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The mature female lays eggs in an egg sack of white wax, usually in clusters on the twigs, branches, and bark of the host plant, and also on the plant's leaves and terminal ends. Eggs are initially orange in color but turn pink on maturity. Egg development takes between 3 and 9 days.
The pigeon pea [1] (Cajanus cajan) or toor dal is a perennial legume from the family Fabaceae native to the Eastern Hemisphere. [2] The pigeon pea is widely cultivated in tropical and semitropical regions around the world, being commonly consumed in South Asia, Southeast Asia, Africa, Latin America and the Caribbean.
Viral diseases; Arhar mosaic Arhar mosaic virus: Foliar vein yellowing Rhabdovirus: Mild mosaic Tobacco mosaic virus: Mosaic Alfalfa mosaic virus. Cowpea mosaic virus
Pigeon pea (Cajanus cajan (L.) Huth): branch with flowers and pods, separate flower, sectioned flower and seed. Coloured line engraving. Iconographic Collections
Species include the pigeon pea (C. cajan), which is a significant food crop. The natural range of Cajanus species includes West Africa, Madagascar and the Comoros, the Indian Subcontinent, Indochina, southern China and Taiwan, Malesia, New Guinea, and northern Australia.
The orange spots you can find on heads of lettuce kind of look like rust. But no need to fear—actual rust has nothing to do with this phenomenon. It's officially called russet spotting, and it's ...
Ascospores of M. pinodes produce leaf infections that can be identified by many small purple spots on the undersides of leaves. Under dry conditions, these spots remain small and have no well-defined margin. [2] [3] However, under moist conditions, the purple spots enlarge, turning into well-defined, brown- black lesions. Sometimes these ...
The tur pod bug is the most damaging sap-sucking pest of pigeon pea in India. [citation needed] The pods and seeds are the prime site for attack, young seeds being damaged; during heavy attacks the pods become shrivelled. Flowers, leaves and young shoots are additionally attacked. [citation needed]