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Leaf Scorch |
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leaf scorch [′lēf ‚skȯrch]
(botany) Any of several disorders and fungus diseases marked by a burned appearance of the leaves; for example, caused by the fungusDiplocarpon earlianain strawberry. Leaf Scorch injury to plants caused by extremely high air temperatures. It is manifested by varicolored necrotic spots on the leaves: yellow in wheat, red in oats, cinnamonbrown in linden and oak. It results from overheating when the roots cannot supply the leaves with the amount of moisture needed to keep them cool. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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