Category I publications

21.*       DeJong, T.M.  1982. Leaf nitrogen content and CO2 assimilation capacity in peach. Journal of the American Society for Horticultural Science 107(6):955‑959.

23.*       DeJong, T.M.  1983. CO2 assimilation characteristics of five Prunus tree fruit species. Journal of the American Society for Horticultural Science 108(2):303‑307.

26.         DeJong, T.M. and J.F. Doyle. 1984. Cropping efficiency, dry matter and nitrogen distribution in mature genetic dwarf and standard peach trees. Acta Horticulturae 146:89‑95.

27.*       DeJong, T.M., A. Tombesi, and K. Ryugo. 1984. Photosynthetic efficiency of kiwi (Actinidia chinensis Planch.) in response to nitrogen deficiency. Photosynthetica 18(1):139‑145.

33.*       DeJong, T.M. and J.F. Doyle.  1985. Seasonal relationships between leaf nitrogen content (photosynthetic capacity) and leaf canopy light exposure in peach Prunus persica.  Plant, Cell and Environment 8:701‑706.

35.*      DeJong, T.M. 1986. Distribution of leaf nitrogen concentration in relation to leaf light exposure in peach tree canopies, In: Fundamental, Ecological and Agricultural Aspects of Nitrogen Metabolism in Higher Plants. p. 319‑321.

41.*       Deng, X., S.A. Weinbaum, T.M. DeJong and T.T. Muraoka. 1989. Utilization of nitrogen from storage and current‑year uptake in walnut spurs during the spring flush of growth. Physiologia Plantarum 75:492‑498. Copenhagen.

42.*       Deng, X., S.A. Weinbaum, and T.M. DeJong. 1989. Use of labeled nitrogen to monitor transition in nitrogen dependence from storage to current‑year uptake in mature walnut trees. Trees 3:11‑16.

47.*       DeJong, T.M., K.R. Day, and R.S. Johnson. 1989. Partitioning of leaf nitrogen with respect to within canopy light exposure and nitrogen availability in peach (Prunus persica). Trees 3:89‑95.

50.*       Castagnoli, S.P., S.A. Weinbaum, and T.M. DeJong. 1989. Nitrogen remobilization and nursery tree growth following autumn defoliation in plum (Prunus salicina) trees. Advances in Horticultural Science 3:115‑119.

51.*       Castagnoli, S.P., T.M. DeJong, S.A. Weinbaum, and R.S. Johnson. 1990. Autumn foliage applications of ZnSO4 reduced leaf nitrogen remobilization in peach and nectarine. Journal of the American Society for Horticultural Science 115(1):79‑83.

59.*       Klein, I., T.M. DeJong, S.A. Weinbaum, and T.T. Muraoka. 1991. Specific leaf weight and nitrogen allocation responses to light exposure within walnut trees. HortScience 26(2):183-185.

60.*       Deng, X., S.A. Weinbaum, T.M. DeJong, and T.T. Muraoka. 1991. Pistillate flower abortion in ‘Serr’ walnut associated with reduced carbohydrate and nitrogen concentrations in wood and xylem sap. Journal of the American Society for Horticultural Science  116(2):291-196.

64.*       Weinbaum, Steven A., R. Scott Johnson, and Theodore M. DeJong.  1992.  Causes and consequences of overfertilization in orchards.  HortTechnology Jan/Mar 2(1):112-121.

93.*       Saenz, J.L., T.M. DeJong, and S..A. Weinbaum.  1997.  Nitrogen stimulated increases in peach yields are associated with extended fruit development period and increased fruit sink capacity.  Journal of the American Society for Horticultural Science 122(6):772-777.

94.*       Crisosto, Carlos H., R. Scott Johnson, Ted DeJong, and Kevin R. Day.  1997.  Orchard factors affecting postharvest stone fruit quality.  HortScience  32(5):820-823.

100.*     Rosati, A., G. Esparza, T.M. DeJong, and R.W. Pearcy.  1999.  Influence of canopy lightenvironment and nitrogen availability on leaf photosynthetic characteristics and photosynthetic nitrogen-use efficiency of field-grown nectarine trees.  Tree Physiology 19:173-180.

104.*     Southwick, S.M., M.E. Rupert, J.T. Yeager, B.D. Lampinen, T.M. DeJong, and K.G. Weis.  1999. Effects of nitrogen fertigation on fruit yield and quality of young ‘French’ prune trees.  Journal of Horticultural Science & Biotechnology 74(2):187-195.

105.*     Rosati, A., K.R. Day, and T.M. DeJong.  2000.  Distribution of leaf mass per unit area and leaf nitrogen concentration determine partitioning of leaf nitrogen within tree canopies.  Tree Physiology 20:271-276.

112.*     Rufat, J. and T. M. DeJong.  2001.  Estimating seasonal nitrogen dynamics in peach trees in response to nitrogen availability.  Tree Physiology 21:1133-1140.

113.*    Niederholzer, F.J.A., T.M. DeJong, J.-L. Saenz, T.T. Muraoka, and S.A. Weinbaum. 2001. Effectiveness of fall vs. spring soil fertilization of field-grown peach trees. Journal of American Society for Horticultural Science 125(5):644-648.

161.*     Heerema, R.J., S.A. Weinbaum, B.D. Lampinen, and T.M. DeJong. 2009.  Is nitrogen stress more apparent in shaded, fruiting spurs than exposed, non-fruiting spurs? Journal of Horticultural Science & Biotechnology 84:355-359.

168.*     Kirschbaum, D.S., K.D. Larson, S.A. Weinbaum and T.M DeJong. 2010. Late-season
nitrogen applications in high-latitude strawberry nurseries improve transplant production pattern in warm regions. African Journal of Biotechnology 9: 1001-1007.

169.*     Kirschbaum D.S., K.D. Larson, S.E. Weinbaum, T.M. DeJong. 2010. Relationships of carbohydrate and nitrogen content with strawberry transplant vigor and fruiting pattern in annual production systems. The Americas Journal of Plant Science and Biotechnology, 4: 98-103.

198.*     Kirschbaum, D. S., K.D. Larson, S. A. Weinbaum and T.M. DeJong, 2015. Differential response of early and intermediate flowering strawberry cultivars to nursery late-season nitrogen applications and digging date. African Journal of Plant Science 9(6): 250-263.

199*      Muhammad, S., B.L. Sanden, B. Lampinen, S. Saa, I. Muhammad, D. Smart, A. Olivos-Del Rio, K. Shackel, T.M. DeJong, and P.H. Brown. Seasonal changes in nutrient content and concentrations in a mature deciduous tree species: Studies in almond (Prunus dulcis (Mill.) D.A. Webb). European Journal of Agronomy 65:52-68. DOI 10.1016/j.eja.2015.01.004.

204*      Saa, S., E. Ferna´ndez, S. Muhammad, A. Olivos-Del Rı´o, T. M. DeJong, E. Laca, P. Brown. 2017. Increases in leaf nitrogen concentration and leaf area did not enhance spur survival and return bloom in almonds (Prunus dulcis [Mill.] DA Webb). Acta Physiol. Plant. 39:107

 

Category II publications

21.          Rufat, J. and T. M. DeJong. 1999.  Modeled seasonal pattern of nitrogen requirements of mature, cropping peach trees (Prunus persica (L.) Batsch).  Acta Horticulturae 499:129-135.