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This article is a list of diseases of cotton (Gossypium spp.). Bacterial. Bacterial diseases; Bacterial blight of cotton: Xanthomonas citri subsp. malvacearum:
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Approximately 4,600 hectare of this species have been destroyed in Sri Lanka since this first epidemic in 1987. [13] Therefore, this pathogen reduces the yield of natural rubber latex in Asian and African countries especially and is thus a major threat to millions of rubber farmers.
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.
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This page was last edited on 5 December 2021, at 16:10 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The following is a list of ecoregions in Sri Lanka. Due to High rainfall and even sunlight throughout the year, Sri Lanka exhibits a great variety in ecoregions in all living habitats. Together with Western Ghats, Sri Lanka forms Western Ghats and Sri Lanka hotspot. It is considered one of the eight super-hotspots. [1]
Sri Lankan freshwater habitats can be divided into 6 major types - river, stream, lake, pond, villu and paddy field - according to size, depth, rate of flow and type of bottom. Medium-sized rivers are called Oya and fast flowing streams torrential streams are called Dola in Sinhalese. The following list provide the freshwater fauna of Sri Lanka.