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Rose rosette disease is an untreatable rose disease caused by the Rose rosette virus (RRV), and is spread and introduced into the rose during feeding by the rose leaf curl mite (Phyllocoptes fructiplilus). This extremely small eriophyid mite feeds on cell sap of the tender stems and leaf petioles. The […]

Cotton means, “thread”. Cotton is an in determinant plant. There are four cultivated species of cotton. · Gossipium arborium · Gossipium herbacium · Gossipium hirsutum · Gossipium barbaden The first two species are called Old-world cotton. It is grown in India, Pakistan. Lint is used in textile and stuffing. The […]