Rio Grande disease
noun
ˈrē|(ˌ)ōˈgrand-,
-aand-,
-dē-,
-di- sometimes ˈrī| or |əˈ-
: a disease of lettuce of unknown cause first reported from the Rio Grande valley and causing the older leaves to become reddish especially on the tips while the younger central ones blanch and do not grow to normal size
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“Rio Grande disease.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rio%20Grande%20disease. Accessed 30 Nov. 2024.
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