In this article we will discuss about the structure of asexual and sexual reproductive structure of peziza. Asexual Reproduction of Peziza: 1. Asexual reproduction takes place by conidia and chlamydospores. 2. The conidia are formed exogenously at the tip of conidiophores. 3. Conidia germinate to form the new mycelium. 4. Some intercalary, thick-walled cells are […]
In this article we will discuss about the symptoms of the diseases phytophthora on potato and colocasia. i. Symptoms of Phytophthora on Potato: 1. “Late-blight of potato” (Solanum tuberosum) appears in the fields only after blossoming period. 2. First symptom is the appearance of many small, black or purplish-black areas (Fig. 63) on the leaves. […]
In this article we will discuss about the asexual and sexual reproduction of rhizopus. Asexual Reproduction of Rhizopus: 1. It takes place by spores formed in the sporangium. 2. A single sporangium develops at the tip of long, erect sporangiophore. 3. A dome-shaped columella (Fig. 77) is present in each sporangium. The protoplast of columella […]
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