Effect of pretreatment with SADH on the results of chemical defoliation of nursery apple trees and on their frost resistance and growth

A. Basak, L. S. Jankiewicz

Abstract


SADH (succLnic acid-2-2-dimethylhydrazide) in the preparation Alar 85 was applied 1-2 months before chemical defoliation of apple trees. SADH rarely promoted leaf drop caused by defoliants and did not improve frost resistance of the trees. These results doesn't show that it can be recomended in the nurseries of Central Poland.

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DOI: https://doi.org/10.5586/aa.1976.021

Journal ISSN:
  • 2300-357X (online)
  • 0065-0951 (print; ceased since 2016)
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Publisher
Polish Botanical Society