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Drought stress conditions


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Effect of nitrogen application levels on growth of rice under drought stress conditions

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Under both mild drought watered conditions, the total root length was highest at 180 kg N ha -1 (186.0 under mild drought stress watered conditions, respectively), the ot length was observed at 60 kg N (163.3 and 171.7 m plant -1 under mild drought stress and well-watered conditions, respectively).

miRNAs involved in drought stress in Italian ryegrass (Lolium multiflorum L.)

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For the expression analysis and to find out the role of pectinesterase for flower development and fertility under drought stress conditions, the gene that is responsible for pectinesterase synthesis under drought conditions were selected (Zhang et al., 2020).

Generation mean analysis in wheat (Triticum aestivum L.) under drought stress conditions

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Table 7 Estimates of scaling test and types of gene action using generation means for all studied Characters in Gemmeiza 9 · IL1 (cross 1) under normal (N) and drought stress (D) conditions.. 23.43. 3.78 23.60. 9.21 23.81. 23.20. Table 8 Estimates of scaling test and types of gene action using generation means for all studied characters in Sids 1 · IL2 (cross 2) under normal (N) and drought stress (D) conditions.. 23.23. 23.93. 23.05.

Identification of long noncoding natural antisense transcripts (lncNATs) correlated with drought stress response in wild rice (Oryza nivara)

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BJ278C and BJ278P represent BJ278 samples under control and drought stress conditions, respectively. BJ89C and BJ89P represent BJ89 samples under control and drought stress conditions, respectively. NAT pairs responsive to drought stress. Red and blue lines represent up- and downregulated genes, respectively, under drought stress respectively. c Genome-wide distribution of NAT pairs and differentially expressed genes (DEGs) under drought stress conditions.

Comparative metabolite profiling of drought stress in roots and leaves of seven Triticeae species

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Therefore, the alteration in metabolic levels in sensitive and drought stress tolerant genotypes under control and drought stress conditions can be attributed to gene suppression or overexpression of the related chromosome arms..

Comparative physiology and transcriptome analysis allows for identification of lncRNAs imparting tolerance to drought stress in autotetraploid cassava

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Consistently, these three families of TFs appear to play important roles in drought stress signalling [35–37].. Comparison of lncRNA transcripts under drought stress Similarly, (2XDR_vs._2XCK) vs. 1, 69 DE lncRNAs were specific to drought-stressed 4× leaves (Fig. Table 2 Changes in differentially expressed genes involved in photosynthesis in 2× and 4× cassava leaves under drought stress conditions.

Growth and physiological responses of sugarcane to drought stress at an early growth stage

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In addition, the results showed a decrease in the mean values of stomatal. length in the sugarcane cultivars under stressed conditions compared to the control. Similar results were observed by Meng et al. Zhou (2008) in which stomatal density was negatively correlated with stomatal length under different drought stress conditions. However, Yang et al.

Effect of potassium application in drought-stressed tobacco (Nicotiana rustica L.) plants: Comparison of root with foliar application

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Concentrations (mg g 1 DW) of K, P and Cl in the shoot and roots of tobacco (Nicotiana rustica L.) plants grown under well-watered or drought stress conditions and supplied with adequate (+K) or low (K) potassium. Well-watered +K Cont a ab ab. Drought stress +K Cont a bcd a. Well-watered +K Cont a c a. Drought stress +K Cont b a b.

Physiological and biochemical studies on drought tolerance of wheat plants by application of amino acids and yeast extract

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The effect of amino acids on leaf chlorophyll content in bread wheat genotypes under drought stress conditions. Promotive effect of 5-amino Levulinic acid on growth and yield of wheat grown under dry conditions. Effect of drought stress and ascorbic acid foliar application on productivity and irrigation water use efficiency of wheat under newly reclaimed sandy soil. Effect of fertilizer potassium on growth, yield and nutrient uptake of wheat (Triticum aestivum L.) under water stress conditions.

Investigation of the effects of overexpression of Novel_105 miRNA in contrasting potato cultivars during separate and combined drought and heat stresses

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In case of heat stress photosynthetic rate of Russet Burbank wild type plants decreased up to 39% and a 70% decrease of heat and drought stress after 12 days compared to their control plants at the same time point, while transgenic Novel_105 Russet Burbank plants showed a 13% increase in response to heat stress and a 55% decrease with the exposure of combined heat and drought stress conditions in the same comparison.

