Nikhil Gopal and Jamie Witsen. Decline in Milkweed (
) Populations in Central New Jersey over a One Year Period.
. 2015; 3(4):119-122. doi: 10.12691/WJAR-3-4-1
milkweed, Asclepias syriaca, monarch butterfly, Danaus plexippus, mitigation, conservation
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