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Kerria lacca is a species of insect in the family Kerriidae, the lac insects. These are in the superfamily Coccoidea, the scale insects. This species is perhaps the most commercially important lac insect, being a main source of lac, a resin which can be refined into shellac and other products. [1] This insect is native to Asia. [2]
Kerriidae is a family of scale insects, commonly known as lac insects or lac scales.Some members of the genera Metatachardia, Tachardiella, Austrotacharidia, Afrotachardina, Tachardina, and Kerria are raised for commercial purposes, though the most commonly cultivated species is Kerria lacca.
The word lac is derived from the Sanskrit word lākshā '(लाक्षा) representing the number 100 thousand, which was used for both the lac insect (because of their enormous number) and the scarlet resinous secretion it produces that was used as wood finish, lacquerware, skin cosmetic, ornaments and dye for wool and silk in ancient India and neighbouring areas.
Wood grain is the longitudinal arrangement of wood fibers [1] or the pattern resulting from such an arrangement. [2] R. Bruce Hoadley wrote that grain is a "confusingly versatile term" with numerous different uses, including the direction of the wood cells (e.g., straight grain, spiral grain), surface appearance or figure, growth-ring placement (e.g., vertical grain), plane of the cut (e.g ...
Fulgora laternaria can reach a length of 85–90 millimetres (3.3–3.5 in), with a wingspan up to 100–150 millimetres (3.9–5.9 in). This insect has a protuberance at its head as long as 10–15 millimetres (0.39–0.59 in), looking like a peanut and showing false eyes to resemble that of a lizard or a serpent.
They are commonly known as bordered plant bugs because many have contrasting coloured edges to their hemelytra. There are fifteen genera and about one hundred species. They are mostly wide-bodied, have no ocelli and have a four-segmented rostrum. The bugs in this family are generally ground-dwelling or they scramble around in plants, bushes and ...
Experiment with whole grain flours: Use whole grain flours such as whole wheat, oat or almond flour in baking recipes to increase the fiber content of homemade bread, muffins and cookies. View ...
Lace bugs are usually host-specific and can be very destructive to plants. Most feed on the undersides of leaves by piercing the epidermis and sucking the sap. The then empty cells give the leaves a bronzed or silvery appearance. Each individual usually completes its entire lifecycle on the same plant, if not the same part of the plant. Most ...