Agkistrodon contortrix

(redirected from Poplar leaf)
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Related to Poplar leaf: Populus canescens, grey poplar

Agkistrodon contortrix

References in periodicals archive ?
If this hypothesis is correct, we would predict (1) that the amount of bacteria or fungi will be lowest in oak leaf extracts, compared with tulip poplar leaf extracts; and (2) that if pure tannin is added to a culture of bacteria or fungi, growth of the culture will be inhibited in a dose-dependent manner.
A poplar leaf once scarred by insect attack kicks its defense genes into high gear faster during the next attack than a naive leaf does, says De Moraes.
In summer, perhaps attracted by the night's sweet Aspen mist, the Swallow-tailed Butterfly flits in and out of the foliage, some of which is now showing the gray trails of an almost microscopic insect, the Poplar Leaf Miner that earns its living excavating chlorophyll from the top surface of Aspen foliage.