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Cochineal insects are soft-bodied, flat, oval-shaped scale insects. The females, wingless and about 5 mm (0.20 in) long, cluster on cactus pads. They penetrate the cactus with their beak-like mouthparts and feed on its juices, remaining immobile unless alarmed. After mating, the fertilised female increases in size and gives birth to tiny nymphs ...
Opuntia cochenillifera is a species of cactus in the subfamily Opuntioideae. It may have been endemic to Mexico, but has been widely introduced. [1] The first description was in 1753 by Carl Linnaeus as Cactus cochenillifer. Philip Miller renamed it as Opuntia cochenillifera in 1768.
These insects are known commonly as cochineals, [2] [3] a name that also specifically refers to the best-known species, the cochineal (Dactylopius coccus). The cochineal is an insect of economic and historical importance as a main source of the red dye carmine. It has reportedly been used for this purpose in the Americas since the 10th century. [2]
A new strain of the cochineal was introduced from Opuntia stricta collected in Australia in 1997 with encouraging results. The genotype of Dactylopius opuntiae which effectively controlled Opuntia stricta in South Africa was also introduced in Kenya, resulting in the reduction in flowering and fruiting, and leading to the death of the plants.
Cochineal prickly pear is a common name which may refer to several species of cactus in the genus Opuntia including:
Cochemiea conoidea is an solitary, unbranched cylindrical cactus up to 24 cm (9.6 inches) tall and up to 8 cm (3.2 inches) in diameter. The somewhat yellowish-green to green shoots, usually with whitish woolly tips, are spherical to cylindrical, with diameters of 3 to 6 centimeters and heights of 5 to 24 centimeters.
The Chinese often organize dragon dances during Tết Trung Thu, while the Vietnamese do lion dances. The lion symbolizes luck and prosperity and is a good omen for all families. In the past, Vietnamese people also held trống quân singing and hung lanterns in kéo quân during the festival. The drums are sung to the rhythm of three "thình ...
The Vietnamese Wikipedia initially went online in November 2002, with a front page and an article about the Internet Society.The project received little attention and did not begin to receive significant contributions until it was "restarted" in October 2003 [3] and the newer, Unicode-capable MediaWiki software was installed soon after.