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Conium maculatum, known as hemlock (British English) or poison hemlock (American English), is a highly poisonous flowering plant in the carrot family Apiaceae, native to Europe and North Africa. It is herbaceous without woody parts and has a biennial lifecycle. A hardy plant capable of living in a variety of environments, hemlock is widely ...
The current leading biological control method of hemlock woolly adelgid is Sasajiscymnus tsugae, [originally called Pseudoscymnus tsugae]. [11] S. tsugae is a black lady beetle that is relatively host-specific, feeding only on three known aldegid species, including HWA.
Termites are a group of detritophagous eusocial insects which consume a variety of decaying plant material, generally in the form of wood, leaf litter, and soil humus.They are distinguished by their moniliform antennae and the soft-bodied and often unpigmented worker caste for which they have been commonly termed "white ants"; however, they are not ants, being more closely related to ...
Heterotermes are considered pests because they form large colonies and can cause severe property damage. [2] They feed themselves by gathering cellulose from natural sources including dead tree logs, stumps, and branches as well as from man-made wooden structures such as buildings, books and paper.
Reticulitermes flavipes, the eastern subterranean termite, is the most common termite found in North America. [1] These termites are the most economically important wood destroying insects in the United States and are classified as pests . [ 1 ]
Fiorinia externa, the elongate hemlock scale, was accidentally introduced into North America from Japan and is now established in most parts of the north-eastern U.S. [2] It has become a serious pest of hemlock (Tsuga) and some related conifers from the family Pinaceae. Dense colonies of the scale insect result in yellowing, shedding of leaves ...
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