French Surname Meaning with its French Last Name Origin. The French surname meaning with its French last name origin and family coat of arms like the picture shown here is a great way to show your family lineage. Each French surname meaning and French last name origin comes from our database of over 700,000 family surnames.
Alternaria leaf blight. Michelle Grabowski, University of Minnesota, Extension Educator. Alternaria leaf blight is caused by the fungus Alternaria cucumerina. This disease is most problematic on melon but can also occur on cucumber, pumpkin and squash.Alternaria leaf blight does not commonly infect fruit but can reduce yield and quality through reduced plant vigor and sunscald of exposed fruit.lternaria leaf blight does not commonly infect fruit but can reduce yield and quality through reduced plant vigor and sunscald of exposed fruit.
Fire blight, caused by Erwinia amylovora (Burr.) (Winslow et al., 1920), is a bacterial disease of apple (Malus X domestica Borkh.) and pear trees (Pyrus communis L.), and other rosaceous plants. The disease is thought to have originated in North America and has subsequently spread to many parts of the world.bstract. The survival of Erwinia amylovora from calyxes of apples discarded in an orchard over a 20-day period at flowering was determined in two consecutive years. Bacterial numbers decreased significantly in the first 4 days and then persisted at low levels for the following 16 days in both years.