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A view of an infected pepper . Colletotrichum capsici has a broad host range but prefers peppers, yams and eggplants. On chili peppers, Capsicum annuum L., C. capsici infect the stem, fruit, and leaves of the plant, causing anthracnose, die-back and ripe fruit rot.
Viral diseases; Alfalfa mosaic genus Alfamovirus, Alfalfa mosaic virus (AMV): Andean potato mottle genus Comovirus, Andean potato mottle virus-pepper strain (APMoV) : Beet curly top
The fruit (botanically a berry) of Capsicum plants has a variety of names depending on place and type. The more piquant varieties are called chili peppers , or simply chilis . The large, mild form is called bell pepper , or is named by color ( green pepper , green bell pepper , red bell pepper , etc.) in North America and South Africa , sweet ...
Seedborne wheat yellows Seedborne wheat yellows viroid Tobacco mosaic: genus Tobamovirus, Tobacco mosaic virus (TMV) Wheat American striate mosaic genus Nucleorhabdovirus, Wheat American striate mosaic virus (WASMV) Wheat chlorotic streak = Wheat chlorotic streak mosaic see Barley yellow striate mosaic Wheat dwarf
For flowering, Capsicum is a non-photoperiod-sensitive crop. [21] Chilies are vulnerable to pests including aphids, glasshouse red spider mite, and glasshouse whitefly, all of which feed on plant sap. [17] Common diseases include grey mould caused by Botrytis cinerea; this rots the tissues and produces a brownish-grey mould on the surface. [17]
It is also one of the oldest cultivated crops, with domestication dating back to around 6,000 years ago in regions of Mexico. [6] The genus Capsicum has over 30 species but Capsicum annuum is the primary species in its genus, as it has been widely cultivated for human consumption for a substantial amount of time and has spread across the world ...
Capsicum chinense or "Chinese capsicum" is a misnomer since all Capsicum species originated in the New World. Nikolaus Joseph von Jacquin (1727–1817), a Dutch botanist, named the species in that way in 1776 because he believed they originated in China. Most of the peppers of this species have a distinctive flavor and are similar in flavor to ...
Wheat is subject to more diseases than other grains, and, in some seasons, especially in wet ones, heavier losses are sustained from those diseases than are in other cereal crops. Wheat may suffer from the attack of insects at the root; from blight, which primarily affects the leaf or straw, and ultimately deprives the grain of sufficient ...