Membership in Graduate Groups: 
Horticulture & Agronomy, Plant Biology, Soil Science 
 
Class Sites: 
More Information: 
International Programs Office
 

1988	Ph.D. Cornell University, NY. Agronomy
1984	B. Agric. Sci. First Class Honors, University of Adelaide, Australia. Agronomy/Agricultural Biochemistry
1983	B.Agric.Sci. University of Adelaide, Australia. Agronomy

MAJOR RESEARCH INTERESTS

Function of nickel, boron and zinc in plants. Physiology and biochemistry of plant nutrient uptake, interactions of nutrition with disease resistance and the selection of crops with improved nutrient efficiency. Nutritional requirements of both annual and perennial systems, application technology and development of environmentally sound fertilizer use. Genetic aspects of nutrient acquisition and tolerance. Nutritional physiology, nutrient deficiency and toxicity, fertilization of tree crop species. Rhizosphere biology.

Professional History (all dates are contiguous)

June 2000-	Professor and Director of International Programs, College of Agriculture and Environmental Science, University of California-Davis CA.
June 1995-	Associate Professor, Department of Pomology, University of California-Davis CA.
June 1989-1995	Assistant Professor, Department of Pomology, University of California-Davis CA.
February 1989	Research Associate, Department of Agronomy, Cornell Univ., Ithaca , NY.
December 1987	Research Associate, Institute for Plant Nutrition, University of Hohenheim, Stuttgart, F.R.Germany.

Honors and Awards

1999	Royal Society of New Zealand, Visiting Fellow
1989	Science and Technology Postdoctoral Fellowship, Japan
1984-86	ITT International Fellowship.
1984	Hannaford Bequest.
1982	Mitsui International Fellowship.

Professional Societies

American Society for Plant Physiology
American Society for Horticultural Science
American Society of Agronomy
Sigma Xi
Associate Editor, HortScience (1996-8)
Executive Council, International Society of Plant Nutrition.
 

Publications 1996-Present

Brown, Patrick H. and Kiyoto Uriu. 1996. Nutrition deficiencies and toxicities: diagnosing and correcting imbalances, pp. 179-188, In: Warren Micke (ed.), Almond Production Manual, Publication 3364. University of California, Division of Agriculture and Nature Resource.

Hu, Hening, P.H. Brown, and J.M. Labavitch. 1996. Species variability in boron requirement is correlated with cell wall pectin. Journal of Experimental Botany 47(295):227-232.

Brown, Patrick H. and Hening Hu. 1996. Phloem mobility of boron is species dependent: Evidence for phloem mobility in sorbitol-rich species. Annals of Botany 77:497-505.

Rosecrance, R.C., S.A. Weinbaum, and P.H. Brown. 1996. Assessment of nitrogen, phosphorus, and potassium uptake capacity and root growth in mature alternate-bearing pistachio (Pistacia vera) trees. Tree Physiology 16:949-956.

Picchioni, G.A., P.H. Brown, S.A. Weinbaum, and T.T. Muraoka. 1997. Macronutrient allocation to leaves and fruit of mature alternate-bearing Pistachio trees: magnitude and seasonal patterns at the whole-canopy level. J. Amer. Soc. Hort. Sci. 122:267-274.

Nyomora, A.M.S., R.N. Sah, P.B. Brown, and R.O. Miller. 1997. Boron determination in biological materials by inductively coupled plasma atomic emission and mass spectrometry: effects of sample dissolution methods. Fresenius J. Anal. Chem. 357:1185-1191.

Penn, S.G., Hu, H.N., Brown, P.B., and C.B. Lebrilla. 1997. Direct analysis of sugar alcohol borate complexes in plant extracts by matrix-assisted laser desorption/ionization Fourier transform mass spectrometry. Analytical Chemistry 69(N13):2471-2477.

Nyomora, A.M.S., Brown, P.B., and M. Freeman. 1997. Fall foliar-applied boron increases tissues boron concentration and nut set of almond. Journal of the American Society for Horticultural Science 122(3):405-410.

Hu, H.N., Penn, S.G., Lebrilla, C.B., and P.H. Brown. 1997. Isolation and characterization of soluble boron complexes in higher plants - The mechanism of phloem mobility of boron. Plant Physiology 113(2):649-655.

Brown, P.H. and Shelp, B.J. 1997. Boron mobility in plants. Plant and Soil. 193:85-101

Hu, H. and P.H. Brown. 1997. Absorption of boron by plants. Plant and Soil. 193:49- 58

Sah, R.N. and P.H. Brown. 1997. Techniques for boron determination and their application to the analysis of plant and soil samples. Plant and Soil:.193:15-33

Bell, R., B. Dell, and P.H. Brown. 1997. Boron in plants and soils. Kluwer Academic Press, Dordrecht, Netherlands. 400 pp.

