By N.K. Srinivasa Rao, K.S. Shivashankara, R.H. Laxman
This publication brings jointly fresh advances within the sector of abiotic rigidity tolerance in a number of greens, fruit vegetation, plantation plants and tuber vegetation. the most demanding situations to bettering the productiveness of horticultural vegetation are the different sorts of abiotic stresses more often than not brought on by weather swap on the neighborhood and international point. warmth, drought, chilly and salinity are the key abiotic stresses that adversely impact development and productiveness and will set off a sequence of morphological, physiological, biochemical and molecular adjustments in numerous horticultural plants. so far, there are not any books overlaying horticultural crop-specific abiotic rigidity tolerance mechanisms and their administration. Addressing that hole, the publication is split into 2 sections, the 1st of which highlights contemporary advances within the normal features of abiotic pressure tolerance just like the position of hormones, reactive oxygen species, seed remedies, molecular mechanisms of warmth tolerance and heavy steel toxicity, whereas the second one specializes in the abiotic tension tolerance mechanisms of assorted greens, fruit plants, plantation vegetation and tuber plants. It contains complete discussions of fruit plants like mango, grapes, banana, litchi and arid quarter culmination; greens vegetation like tomato, capsicum, onion and tuber vegetation; and plantation vegetation like coconut, areca nut, oil palm and black pepper. one of the concepts for plant tension survival, examples of either avoidance and tolerance correct to specific vegetation are tested intimately, supported by way of chosen accomplished case reports of growth. As such, the ebook bargains a worthy source suited to scientists and graduate scholars operating within the fields of crop development, genetic engineering, and the abiotic tension tolerance of horticultural plants.
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Extra resources for Abiotic Stress Physiology of Horticultural Crops
Furthermore, the ABA is also active in root-to-shoot communication in the plants subjected to stress. The ratio between the growth of root and shoot in a plant is sensitive to abiotic stresses, and there is coordination among them via long distance transport of substrates or signal (Munns and Crammer 1996). Passioura and Stirzaker (1993) opined that the ABA acts as a feed-forward signal from the roots to the aerial plant parts under stress conditions. Jackson (1993) provided evidence for influence of the roots on shoot development via transport of hormones in the xylem.
Rajasekaran and Blake (1999) found delay in stomatal closure induced by drought stress following homobrassinolide treatments. Brassinosteroids are also found effective in modulating salinity stress as evident from improvements in plant tolerance by epibrassinolide treatment. K. Upreti and M. Sharma protective action against stress-induced oxidative damage of membrane lipids and induction in antioxidant enzymes (Ozdemir et al. 2004; Ali et al. 2007; Hayat et al. 2010). Similarly, Ding et al. (2012) witnessed improvement in salt tolerance by epibrassinolide in eggplant.
Passioura and Stirzaker (1993) opined that the ABA acts as a feed-forward signal from the roots to the aerial plant parts under stress conditions. Jackson (1993) provided evidence for influence of the roots on shoot development via transport of hormones in the xylem. Further Saab et al. (1990) stated that the relationship between ABA and root growth is completely different from that in shoots, as higher ABA levels in roots promote root growth at low water potential (Biddington and Dearman 1982; Watts et al.
Abiotic Stress Physiology of Horticultural Crops by N.K. Srinivasa Rao, K.S. Shivashankara, R.H. Laxman