Apple chat fruit MLO | |
---|---|
Common names | apple small fruit, chat fruit of apple |
Causal agents | Phytoplasma |
Hosts | apple trees |
Distribution | Europe, parts of North America, South Africa, New Zealand |
Symptoms | delayed fruit development, smaller green apples during harvest, delayed fruit drop, circular spots on the apples |
Treatment | precautions during grafting |
Apple chat fruit MLO, also known as "apple small fruit" and "chat fruit of apple", [1] is a mycoplasma-like organism (MLO) [2] that affects only apple trees, specifically Lord Lambourne and Tydeman's Early Worcester, [3] though in North America, Turley, Winesap, Jonathan, and Golden Delicious can be affected. [4] Symptoms include delayed fruit development, smaller green apples during harvest, delayed fruit drop, and circular spots on the apples themselves. [3] [5] The disease is widespread throughout Europe, especially England and Wales, but is also present in parts of North America, South Africa, and New Zealand. [3] There are no known insect vectors and no transmission method other than grafting is known. [4] The disease itself is not fully systemic [3] and virulency is varied among individuals. [4]
Apple chat fruit MLO | |
---|---|
Common names | apple small fruit, chat fruit of apple |
Causal agents | Phytoplasma |
Hosts | apple trees |
Distribution | Europe, parts of North America, South Africa, New Zealand |
Symptoms | delayed fruit development, smaller green apples during harvest, delayed fruit drop, circular spots on the apples |
Treatment | precautions during grafting |
Apple chat fruit MLO, also known as "apple small fruit" and "chat fruit of apple", [1] is a mycoplasma-like organism (MLO) [2] that affects only apple trees, specifically Lord Lambourne and Tydeman's Early Worcester, [3] though in North America, Turley, Winesap, Jonathan, and Golden Delicious can be affected. [4] Symptoms include delayed fruit development, smaller green apples during harvest, delayed fruit drop, and circular spots on the apples themselves. [3] [5] The disease is widespread throughout Europe, especially England and Wales, but is also present in parts of North America, South Africa, and New Zealand. [3] There are no known insect vectors and no transmission method other than grafting is known. [4] The disease itself is not fully systemic [3] and virulency is varied among individuals. [4]