Badania nad proliferacja, (miotlasto?ci?) jab?oni w Polsce. III. Obserwacje nad zanikaniem objawów proliferacji jab?oni [Studies on apple proliferation in Poland. III. The observation on the recovery of proliferation diseased apple trees]

摘要

The quality and quantity of fruit crop from diseased apple trees in the period of the vanishing symptoms of proliferation was studied. In following years after the shock stage no negative effects were found which was connected with the transition of the trees into the stage of apparent recovery.