نتایج جستجو برای: drought tolerant indices
تعداد نتایج: 146422 فیلتر نتایج به سال:
Drought stress is the most important factor and ever-growing problem limiting wheat (Triticum aestivum L.) productivity worldwide. Wheat has physiological mechanisms that enable them to adapt drought stress and this adaptation may vary among different genotypes. This study was performed to investigate the physiological responses in twelve wheat genotypes under drought stress to identify drought...
Drought is a major threat to maize growth and production. Understanding the molecular regulation network of drought tolerance in maize is of great importance. In this study, two maize inbred lines with contrasting drought tolerance were tested in the field under natural soil drought and well-watered conditions. In addition, the transcriptomes of their leaves was analyzed by RNA-Seq. In total, 5...
Dissection of the genetic loci controlling drought tolerance traits with a complex inheritance is important for drought-tolerant sugarcane improvement. In this study, we conducted large-scale candidate gene association study 649 genes in diversity panel to identify variants underlying agronomic and indices evaluated plant cane ratoon under water-stressed (WS) non-stressed (NS) environments. We ...
Shifts in plant species distributions due to global change are increasing the availability of novel resources in a variety of ecosystems worldwide. In semiarid riparian areas, hydric pioneer tree species are being replaced by drought-tolerant plant species as water availability decreases. Additionally, introduced omnivorous crayfish, which feed upon primary producers, allochthonous detritus, an...
Drought stress is one of the most important environmental factors affecting growth, development and production of crop plants. Drought tolerance in germination and seedling growth stage is very important especially for crop production in dry regions. Sufficient genetic diversity in cultivated species of safflower is limited and seems to be of potential benefit in search of wild species. In this...
Drought stress decreases crop growth, yield, and can further exacerbate pre-harvest aflatoxin contamination. Tolerance and adaptation to drought stress is an important trait of agricultural crops like maize. However, maize genotypes with contrasting drought tolerances have been shown to possess both common and genotype-specific adaptations to cope with drought stress. In this research, the phys...
In this research, twenty-two selected almond hybrids with their parents ‘A1-99’ (drought-sensitive) and ‘Tuono’ (relatively tolerant against drought), were investigated for screening drought tolerance using some morphological and physiological traits. This research was carried out in a complete randomized design with three replications at the Temperate Fruit Research Center of Horticultural Sci...
Plant hydraulic architecture has been studied extensively, yet we know little about how hydraulic properties relate to species' life history strategies, such as drought and shade tolerance. The prevailing theories seem contradictory. We measured the sapwood (K(s) ) and leaf (K(l) ) hydraulic conductivities of 40 coexisting tree species in a Bolivian dry forest, and examined associations with fu...
The persistence and productivity of forage grasses, important sources for feed production, are threatened by climate change-induced drought. Breeding programs in search new drought tolerant grass varieties, but those still rely on time-consuming less consistent visual scoring breeders. In this study, we evaluate whether Unmanned Aerial Vehicle (UAV) based remote sensing can complement or replac...
A cDNA-AFLP approach was used to identify transcript and/or genes specifically expressed in response to drought in tea. Drought was artificially induced and whole genome transcript profiling was done at three different stages-6 days before wilting, 3 days before wilting and at wilting stage of both tolerant and susceptible cultivars, and genetic differences was thus visualized as polymorphisms ...
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