[PDF] Top 20 PHYSIOLOGICAL PARAMETERS GOVERNING DROUGHT TOLERANCE IN MAIZE

... In majority of the genotypes, transpiration rate decreased under severe stress (IR3) as compared to control (WW) and leaf temperature increased by 2-4ºC. Genotypes having moderate transpiration rates and less increase in ... See full document

... applied in the form of urea, SSP and MOP respectively. The remaining 10kg N combined with gypsum (500 kg)/ha was top dressed at 50 per cent flowering stage. Five plants from each plot were collected randomly for ... See full document

... important parameters could be related to drought tolerance ...This tolerance has been attributed to several drought avoidance and tolerance ...to drought adaptation is the ... See full document

... The leakage of ions from the root apical segments of the maize seedlings was nearly the same in both cultivars prior to the chilling. After two days of chilling the leakage increased 2-fold in Ultra and only ... See full document

... studying drought stress tolerance and the antioxidant enzyme system in ...conventional maize. Transgenic maize maintained a relatively higher content of chlorophylls than the conventional ... See full document

... conditions. Drought was estimated by applying ...biochemical parameters (potassium and chlorophyll contents in ...morphological parameters. The maize hybrid FH-988 had significantly higher ... See full document

... to maize drought ...comparing physiological and biochemical indices of drought resistance across multiple varieties to identify those with high tolerance to water ...associated ... See full document

... WUE). Drought stress resulted in an increased EL for all genotypes (Additional ...and physiological parameters under well-watered and drought stress conditions in 49 switchgrass genotypes ... See full document

...  Under rainfed conditions the analysis of variance for yield and yield contributing parameters showed significant difference for all the characters. Hence, the data on all the seventeen traits which showed ... See full document

... these parameters were not proved to be equally effective for screening the genotypes for their tolerance to ...(stress tolerance index) would help to evaluate the higher stress tolerance ... See full document

... confer tolerance or resistance not only to drought but also to other environmental ...strong drought resistance and sensitiveness, respectively, as references were investigated during 3-day water ... See full document

... the physiological responses to it are complex and often ...in maize, a major effect of water stress is a delay in silk- ing, resulting in an increase in the anthesis-silking interval (ASI), which is an ... See full document

... major physiological responses of plants when exposed to water deficit environment is the elevation of ABA ...in drought con- ...on maize showed that root and leaf ABA concentration during ... See full document

... normal physiological conditions of plant, there is a ba- lance between production and elimination of active oxy- gen free ...the drought stress, when a large number of active oxygen free radicals that harm ... See full document

... of drought has already been recognized as a major cause of yield losses in sugar beet [38,39], although the selection for increased drought tolerance has not been a breeding priority until recently ... See full document

... potential drought-protective ...include drought stress tolerance ...short-term drought and ensure sustaining their productivity under drought conditions with spatiotemporal control and ... See full document

... to drought, when compared to maize and wheat, but when it is exposed to intense water deficit, mainly during flowering, grain yield is significantly ... See full document

... 2004). Drought induces measures drought based on the loss of yield under drought tolerant ...genotypes. Drought susceptibility of a genotype is often measured as a function of the reduction in ... See full document

... Turkiyalmaz (2012) argues in favor of these results that salt stress causes a drastic drop in root length and shoot’s height of wheat seedlings. But salicylic acid ameliorates the harmful effects of salinity and supports ... See full document

... wilting drought compared with a subtle change under mDr In Arabidopsis, more than 50% of the photosynthate is stored as starch (Zeeman and Rees, ...both drought treatments on starch biosynthesis and ... See full document