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Dysdercus cingulatus is a species of true bug in the family Pyrrhocoridae, commonly known as the red cotton stainer. [1] It is a serious pest of cotton crops, the adults and older nymphs feeding on the emerging bolls and the cotton seeds as they mature, transmitting cotton-staining fungi as they do so.
Amrasca biguttula, commonly known as the cotton jassid, [1] is a subspecies of leafhopper belonging to the subfamily Typhlocybinae of family Cicadellidae. It is a pest of cotton , okra , and other crops in southern Asia and West Africa.
Paddy fields in present-day Tamil Nadu. Among the five geographical divisions of the Tamil country in Sangam literature, the Marutam region was the most fit for cultivation, as it had the most fertile lands. [2] The prosperity of a farmer depended on getting the necessary sunlight, seasonal rains and the fertility of the soil.
The Paripādal (Tamil: பரிபாடல், meaning the paripadal-metre anthology) is a classical Tamil poetic work and traditionally the fifth of the Eight Anthologies (Ettuthokai) in the Sangam literature. [10]
The boll weevil (Anthonomus grandis) is a species of beetle in the family Curculionidae.The boll weevil feeds on cotton buds and flowers. Thought to be native to Central Mexico, [1] it migrated into the United States from Mexico in the late 19th century and had infested all U.S. cotton-growing areas by the 1920s, devastating the industry and the people working in the American South.
The Ten Idylls, known as Pattuppāṭṭu (Tamil: பத்துப்பாட்டு) or Ten Lays, is an anthology of ten longer poems in the Sangam literature ...
The adult insect is slender, about 1 to 1.5 cm (0.4 to 0.6 in) long, with a red thorax and dark brown wings marked with a yellow cross. It is native to the southeast of the United States, Jamaica and Puerto Rico. It is a pest of cotton crops and other plants, the adults and older nymphs feeding on the emerging bolls and the ripening seeds. [1]
Cotton bollworm, Helicoverpa zea, and native budworm, Helicoverpa punctigera, are caterpillars that damage cotton crops. Some other Lepidoptera (butterfly and moth) larvae also feed on cotton – see list of Lepidoptera that feed on cotton plants. Green mirid (Creontiades dilutus), a sucking insect; Spider mites, Tetranychus urticae, T. ludeni ...