The increased content of the soil mineral nutrients could reduce chalkiness rate of rice.
不同土壤的矿质养分含量增加可降低稻米垩白；
Results showed that the characters with high heritability are amylose content, seed shape, seed longness, chalkiness rate, brown rice rate and milled rice rate.
结果表明：广义遗传力较高的性状有直链淀粉含量、粒形、粒长、垩白米率、糙米率和精米率。
The major quality problems are higher chalky rice rate, higher chalkiness score, lower head milled rice yield, and poor eating quality.
目前稻米品质存在的主要问题是垩白米率高、垩白度高、整精米率低和食味差。
The chalky rice rate and chalkiness degree were not significantly correlated with other quality traits of short grain type combination.
在短米粒型组合中，垩白粒率和垩白度与其他主要品质性状相关性均不显著。
Improving the quality of medium indica hybrid rice combinations was restricted by chalky rice rate and chalkiness degree.
垩白粒率和垩白度是中籼杂交稻组合稻米品质提升的主要障碍因子。
The rice quality was significantly improved especially for brown rice rate, milled rice rate, head rice rate, chalky grain rate and chalkiness.
施用硅肥能显著改善稻米品质，主要表现为稻米的糙米率、精米率和整精米率显著提高，稻米的垩白粒率和垩白度显著降低。
Variation coefficients of grain chalkiness, translucency and chalkiness were high, but those of brown rice rate, milled rice rate and head rice rate were low.
糙米率、精米率、粒长和长宽比的变异系数较小，垩白米率、透明度和垩白度的变异系数较大。
The rates of brown, milled and head rice increased while chalky rice rate and chalkiness decreased in interplanting with zero tillage.
翻耕移栽秸秆还田也能提高整精米率，降低垩白率和垩白度。
Transplanting with plowing and straw manuring also increased the head rice rate and slightly reduced the chalky rice rate and chalkiness.
翻耕移栽秸秆还田也能提高整精米率，降低垩白率和垩白度。
The results showed that at the early stage of milk filling, the grains of fully milk filling under high temperature had a higher chalkiness, lower transparency, and lower rate of white rice.
结果表明，在籽粒灌浆初期，高温环境下灌浆充实的籽粒，其稻米的垩白增加、透明度变差、整精米率下降，对出糙率及精米率没有明显影响。
The results showed that at the early stage of milk filling, the grains of fully milk filling under high temperature had a higher chalkiness, lower transparency, and lower rate of white rice.
结果表明，在籽粒灌浆初期，高温环境下灌浆充实的籽粒，其稻米的垩白增加、透明度变差、整精米率下降，对出糙率及精米率没有明显影响。
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