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Yu You 098


Yu You 098

Authorized number: 粤审稻20160047

1Characteristics: three-line hybrid rice combination of sensible temperature indica typeearly-maturing varietyhigh disease resistancegrowth period of late season was 106 to 110 days8 days shorter than check variety(粤晶丝苗2号),4 days shorter than check variety(广82168),plant type cimcweak tillering abilitylarge-panicle and long grainsecondary lodging resistancesecondary low temperature resistanceplant height was 104.4~106.0 cmpanicle length was 21.6~21.8 cmeffective ears per mu was 16.2~16.6 ten thousandtotal grain number per spike was 141~159setting rate was 82.5%~83.1%1000-grain weight were 24.5~25.0 gram.

2Quality: rice quality did not reach high quality gradehead milled rice rate was 43.9%~59.3%chalky rice rate was 9%~16%chalkiness degree was 1.8%~2.3%amylose content was 14.1%~14.4%gel consistency was 70~72 millimeterlength-width ratio was 3.5~3.6score of eating quality was 80.

3Disease resistance: high blast resistancetotal resistance frequency was 96.97%~100%the resistance frequencies to group B was 94.74%~100%the resistance frequencies to group C was 100%leaf blast was 1.5~1.8 degreepanicle blast was 2.0~2.5 degreeSingle point maximum level 3.0),medium resistance to white leaf blighttype flora was 3 degreetype flora was 3~5 degree.

4Yield: in the rice area test of Guangdong province in 2014 of late seasonaverage yield per mu was 462.46 kgthe yield was 0.50% lower than check variety(粤晶丝苗2号),in the rice area reexamine test of Guangdong province in 2015 of late seasonaverage yield per mu was 427.88 kgthe yield was 2.52% lower than check variety(广82168),in the rice production test of Guangdong province in 2015 of late seasonaverage yield per mu was 455.07 kgthe yield was 5.85% lower than check variety(广82168),daily yield was 3.89~4.36 kg.

5Appropriate promotion regional: It is adapted for rice region outside of northern Guangdongboth early and late season can be planted.

6Cultivation Techniques of Onion: Conventional cultivation management.

Yu You 098(图1)