福建水稻地方品种稻米品质鉴定与评价
作者:
作者单位:

福建省农业科学院水稻研究所,福州 350018

作者简介:

主要从事水稻品质鉴定研究,E-mail: 2005lqh71@163.com;

通讯作者:

江川,主要从事水稻种质资源研究, E-mail :yenwenchun@yeah.net

中图分类号:

基金项目:

福建省科技计划项目-省属公益类科研院所基本科研专项(2022R1023008,2020R1023001, 2021R1023005);5511协同创新工程项目农业资源圃(库)(XTCXGC2021019-SDS01);福建省科技重大专项(2020NZ08016);福建省农业种质资源创新专项(ZZZYCXZX2023002)


Evaluation of the Grain Quality of Rice Landraces in Fujian
Author:
Affiliation:

Rice Research Institute, Fujian Academy of Agricultural Sciences, Fuzhou 350018

Fund Project:

Fujian Provincial Science and Technology Plan Project-Fundamental Research Project of Provincial Publie Welfare Research Institutes (2022R1023008,2020R1023001,2021R1023005);5511 Collaborative Innovation Project Agricultural Germplasm Resource Nursery (Library)(XTCXGC2021019-SDS01);Major Science and Technology Projects in Fujian Province (2020NZ08016);Project of Agricultural Germplasm Resources Innovation in Fujian Province (ZZZYCXZX2023002)

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    摘要:

    通过对2017-2021年“第三次全国农作物种质资源普查与收集行动”收集到的福建水稻地方品种资源品质性状进行鉴定与评价,结果表明:在165份白米稻和红米稻中,粘稻的垩白度变异系数最大,其中籼型白米垩白度最高为148.91%,其次为透明度,而糙米率变异系数最小在5.0%以下。糯稻的阴糯米率变异系数最高在70.0%以上,其次是白度和直链淀粉含量2项指标,而糙米率、碱消值、胶稠度3项指标变异系数较小,都在10.0%以下。从米质指标达标率来看,粘稻整精米率和垩白度达标率较低,在50.0%以下,其他指标较高,均在65.0%以上;糯稻整精米率和直链淀粉含量达标率较低,在50.0%左右,其他指标达标率较高,均在65.0%以上。蒸煮食用品质优劣是优质稻评价的一项重要内容,粘稻中蒸煮食用品质3项指标均达到部颁优质3级以上品种占总数的60.7%,糯稻中占总数的35.4%。与福建第二次普查收集到的品种相比,第三次普查收集到的品种中蒸煮食用品质达到优质的品种比例有大幅度的提升。本研究筛选出10份米质达部颁优质的种质资源,可以为今后优质材料创制提供物质基础;另外还筛选出15份高直链淀粉含量种质,可用作加工专用稻新材料创制。本次收集到的水稻地方品种中有色稻资源较为丰富共有32份约占总数的20.0%,可为今后功能性水稻生产及育种提供宝贵资源。今后应加强地方品种品质鉴定评价工作,从中挖掘出优异的种质资源为水稻育种新材料创制提供物质基础,促进和推动优异水稻新品种选育。

    Abstract:

    This study reported the evaluation of the grain quality traits of rice landraces that were collected from "The Third National Action on Crop Germplasm Resources Survey and Collection" in 2017-2021. Out of 165 white and red grain samples, the highest variation coefficient was observed on the chalkiness of sticky rice, of which the coefficient of indica white grain was as high as 148.91%. The transparency was also detected with high variation coefficient, while the coefficient of brownish was below 5.0%. The variation coefficient of the waxy ratio amongst waxy rice was over 70.0%, the whiteness and the amylose content have lower value of the variation coefficient, while that of the three indexes including brownish, alkali elimination value and gel consistency were below 10.0%. In terms of the grain quality indexes that reaching the standard, the qualified ratio of whole grains or their chalkiness of sticky rice were below 50%, while the qualified ratio of other indexes were above 65.0%. For the glutinous rice, the qualified ratio of whole grains and the amylose content were around 50.0%, and that of the other indexes was higher than 65.0%. The cooking and edible quality is an important aspect in evaluating high-quality rice as well. Among all the varieties of sticky rice and glutinous rice, 60.7% and 35.4%, respectively, of which have reached or above the Grade 3 level issued by the Ministry of Agriculture and Rural Affairs on the three indexes of cooking and edible quality. Compared with the landraces that were collected during the second national survey in Fujian, the amount of landraces with high value of cooking and edible quality has increased significantly within the third survey. Through this study, 10 landraces were identified reaching the high-quality standard issued by the Ministry of Agriculture and Rural Affairs, which provide a material basis for the development of high-quality rice varieties in the future. In addition, 15 germplasms with high amylose content have been identified, which can be used as new raw materials for processing purpose specifically. The mid-colored rice were found with relatively rich amount in local landraces, accounting for about 20.0% of the total, they can provide valuable resources for future breeding and production of rice varieties with special function. In the future, works on the evaluation of grain quality for local landraces should be improved, and excellent germplasm resources would provide a material basis as well as promote the breeding of new superior rice varieties.

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李清华,朱业宝,郑长林,等.福建水稻地方品种稻米品质鉴定与评价[J].植物遗传资源学报,2023,24(5):1291-1301.

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  • 收稿日期:2023-02-24
  • 最后修改日期:2023-03-07
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  • 在线发布日期: 2023-08-30
  • 出版日期: 2023-08-30
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