Brown, P.H. and Hu, H. 1997. Does Boron play only a structural role in higher plants? Plant and Soil 196:211-215

Rosecrance, R.C., Weinbaum, S.A., and Brown, P.H. 1998. Alternate bearing affects nitogen, phosphorus, potassium and starch storage pools in mature pistachio trees. Ann.Bot. 82:463-470

Bellaloui, N. and Brown P.H.. 1998. Cultivar differences in boron uptake and distribution in celery, tomato and wheat. Plant and Soil 198: 153-158

Brown, P.H. and Hu, H. 1998. Phloem Boron Mobility in Diverse Plant Species. Bot. Acta. 111:331-335

Nyomora, A.M.S., Brown, P.H. and Krueger, B. 1999 Effects of rate and time of boron application on almond tissue B concentration and productivity. HortScience. 34:242-245.

Brown,P.H.,., Hu, H. And Dandekar, A. 1999 Transgenically enhanced sorbitol synthesis facilitates phloem boron transport and increases tolerance of tobacco to B deficiency. Plant Physiology 119:17-20

Bellaloui, N,. Brown, P.H., and Dandekar, A.. 1999 Manipulation of in-vivo sorbitol production alters boron uptake and transport in tobacco. Plant Physiology. 119:735-741

Zhang, Q. and Brown, P.H. 1999 The Mechanism of Foliar Zinc Absorption in Pistachio and Walnut. J.Am.Soc.Hort.Sci. 124:312-317

Brown, Patrick H., Hening Hu, and Warren G. Roberts. 1999. Occurrence of sugar alcohols determine boron toxicity symptoms of ornamental species. Journal of the American Society for Horticultural Science 124(4):347-352.

Zhang, Qinglong and Patrick H. Brown. 1999. Distribution and transport of foliar applied zinc in pistachio. Journal of the American Society for Horticultural Science 124(4):433-436.

Sah, R and Brown, P.H. 1999. Isotope ratio determination in boron analysis. Biol. Trace Element Research. 66: 39-53

Feng Ma, J., Yamamoto, R., Nevins, D.J., Matsumoto, H and Brown, P.H. 1999. Al binding in the epidermis cell wall inhibits cell elongation of Okra hypocotyl. Plant Cell Physiol. 40:549-556

Youssefi, Farbod, Patrick H. Brown, and Steven A. Weinbaum. 1999. Regulation of nitrogen uptake at the whole plant level: A study in almond trees. HortTechnology 9:598-600

Brown, Patrick H., C. Dordas, and Q. Zeng. 1999. Mobility of micronutrients and toxic metals in plants. Micronutrient Colloquium. (In Press)

Nyomora, A.M.S., P.H. Brown, K. Pinney, and V.S. Polito. 2000. Foliar application of boron to almond trees affects pollen quality. Journal of the American Society for Horticultural Science. 125:265-270

Youssefi, Farbod, Patrick H. Brown, and Steven A. Weinbaum. 2000. Relationship between tree nitrogen status, xylem and phloem sap amino acid concentrations and apparent soil nitrogen uptake by almond trees (Prunus dulcis). The Journal of Horticultural Science and Biotechnology. 75:62-68

Youssefi, Farbod, Patrick H. Brown, and Steven A. Weinbaum. 2000. Regulation of nitrogen uptake by almond trees (Prunus dulcis). Plant and Soil. 227:273-281

Dordas, C. and Brown Patrick H. 2000 Permeability of Boron across Artificial Membranes and Factors Affecting it. J. Memb. Biology . 175:95-105

Dordas, C. and Brown Patrick H. 2000 Permeability of Boron across Plant Membranes Vesicles Isolated form Squash. Plant Physiology. 214:1349-1361

Zeng, D and Brown, Patrick H. 2000. Soil Potassium mobility and uptake by corn under differential soil moisture regimes. Plant and Soil. 221:121-134

Zeng, D., Brown, Patrick H. and Holt, Brent. 2000. Potassium fertilization affects on soil K, leaf K concentration, Nut Yield and Quality in Mature Pistachio Trees. HortScience. 36:

Slavko Perica, Hening Hu, and Patrick H. Brown 2000. Effect of Boron on Flowering in Olive. Hortscience (In Press.)

Slavko Perica, Nacer Bellaloui, Carl Greve, Hening Hu, and Patrick H. Brown 2000. Boron Transport and Sugar Metabolism in Olive. HortScience. (In-Press)