Chalky grain rate

Author: ufjg

August undefined, 2024

Web) Grain length. (f) Grain width. (g) Ratio of grain length to width. (h) 1,000-grain weight. (i) Chalky grain rate (percentage of grains with chalkiness). (j) Chalkiness degree (ratio of chalky area to total area of grain). All phenotypic data in . e – j. were measured from plants grown with 16.7 × 23 cm spacing in paddies under normal ... WebTrends in the chalky grain rate (a), grain weight (b), rice length (c), rice width (d), and rice length/width ratio (e) of middle-season hybrid rice cultivars released in Hunan Province …

Nitrogen Application Rate Affects the Accumulation of

WebMay 26, 2024 · The grain weight of milled rice was 13% lower in JLY1468 than in LYPJ. JLY1468 had less than one-third the chalky grain rate and chalkiness degree compared to LYPJ. Grain weight of milled rice, chalky grain rate, and chalkiness degree was significantly affected by environment and the interaction between cultivar and environment. WebMar 6, 2024 · In brief, 200 g of rice grain samples for each cultivar were de-hulled with a rice huller to calculate the brown rice rate, and then, brown rice was milled with a rice … tributeads.com

Effect of different shading materials on grain yield and quality of ...

WebThe grain-filling rate is higher in a high temperature sensitive cultivar such as ‘Hatsuboshi,’ which frequently shows milky white kernels (mostly constituting chalky grains), than in an insensitive cultivar such as … WebSep 1, 2000 · This interfered with the increase in total chalky grain rate and chalkiness. Moreover, the carbohydrate content in the functional leaves increased significantly in N2 … http://journals.caass.org.cn/zgnykx-en/EN/top_download terese energy reader in chicago

Agronomy Free Full-Text Slimming the Grain through Breeding …

Frontiers Combined Effect of Nitrogen Fertilizer Application and …

WebJun 24, 2024 · Chalkiness, which is highly affected by nitrogen (N) management during grain filling, is critical in determining rice appearance quality and consumer acceptability. … WebMay 30, 2024 · Grain quality is a key determinant of commercial value in rice. Efficiently improving grain quality, without compromising grain yield, is a challenge in rice breeding … tribute act to abbaWebAug 11, 2024 · The production of middle-season rice is an important part of agriculture in the Yangtze River basin of China. In recent years, the chalky grain rate of middle-season … tribute act to abba founded in australia

"WebApr 18, 2024 · For instance, an appropriate amount of fertilizer N application at the panicle initiation stage decreased the rate of chalky kernels, but the heavy application of N fertilizer, such as higher than 300 kg N ha –1, evidently increased the occurrence rate of chalky grains and thus undesirable grain appearance (Zhou et al., 2015). " - Chalky grain rate

Chalky grain rate

Mapping combined with principal component analysis identifies

WebMar 16, 2014 · The percentage of chalky grains in the total number of dehulled grains was used as the measurement of grain chalkiness rate. Head rice yield was the percentage of milled rice grains that remained ... WebIn contrast, there were no significant changes in grain-filling rate along with the release years of the selected hybrids. ... and amylose content, while increased (P<0.05) chalky rice percentage, chalky area, chalky degree, and grain protein. N MP demonstrated a better milling quality under non-shading, while N DP demonstrated under shading. N ...

Did you know?

WebFeb 23, 2024 · Improving chalky soil can be done by tilling in lots of organic material like composted pine needles, leaf mold, manure, humus, compost, and/or peat moss. You … WebJul 10, 2024 · Shading led to a significant reduction in 1000- grain weight and spikelet filling, which ultimately led to a reduction in yield of 15.3% to 20.0% (Table 2 ). The reduction under Shading (B) was ...

WebChalky ratio (chalky area divided by grain area) was measured at a single grain basis for quantitative imaging analysis of chalkiness . Chalky ratio was highly correlated with L*, … WebJan 17, 2024 · The chalky grain rate and chalkiness of superior grains were negatively and significantly correlated with the GR max and GR mean (r = −0.745 **~−0.773 **), but …

WebAug 15, 2024 · Variation in Chalky Grain Rate and Chalkiness Degree under Low Light Stress. The panicle part significantly influenced the CGR between 2024 and 2024 and the CD in 2024 . Compared with the CGR and CD corresponding to the grains at the top panicle part, those corresponding to the grains at the bottom panicle part increased by … WebMar 1, 2024 · The grain quality is a vital criterion that determines consumer preference and economic value. The grain quality traits generally include length-to-width ratio, brown rice, total milled rice, head rice, chalky grain rate, chalkiness degree, amylose content, and protein content (He et al., 1999).

WebFeb 7, 2024 · Reducing chalky grain rate has been one of the primary objectives for rice breeders and producers. Chalkiness is a complex quantitative trait, governed by polygenes and subjected to large variations in environmental factors like temperature and humidity and cultural practices such as fertilization and irrigation [ 4 ].

WebJan 30, 2024 · Head milled rice is the main form of rice for sale and consumption. However, previous studies on the yield change due to the development of new cultivars in rice generally focus on grain yield but few on head milled rice yield. In this study, field experiments were conducted in two years (2024 and 2024) to compare head milled rice … tribute adjective formWebApr 1, 2024 · 3. Chalkiness in Rice. Chalkiness is an undesirable trait that negatively affects milling, cooking, eating, and grain appearance and represents a major problem in many rice-producing areas of the world [10, 39–41].Rice consumers and producers express lack of interest in rice varieties with high degree of chalky grain. tribute ads llcWebAug 10, 2024 · Here, we used the large populations of hybrid rice for genetic dissections of grain quality traits. We carefully phenotyped these F 2 lines for grain length, grain width, grain length-to-width ratio (an important … tribute adsWebThe chalky grain rate and chalkiness degree of all varieties were the lowest in N2 treatment, and there were no significant differences in grain length, grain width and length-width ratio among treatments. From the RVA spectrum characteristic parameters of rice, the eating quality of N1 treatment was the best, slightly better than that of N2 ... tribute acts tina turnerWebJun 24, 2024 · In this study, carbohydrates in the functional leaves and grains of the two varieties, and grain filling parameters, could explain 66.2%, 68.0%, 88.7%, and 91.6% of … tribute agencyWebApr 8, 2024 · Appearance quality includes milled rice length (MRL), milled rice width (MRW), width length rate (WLR), chalky grain percentage (CGP) and chalkiness degree (CD). These traits were measured by an ... tribute agreementWebAug 21, 2011 · Chalky grain has been defined through Calculating area ratio of chalk and the whole rice, chalky area ratio and chalky grain rate have been calculated. Then the … terese heston