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Dibotryon morbosum is a fungus that affects the genus Prunus. Included in this genus are multiple species of trees and shrubs, such as: Dibotryon morbosum infects are Prunus serotina (wild cherry trees), Prunus persica (peach trees), Prunus domestica (plum trees), and Prunus cerasus (sour cherry trees). [3]
Chondrostereum purpureum is a fungal plant pathogen which causes Silver leaf disease of trees. It attacks most species of the rose family Rosaceae, particularly the genus Prunus. The disease is progressive and often fatal. The common name is taken from the progressive silvering of leaves on affected branches.
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 ...
Vitex or chaste trees produce clouds of stunning purple flowers in summer. ... the chaste tree is most often grown as a large, multi-stemmed shrub but can be pruned to a single-trunk, 20- to 30 ...
Phosphorus deficiency on corn. Phosphorus deficiency is a plant disorder associated with insufficient supply of phosphorus. Phosphorus refers here to salts of phosphates (PO 3− 4), monohydrogen phosphate (HPO 2− 4), and dihydrogen phosphate (H 2 PO − 4).
Leucostoma canker is a fungal disease that can kill stone fruit (Prunus spp.). [1] The disease is caused by the plant pathogens Leucostoma persoonii [2] and Leucostoma cinctum [3] and Cytospora leucostoma and Cytospora cincta [4] . The disease can have a variety of signs and symptoms depending on the part of the tree infected.
This cultivar is disease-resistant, and is known to be a reliable pollinator. It is a hybrid petween the Prunus americana and the Prunus salicina. Its fruit is very juicy and sweet, and the skin is reddish bronze. [22] 'Burbank' This cultivar starts to bear fruits in 2-3 years. It needs cross pollination from different Japanese plum cultivars.
Leaves will also undergo chlorosis, turning a pale green or yellow, and later show a red or purple tint. [2] Fruit can either drop prematurely or show surface distortions. [3] Severe infection can also produce lesions on the flowers. [2] The host tree will experience defoliation if the leaves are badly diseased.
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