In this article we will discuss about:- 1. History of Auxins 2. Bioassay of Auxins 3. Functions 4. Uses. History of Auxins: Charles Darwin and his son Francis Darwin (1880) found that the sensation of unilateral illumination was picked up by the coleoptile tip of Canary Grass (Phalaris canarensis). A decapitated coleoptile did not receive the sensation. Coleoptile tip covered [...]
The upcoming discussion will update you about the differences between Short Day Plants and Long Day Plants. Difference # Short Day Plants: 1. Plants are induced to flower by photoperiods below a critical length. 2. Short day plants are also called long night plants because they require darkness above a critical level. 3. Plants do not flower under long day [...]
The upcoming discussion will update you about the differences between Macro-Elements and Micro-Elements. Difference # Macro-Elements: 1. They occur in plants in easily detectable quantities. 2. The concentration of a macro-element per gm. of dry matter is at least 1 mg or 1000 µg/gm. of the dry matter. 3. They build up the plant body and different protoplasmic constituents. 4. [...]