In this article we will discuss about:- 1. Discovery of Abscisic Acid (ABA) 2. Quantitation of ABA 3. Occurrence 4. Metabolism 5. Mechanism of Action 6. Functions 7. Ion Movement 8. Fruit Growth and Ripening 9. Bud and Seed Dormancy 10. Abscission 11. Water Stress 12. Root Geotropism 13. Drought Resistance 14. Regulation of Enzyme Synthesis. Contents: Discovery of Abscisic [...]
In this article we will discuss about:- 1. Meaning of Gibberellins Acid 2. Occurrence of Gibberellins Acid 3. Biosynthesis and Metabolism 4. Mechanism of Action 5. Cell Division and Cell Elongation 6. Miscellaneous Functions. Meaning of Gibberellins Acid: In East Asia, rice plants infested with the fungus Gibberella fujikuroi displayed remarkable vigorous longitudinal growth. Immediately after the second world war, [...]
In this article we will discuss about:- 1. Discovery of Ethylene 2. Occurrence of Ethylene 3. Movement 4. Biosynthesis 5. Structure and Activity 6. Regulatory Action 7. Mechanism of Action 8. Functions 9. Tropic Movements 10. Growth 11. Dormancy. Discovery of Ethylene: It took several years to establish before it became evident that ethylene (C2 H4) was a natural plant [...]