Read this article in Hindi to learn about the structure of a onion plant, explained with the help of a suitable diagram. पहचान एवं वर्गीकरण: एकबीजपत्री पौधों को उनकी झकड़ा जड़ों एवं पत्तियों पर समानान्तर शिरा-विन्यास द्वारा आसानी से पहचाना जा सकता है । पामवृक्ष, लिली जाति के पौधे, प्याज, लहसुन, गेहूँ, ज्वार, मक्का, केला आदि एकबीजपत्री पौधे हैं अर्थात् [...]
The following points highlight the three types of hormones which regulates the growth and development of plants. The hormones are: 1. Auxins 2. Cytokinins 3. Gibberellins. Hormone # 1. Auxins: Both naturally occurring and synthetic auxins are available and are widely used in cultures for clonal propagation work. Naturally occurring auxin is indole acetic acid (IAA). Synthetic ones are 2, [...]
In this article we will discuss about the role of auxins and cytokinins in culture medium. Effective, speedy growth and desirable morphogenesis in tissue culture requires the presence of both auxins and cytokinins in culture medium. The relative concentration of auxins and cytokinins are often essential to bring about some kind of morphogenesis. Axillary shoot proliferation in some species may [...]