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Bao You 098


Bao You 098

Authorized number: 粤审稻20180032

1Characteristics: three-line hybrid rice combination of photosensitive indica typegrowth period of late season was 119 to 121 days6 days longer than check variety(广8169),plant type cimcsecondary tillering abilitylarge-panicle and grainlow fecundityhigh lodging resistancepoor low temperature resistanceboth booting stage and blooming period),plant height was 112.4~113.1 cmpanicle length was 24.3~24.6 cmeffective ears per mu was 15.4~16.1 ten thousandtotal grain number per spike was 163~180setting rate was 74.6%~75.9%1000-grain weight were 24.5~25.4 gram.

2Quality: the rice quality was appraised as national standard and province standard of high quality grade 3head milled rice rate was 52.7%~53.3%chalky rice rate was 30%~32%chalkiness degree was 2.4%~3.5%amylose content was 21.8%gel consistency was 78 millimeterlength-width ratio was 3.3score of eating quality was 6872.

2Disease resistancesecondary blast resistancetotal resistance frequency was 82.86%~85%the resistance frequencies to group B was 76.92%84.61%the resistance frequencies to group C was 100%leaf blast was 1.0~2.3 degreepanicle blast was 3.4~4.0 degreesecondary resistance to white leaf blighttype flora was 13 degreetype flora was 1~3 degree.

4Yield: in the rice area test of Guangdong province in 2015 of late seasonaverage yield per mu was 456.49 kgthe yield was 5.68% lower than check variety(广8169),in the rice area reexamine test of Guangdong province in 2016 of late seasonaverage yield per mu was 421.55 kgthe yield was 1.31% lower than check variety(广8169),in the rice production test of Guangdong province in 2016 of late seasonaverage yield per mu was 489.86 kgthe yield was 2.49% higher than check variety(广8169),daily yield was 3.54~3.77 kg.

5Appropriate promotion regional: It is adapted for rice region south and southwest of Guangdong Provinceplanting in plain area.

6Cultivation Techniques of Onion: proper densityearly application of tillering fertilizerincrease the number of effective tillersincrease the seed setting rate by strengthen management of fertilizer and water in the middle and later stagespay attention to the control of rice blast.