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The impact of priming on morphophysiological and biochemical traits? 


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Seed priming has a significant impact on morphophysiological and biochemical traits in plants. Priming enhances germination, vigor, and early growth of seeds, leading to improved plant performance. It synchronizes germination and enhances seedling establishment . Priming treatments with essential plant growth regulators (PGRs) such as gibberellic acid (GA3), potassium nitrate (KNO3), salicylic acid (SA), ascorbic acid (AsA), and hydrogen peroxide (H2O2) have been found to increase morphological characteristics, photosynthetic pigments, and overall plant performance . Seed priming with potassium nitrate for 4 hours has shown significant increases in plant height, number of branches, dry matter content, germination percentage, protein content, yield, and yield attributes in chickpea crops . Seed priming also triggers normal metabolic developments, enzyme activation, reduced imbibition time, and osmotic adjustment, leading to faster and synchronized germination . Overall, seed priming is a low-cost and effective technique that improves seed germination, vigor, and plant growth by enhancing physiological, biochemical, and molecular processes .

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Open accessBook ChapterDOI
28 Apr 2022
3 Citations
The paper discusses the beneficial influence of seed priming on morphological, physiological, biochemical, and molecular responses in crop plants to combat abiotic stress.
The paper discusses the physiological, biochemical, and molecular changes induced by seed priming, which enhance seed germination and plant growth. It also mentions that seed priming triggers normal metabolic developments during early germination stages. However, it does not specifically mention the impact of priming on morphophysiological and biochemical traits.
The paper evaluates the impact of seed priming on morpho-physiological traits such as germination %, plant height, number of branches, dry matter content, and number of days required for flowering in chickpea. It also assesses the impact on biochemical traits such as protein content.
The paper discusses the impact of seed priming with Plant Growth Regulators (PGRs) and artificial magnetism on morpho-physiological traits such as root/shoot length, number of leaves, and fresh/dry weight. It also mentions the influence of priming on photosynthetic pigments, specifically chl a and carotenoids.

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