1:55-59
21. Bloom AJ, Caldwell RM (1988) Root excision decreases nutrient absorption and gas fluxes. Plant Physiology 87:794-796.
22. Smart D, Bloom AJ (1988) The kinetics of ammonium and nitrate absorption in cultivated and wild species of Lycopersicon. Oecologia (Berl.) 76:336-340.
23. Bloom AJ (1989a) Continuous and steady-state nutrient absorption by intact plants. In: Torrey JG, Winship LJ (eds) Applications of Continuous and Steady-State Methods to Root Biology. Martinus Nijhoff Publishers, Dordrecht, 147-163.
24. Schachtman D, Bloom AJ, Dvorák J (1989) Salt-tolerant Triticum × Lophopyrum derivatives limit the accumulation of sodium and chloride ions. Plant Cell & Environment 12:47-55.
25. Bloom AJ (1989b) Principles of instrumentation for physiological ecology. In: Pearcy RW, Ehleringer JR, Mooney HA, Rundel P (eds) Physiological Plant Ecology: Field Methods and Instrumentation. Chapman and Hall, New York, 1-13.
26. Bloom AJ, Caldwell RM, Finazzo J, Warner RL, Weissbart J (1989) Oxygen and carbon dioxide fluxes from barley shoots depend on nitrate assimilation. Plant Physiology 91:352-356.
27. Henriksen GH, Bloom AJ, Spanswick RM (1990) Measurement of net fluxes of ammonium and nitrate at the surface of barley roots using ion-selective microelectrodes. Plant Physiology 93:271-280.
28. Bloom AJ, Sukrapanna SS (1990) Effects of exposure to ammonium and transplant shock upon the induction of nitrate absorption. Plant Physiology 94:85-90.
29. Jackson LE, Bloom AJ (1990) Root distribution in relation to nitrogen availability in field-grown tomatoes. Plant and Soil 128:115-126.
30. Smart DR, Bloom AJ (1991) Influence of root NH4+ and NO3¯ content on the temperature response of net NH4+ and NO3¯ uptake in chilling sensitive and chilling resistant Lycopersicon taxa. Journal of Experimental Botany 42:331-338.
31. Koch G, Bloom AJ, Chapin FS (1991) Ammonium and nitrate as nitrogen sources in two Eriophorum species. Oecologia 88:570-573.
32. Amthor JS, Koch GW, Bloom AJ (1992) CO2 inhibits respiration in leaves of Rumex crispus L. Plant Physiology 98:757-760.
33. Bloom AJ, Sukrapanna SS, Warner RL (1992) Root respiration associated with ammonium and nitrate absorption and assimilation by barley. Plant Physiology 99:1294-1301.
34. Bloom AJ, Jackson LE, Smart DR (1993) Root growth as a function of ammonium and nitrate in the root zone. Plant Cell & Environment 16:199-206.
35. Smart DR, Bloom AJ (1993) The relationship between kinetics of NH4+ and NO3¯ absorption and growth in the cultivated tomato (Lycopersicon esculentum Mill. cv. T5). Plant Cell & Environment 16:259-267.
36. Kosola KR, Bloom AJ (1994) Methylammonium as a transport analog for ammonium in tomato (Lycopersicon esculentum). Plant Physiology 104:435-442.
37. Bloom AJ (1994) Crop acquisition of ammonium and nitrate. In: Boote KJ, Bennett JM, Sinclair TR, Paulsen GM (eds) Physiology and Determination of Crop Yield. ASA, CSA, SSSA, Madison, WI. 303-310.
38. Jackson LE, Bloom AJ (1994) Assessment of methylammonium as an analog for ammonium in plant uptake from soil. Plant Soil 164:195-202.
39. Kosola KR, Bloom AJ (1996) Chlorate as a transport analog for nitrate absorption by roots of tomato (Lycopersicon esculentum). Plant Physiology 110:1293-1299.
40. Evans RD, Bloom AJ, Sukrapanna SS, Ehleringer JR (1996) Nitrogen isotope composition of tomato (Lycopersicon esculentum Mill. cv T-5) grown under ammonium or nitrate nutrition. Plant Cell & Environment 11:1317-1323
41. Bloom AJ (1996) Nitrogen dynamics in plant growth systems. Life Support Biosphere Sciences 3:35-41.
42. Nicoulaud BAL, Bloom AJ (1996) Plant growth, urea absorption and assimilation under urea applied foliarly as the sole nitrogen source for tomato. Journal of the American Society of Horticultural Sciences 121:1117-1121.