Comparative analysis of drought-responsive and -adaptive genes in Chinese wingnut (Pterocarya stenoptera C. DC)

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Moreover, soluble sugar (SS) substan- tially increased after simulated drought stress and then gradually decreased from 6 h to 12 h, but the SS contents at 6 and 12 h were still higher than those in the control (Fig. 3 The MA plot to display the different expressed genes in leaves of Pterocarya stenoptera after 3 h (a) and 12 h (b) exposure to drought stress conditions when FC ≥ 1.5.

Thiamin-induced variations in oxidative defense processes in white clover (Trifolium repens L.) under water deficit stress

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A similar trend in both white clover cultivars to drought stress or thiamin was observed for this attribute.. A significant reduction (P ≤ 0.001) was observed in total soluble proteins in both white clover cultivars under both water deficit conditions. Foliar applications of thiamin had a negligible effect on the accumulation of total soluble proteins in both white clover cultivars under drought stress conditions.

Transcriptome-IPMS analysis reveals a tissue-dependent miR156/SPL13 regulatory mechanism in alfalfa drought tolerance

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Identification of SPL13 interacting proteins in alfalfa IPMS was used to identify candidate proteins that interact with SPL13 in alfalfa under drought stress. and wild-type plants grown under control and drought stress conditions were used. 3 Leaf-specific DEG attributed to photosynthesis are enhanced in SPL13RNAi plants.

Ectopic expression of Medicago truncatula homeodomain finger protein, MtPHD6, enhances drought tolerance in Arabidopsis

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In total, 2044 genes were transcriptionally affected by the MtPHD6 transgene or drought treatment (Additional file 3: Table S3).. under control and drought stress conditions, respect- ively. In WT plants, drought stress treatment modulated expression of 1231 genes, including 950 up-regulated and 281 down-regulated genes. Comparatively, signifi- cantly fewer DEGs were identified by drought stress treatment in MtPHD6 OE lines, with 683 up-regulated genes and 465 down-regulated genes (Fig.

Variations in growth performance and nitrogen uptake of sugarcane cultivars under rain-fed conditions

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Photosynthetic response and nitrogen use efficiency of sugarcane under drought stress conditions with different nitrogen application levels. Effects of drought stress at early growth stage on response of sugarcane to different nitrogen application. Nitrogen use efficiency and drought tolerant ability of various sugarcane varieties under drought stress at early growth stage. Effect of deficit irrigation on growth and yield of sugarcane.

Physiological and biochemical responses of almond rootstocks to drought stress

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After the shoots were grown in the climate chamber for 4 weeks, their responses to the stress conditions were examined.. The effects of drought stress treatments on the number of shoots and chlorophyll contents in the 15 different genotypes were presented in Table 1. In the study, it was. determined that the number of shoots in all genotypes decreased significantly as compared to the control treatment in response to the increase in the level of drought stress.

The role of BADH gene in oxidative, salt, and drought stress tolerances of white clover

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The performance of T1, T2, and T3 genotypes against drought stress were evaluated to determine whether the BADH expression enhances drought tolerance of white clover. After drought stress, the BADH transcript levels in T1, T2, and T3 genotypes significantly increased (Figure 4a). Moreover, after the drought stress, GB contents of the leaves of T1, T2, and T3 genotypes significantly increased, compared to nonstress conditions.

Multivariate analysis of mutant wheat (Triticum aestivum L.) lines under drought stress

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Principal component analysis (PCA) showed that the first two PCs with eigenvalues >1 had more than 50% of the total variability among the mutant lines under normal and water limited conditions. Cluster analysis depicted that considerable variations existed among all mutant lines. Using drought tolerance indices (Stress tolerance index and geometric mean productivity), high yielding mutant lines under drought stress were selected.

Functional characterization and regulatory mechanism of wheat CPK34 kinase in response to drought stress

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response to drought stress. Background: Drought is one of the most adverse environmental factors limiting crop productions and it is important to identify key genetic determinants for food safety. In our previous study, abundance of the wheat CPK34 (TaCPK34) protein was remarkably upregulated in wheat plants suffering from drought stress, inferring that it could be involved in this stress. Therefore, here we further detected its function and mechanism in response to drought stress..