twig blight

The percentages given below refer to fruit rot and do not include blossom or twig blight.

Twig-blight is the most common manifestation of the disease.

The twig blight form of this disease is also prevalent in various states.

Blight appears on apple trees in three forms, as blossom blight, as twig blight, and as blight cankers.

No other disease of the pear brings on such palpable destruction to the tree as twig-blight.