Biologia Plantarum

, Volume 18, Issue 1, pp 78–80 | Cite as

The occurrence of auxins in the old leaves of apple trees

  • R. Bulgakov
  • L. Chvojka
Brief Communication
First Online:
Received:

Abstract

A relatively high auxin level was found in old leaves from the lower part of long shoots of young apple trees using the straight growth bioassay on wheat coleoptile segments. The auxin level remains almost constant during summer and autumn.

Keywords

Shoot Apex Apple Tree Auxin Level Auxin Activity Apple Leave 
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Copyright information

© Institute of Experimental Botany 1976

Authors and Affiliations

  • R. Bulgakov
    • 1
  • L. Chvojka
    • 1
  1. 1.Institute of Experimental BotanyCzechoslovak Academy of SciencesPraha 6Czechoslovakia

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