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Slime flux, also known as bacterial slime or bacterial wetwood, is a bacterial disease of certain trees, primarily elm, cottonwood, poplar, boxelder, ash, aspen, fruitless mulberry and oak. A wound to the bark, caused by pruning, insects, poor branch angles or natural cracks and splits, causes sap to ooze from the wound. Bacteria may infect ...
Pseudomonas amygdali pv. mellea causes disease on tobacco plants. Pseudomonas amygdali pv. mori is pathogenic on mulberry trees. Pseudomonas amygdali pv. morsprunorum causes disease on cherries and plums. Only certain strains of this pathovar belong to this phylogenetic group, whereas the other are classified in genomospecies 3. [3] [4]
Mulberry rust is a disease caused by Gymnosporangium mori, which only occurs on the Morus plant, the familiar mulberry. [9] Morus is grown for the breeding of Bombyx mori (silkworms) as part of the silk industry. [10]
References to diseases now known to be caused by phytoplasmas can be found as far back as 1603 (mulberry dwarf disease in Japan). [4]Such diseases were originally thought to be caused by viruses, which, like phytoplasmas, require insect vectors and cannot be cultured.
Verticillium wilt is a wilt disease affecting over 350 species of eudicot plants.It is caused by six species of Verticillium fungi: V. dahliae, V. albo-atrum, V. longisporum, V. nubilum, V. theobromae and V. tricorpus. [1]
The mulberry fruit is a multiple, about 2–3 centimetres (3 ⁄ 4 – 1 + 1 ⁄ 4 inches) long. [2] [6] Immature fruits are white, green, or pale yellow. [6] The fruit turns from pink to red while ripening, then dark purple or black, and has a sweet flavor when fully ripe. [2] [6]
Morus alba, known as white mulberry, common mulberry and silkworm mulberry, [2] is a fast-growing, small to medium-sized mulberry tree which grows to 10–20 m (33–66 ft) tall. It is native to China and India and is widely cultivated and naturalized elsewhere.
Miscellaneous diseases and disorders; Air pollution injury Ozone, sulfur dioxide and others Bitter fruit Sunburn injury, physiologic stress Blossom end rot Physiological disorder, calcium deficiency, moisture imbalance Bottle neck of fruit Incomplete pollination Measles Physiological disorder, salt toxicity Sandburn Physiological disorder