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In most cases, the wilt phase occurs on seedlings, but for certain corn types (i.e. sweet corn), more mature plants can wilt. The wilt phase is systemic, meaning the majority of the plant is infected via bacterial movement and colonization of the plant's vascular system. When the bacterium spreads within the plant, leaves begin withering and ...
Maize dwarf mosaic virus (MDMV) is a pathogenic plant virus of the family Potyviridae. Depending on the corn plant’s growth stage, the virus can have severe implications to the corn plant’s development which can also result in economic consequences to the producer of the crop. [1]
The damage to the plant is relatively localized, although diseased corn plants are more susceptible to stalk rot than are healthy plants. [2] In conditions with high humidity, the fungus will produce new spores at the leaf surface, which are spread by rain or wind through the crop and create cycles of secondary infection. [ 5 ]
Rust, common corn Puccinia sorghi: Rust, southern corn Puccinia polysora: Rust, tropical corn Physopella pallescens. Physopella zeae = Angiopsora zeae. Sclerotium ear rot Southern blight Athelia rolfsii: Seed rot-seedling blight Athelia rolfsii. Bipolaris sorokiniana Bipolaris zeicola = Helminthosporium carbonum Diplodia maydis Exserohilum ...
Sep. 4—MORIARTY — Pot holders, peaches and pork rubs fill the shelves in the Schwebach Farm Market. A worker bends over a patch of raspberry bushes near the farmhouse. Dark green heads of kale ...
They have cytoplasmic resistance to the T-toxin of Bipolaris maydis (produced by Race T). The absence of a gene found only in plants with Texas male sterile cytoplasm is the reason for this resistance. [1] Corn plants with T-cms cytoplasm have maternally inherited the gene T-urf 13, which encodes for a protein component of the inner ...
Corn grey leaf spot can be an extremely devastating disease as potential yield losses range from 5 to 40 US bushels per acre (440 to 3,480 L/ha). At higher disease levels, even greater losses can result. When a corn plant's ability to store and produce carbohydrates (glucose) in the grain is diminished, yield losses take place.
During the growing season, the bacteria may transfer from plant to plant by contact, but it is primarily spread by rain, wind and insect contact. The bacteria thrives in moist environments, and produces a cream to yellow bacterial ooze, which, when dry, appears light colored and scale-like, resulting in a streak on the leaves.