43. Bloom AJ (1997) Nitrogen as a limiting factor: crop acquisition of ammonium and nitrate. In: Jackson LE (ed) Agricultural Ecology. Academic Press, San Diego, pp. 145-172.
44. Bloom AJ (1997) Interactions between inorganic nitrogen nutrition and root development. Journal of Plant Nutrition and Soil Sciences 160:253-259.
45. Bloom AJ, Randall LB, Meyerhoff PA, St. Clair DA (1998) The chilling sensitivity of root ammonium influx in a cultivated and wild tomato. Plant Cell & Environment 21:191-199.
46. Colmer TD, Bloom AJ (1998) A comparison of net NH4+ and NO3– fluxes along roots of rice and maize. Plant Cell & Environment 21:240-246.
47. Nicoulaud BAL, Bloom AJ (1998) Nickel supplements improve growth when foliar urea is the sole nitrogen source for tomato. Journal of the American Society of Horticultural Sciences 123:556-559.
48. Smart DR, Bloom AJ (1998) Investigations of ion absorption during NH4+ exposure: I. Relationship between H+ efflux and NO3– absorption. Journal of Experimental Botany 49: 95-100.
49. Bloom AJ (1998) Chapter 5. Mineral Nutrition. In: Taiz L, Zeiger E (eds) Plant Physiology, 2nd Edition. Sinauer Assoc., Sunderland, MA, pp. 103-124.
50. Bloom AJ (1998) Chapter 12. Assimilation of Mineral Nutrients. In: Taiz L, Zeiger E (eds) Plant Physiology, 2nd Edition. Sinauer Assoc., Sunderland, MA, pp. 323-345.
51. Smart DR, Ritchie K, Bloom AJ, Bugbee BB (1998) Nitrogen balances for wheat canopies (Triticum aestivum cv Veery 10) grown under elevated CO2. Plant Cell & Environment 21:753-764.
52. Nicoulaud BAL, Bloom AJ (1998) Ammonium does not induce ammonium absorption in nitrogen sufficient tomatoes. Journal of the American Society of Horticultural Sciences 123:787-790.
53. Taylor AR, Bloom AJ (1998) Ammonium, nitrate, and proton fluxes along the maize root. Plant Cell & Environment 21:1255-1263.
54. Bloom AJ, Taylor AR (2000) Active ion transport in plants. In: Kung S –D, Yang S –F, eds, Discoveries in Plant Science — Volume 3, World Scientific, Singapore, pp. 411-421.
55. Truco MJ, Randall LB, Bloom AJ, St.Clair DA (2000) Detection of QTL associated with shoot wilting and root ammonium uptake under chilling temperatures in an interspecific backcross population from Lycopersicon esculentum × L. hirsutum. Theoretical and Applied Genetics 101:1082-1092.
56. Bloom, A. J., and Holbrook, N. M. (2001) United Kingdoms. Plant Physiology 126:952-955.
57. Smart DR, Bloom AJ (2001) Wheat leaves emit nitrous oxide during nitrate assimilation. Proceedings of the National Academy of Sciences USA 98:7875-7878.
58. Bloom AJ, Smart DR, Nguyen DT, Searles PS (2002) Nitrogen assimilation and growth of wheat under elevated carbon dioxide. Proceedings of the National Academy of Sciences USA 99:1730-1735.
59. Bloom AJ (2002) Chapter 5. Mineral Nutrition. In: Taiz L, Zeiger E (eds) Plant Physiology, 3rd Edition. Sinauer Assoc., Sunderland, MA, pp 67-86.
60. Bloom AJ (2002) Chapter 12. Assimilation of Mineral Nutrients. In: Taiz L, Zeiger E (eds) Plant Physiology, 3rd Edition. Sinauer Assoc., Sunderland, MA, pp 259-282.
61. Bloom AJ, Meyerhoff PA, Taylor AR, Rost TL (2002) Root development and absorption of ammonium and nitrate from the rhizosphere. J Plant Growth Regulation 21:416-431.
62. Bloom AJ, Rost TL (2002) Root structure and function. Journal of Plant Growth Regulation 21:245-246.
63. Gutschick V.P. & Bloom A.J. (2003) Crossroads of animal, plant, and microbial physiological ecology. BioSciences 53:256-259.
