Post-symptom sprays of prohexadione-calcium affect fire blight infection of 'Gala' apple on susceptible or resistant rootstocks

HortScience

Volumn 37, Issue 6, 2002, Pages 903-905

  Schupp, J R ^a   Rosenberger, D A ^a   Robinson, T L ^a   Aldwinkle, H ^a   Norelli, J ^a   Porpiglia, P J ^a  

^a Department of Molecular Biology and Genetics   (United States)

Author keywords

Apogee; Erwinia amylovora; Malus xdomestica

Indexed keywords

CALCIUM; ORCHARDS;

FIRE BLIGHT INFECTIONS; ROOTSTOCKS;

CULTIVATION;

BACTERIA (MICROORGANISMS); ERWINIA; ERWINIA AMYLOVORA; MALUS; MALUS X DOMESTICA;

EID: 0036773796     PISSN: 00185345     EISSN: None     Source Type: Journal    
DOI: 10.21273/hortsci.37.6.903     Document Type: Article

References (11)

1. Byers, R.E. and K.S. Yoder. 1999. Prohexadione-calcium inhibits apple, but not peach, tree growth, but has little effect on apple fruit thinning or quality. HortScience 34:1205-1209.
2. Costa, G., C. Andreotti, F. Bucchi, E. Sabbatini, C. Bazzi, S. Malaguti, and W. Rademacher. 1999. Prohexadione-Ca: Growth regulation and reduction of fire blight incidence in pears, cv. 'Abate Fetel'. HortScience 34:481. (Abstr.)
3. Greene, D.W. 1999. Tree growth management and fruit quality of apple trees treated with prohexadione-calcium (BAS 125). HortScience 34:1209-1212.
4. Hickey, K.D., N.O. Halbrendt, J. May, and E. Anderson. 2001. Evaluation of Apogee™ for prevention of fire blight shoot infection on newly planted apple trees, 2000. Fungic. Nematic. Tests 56:pf-3. On-line publication at «www.scisoc.org/online/FNtests/».
5. Longstroth, M. 2000. The fire blight epidemic in southwest Michigan. Mich. State Univ. Internet publication:http:/www.msue.msu.edu/vanburen/fb2000.htm
6. Norelli, J., H. Aldwinkle, T. Momol, B. Johnson, A. DeMarree, and M.V.B. Reddy. 2000. Fire blight of apple rootstocks. N.Y. Fruit Quart. 8(1):5-8.
7. Rademacher, W., J.B. Speakman. G. Krack, M. Scholtissek, R. Wolf, J.R. Evans, S. Roemmelt, and D. Treutter. 1999. Prohexadione-Ca: Induction of resistance against bacterial and fungal pathogens in apple. HortScience 34:535. (Abstr.).
8. Steiner, P. W. 1998. Problems in managing fire blight in high density orchards on M-9 and M-26 rootstocks. West Virginia Univ. Internet publication: http:/www.caf.wvu.edu/kearneysville/ articles/SteinerHortl.html
9. van der Zwet, T. and S.V. Beer. 1999. Fire blight-its nature, prevention, and control: A practical guide to integrated disease management. U.S. Dept. Agr. Agr. Info. Bul. 631.
10. Yoder, K.S., S.S. Miller, and R.E. Byers. 1999a. Suppression of fire blight in apple shoots by prohexadione-calcium following experimental and natural inoculation. HortScience 34:1202-1204.
11. Yoder, K.S., A.E. Cochran II, W.S. Royston, Jr., and S.W. Kilmer. 1999b. Suppression of fire blight infection of apple shoots by Apogee, 1998. Fungic. Nematic. Tests 54:38-39