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Cut-and-Paste Reference:
USDA APHIS (Animal and Plant Health Inspection Service). 2012. Federal Noxious Weed List. United States Department of Agriculture. http://www.aphis.usda.gov/plant_health/plant_pest_info/weeds/downloads/weedlist.pdf. Accessed on 08/20/2014.
Reference Details:
Reference Number: 32969
Type: Web Page
Author: USDA APHIS (Animal and Plant Health Inspection Service)
Date (year): 2012
Title:Federal Noxious Weed List. United States Department of Agriculture
URL: http://www.aphis.usda.gov/plant_health/plant_pest_info/weeds/downloads/weedlist.pdf
Accessed on: 08/20/2014
Created on:
Keywords: Hygrophila polysperma, Salvinia auriculata, Salvinia biloba, Hydrilla verticillata, Azolla pinnata
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/21/2024].

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