64. Searles PS, Bloom AJ (2003) Nitrate photoassimilation in tomato leaves under short-term exposure to elevated carbon dioxide and low oxygen. Plant Cell & Environment 26: 1247-1255.
65. Cousins AB, Bloom AJ (2003) Influence of elevated CO2 and nitrogen nutrition on photosynthesis and nitrate photoassimilation in maize (Zea mays L.). Plant Cell & Environment 26: 1525-1530.
66. Bloom AJ, Zwieniecki MA, Passioura JB, Randall LB, Holbrook NM, St. Clair DA (2004) Water relations under root chilling in a sensitive and tolerant tomato species. Plant Cell & Environment 27:971-979.
67. Rachmilevitch S, Cousins AB, Bloom AJ (2004) Nitrate assimilation in plant shoots depends on photorespiration. Proceedings of the National Academy of Sciences USA 101:11506-11510.
68. Cousins AB, Bloom AJ (2004) Oxygen consumption during leaf nitrate assimilation in a C3 and C4 plant: the role of mitochondrial respiration. Plant Cell & Environment 27:1537-1545.
69. Epstein E, Bloom AJ (2005) Mineral Nutrition of Plants: Principles and Perspectives. 2nd Edition. Sinauer Associates, Sunderland, MA, 405 pp.
70. Volder A, Smart DR, Bloom AJ, Eissenstat DM (2005) Rapid decline in nitrate uptake and respiration with age in fine lateral roots of grape: implications for root efficiency and competitive effectiveness. New Phytologist 165:493-501.
71. Bloom AJ (2005) Coordination between roots and shoots. In NM Holbrook, MA Zwieniecki, eds, Long-Distance Transport in Plants. Academic Press, San Diego, CA, pp 241-256.
72. Goodstal FJ, Kohler GR, Randall LB, Bloom AJ, St. Clair DA (2005) A major QTL introgressed from wild Lycopersicon hirsutum confers chilling tolerance to cultivated tomato (Lycopersicon esculentum). Theoretical and Applied Genetics: 111:898-905
73. Bloom AJ (2006) Chapter 5. Mineral Nutrition. In: Taiz L, Zeiger E (eds) Plant Physiology, 4th Edition. Sinauer Assoc., Sunderland, MA.
74. Bloom AJ (2006) Chapter 12. Assimilation of Mineral Nutrients. In: Taiz L, Zeiger E (eds) Plant Physiology, 4th Edition. Sinauer Assoc., Sunderland, MA.
75. Bloom AJ, Frensch J, Taylor AR (2006) Influence of inorganic nitrogen and pH on the elongation of maize seminal roots. Annals of Botany 97:867-873.
76. Rost TL, Bloom AJ (2006) Root structure and function. Annals of Botany 97:837-838.
77. Bloom AJ (2006) Rising carbon dioxide concentrations and the future of crop production. Journal of the Science of Food and Agriculture 86:1289-1291.
78. Bloom AJ (2008) Responses of crop plants to rising atmospheric carbon dioxide concentrations. California Agriculture, in press.
79. Foyer CH, Bloom AJ, Queval G, Noctor G (2009) Photorespiratory metabolism: genes, mutants, energetics, and redox signaling. Annual Review of Plant Physiology and Plant Molecular Biology, in press.
80. Bloom AJ (2009) Global Climate Change: Convergence of Disciplines. Sinauer Assoc., Sunderland, MA, in press.
Introductory Botany U. of Alaska, Fairbanks 5 units 120 undergraduates 1979
Applied Crop Physiology UC Davis 5 units 20 graduate students 1981-84
Intro. to Cultivated Plants UC Davis 5 units 85 undergraduates 1983-89
Interns in Sustainable Ag UC Davis 20 units 20 undergraduates 1985
Crop Ecology UC Davis 4 units 50 students 1989-94, 06-present
Introductory Biology UC Davis 5 units 375 undergraduates 1993-98
Undergrad. Honors Thesis UC Davis 3 units 50 undergraduates 1997
Plants for Poets UC Davis 3 units 60 undergraduates 1998-99
Vegetable Production UC Davis 4 units 20 undergraduates 1998-2007
Global Climate Change UC Davis 3 units 250 undergraduates 2001-present
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