Summer Applications of Plant Growth Regulators, Ethephon And 1-Naphthaleneacetic Acid, Do Not Promote Return Bloom or Reduce Biennial Bearing in Seven High-Tannin Cider Apple Cultivars. (2023). Journal of the American Pomological Society, 77(2), 75-92. https://doi.org/10.71318/apom.2023.77.2.75