☆熟期好 ☆抗性強 ☆產量高 ☆米質優
熟期好:在(zai)長江(jiang)上游作(zuo)中(zhong)(zhong)稻(dao)全(quan)生(sheng)育(yu)期156.9天(tian),比F優498遲熟(shu)3.5天(tian)。在(zai)長江(jiang)中(zhong)(zhong)下游作(zuo)中(zhong)(zhong)稻(dao)全(quan)生(sheng)育(yu)期132.8天(tian),比豐兩優四號(hao)早熟(shu)1.2天(tian)。在(zai)華(hua)南稻(dao)區作(zuo)早稻(dao)全(quan)生(sheng)育(yu)期平均122.1天(tian),比天(tian)優華(hua)占遲熟(shu)3.6天(tian)。
抗性強:(長(chang)江上游(you))稻瘟病(bing)(bing)綜(zong)合(he)指數(shu)5.4;(長(chang)江中下游(you))稻瘟病(bing)(bing)綜(zong)合(he)指數(shu)分別為3.6、3.3;(華南)稻瘟病(bing)(bing)綜(zong)合(he)指數(shu)為5.3;
產量高:(長(chang)江上游)每(mei)(mei)畝(mu)有效(xiao)穗(sui)數(shu)(shu)(shu)(shu)17.3萬,株(zhu)高114.1厘(li)米(mi)(mi)(mi),穗(sui)長(chang)25.1厘(li)米(mi)(mi)(mi),每(mei)(mei)穗(sui)總粒(li)數(shu)(shu)(shu)(shu)203.3粒(li),結實(shi)率(lv)86.1%,千(qian)(qian)粒(li)重(zhong)24.6克(ke)(ke)。平(ping)均(jun)畝(mu)產(chan)649.73千(qian)(qian)克(ke)(ke),比(bi)F優(you)498增(zeng)(zeng)產(chan)5.50%;(長(chang)江中下游)每(mei)(mei)畝(mu)有效(xiao)穗(sui)數(shu)(shu)(shu)(shu)17.3萬,株(zhu)高120.8厘(li)米(mi)(mi)(mi),穗(sui)長(chang)26.6厘(li)米(mi)(mi)(mi),每(mei)(mei)穗(sui)總粒(li)數(shu)(shu)(shu)(shu)196.2粒(li),結實(shi)率(lv)85.0%,千(qian)(qian)粒(li)重(zhong)24.6克(ke)(ke)。畝(mu)產(chan)648.89千(qian)(qian)克(ke)(ke),比(bi)豐兩優(you)四號(hao)增(zeng)(zeng)產(chan)6.05%。(華南)每(mei)(mei)畝(mu)有效(xiao)穗(sui)數(shu)(shu)(shu)(shu)19.7萬,株(zhu)高113.1厘(li)米(mi)(mi)(mi),穗(sui)長(chang)25.0厘(li)米(mi)(mi)(mi),每(mei)(mei)穗(sui)總粒(li)數(shu)(shu)(shu)(shu)157.8粒(li),結實(shi)率(lv)82.6%,千(qian)(qian)粒(li)重(zhong)24.6克(ke)(ke)。平(ping)均(jun)畝(mu)產(chan)569.65千(qian)(qian)克(ke)(ke),比(bi)天優(you)華占增(zeng)(zeng)產(chan)5.84%。
米質指標:精米(mi)率73.9%,整精米(mi)率68.1%,粒(li)長6.5mm,長寬比3.5,堊白(bai)粒(li)率2%,堊白(bai)度0.4%,透明度1級(ji),堿消(xiao)值7.0級(ji),膠稠度68mm,直(zhi)鏈淀(dian)粉(fen)含量16.8%,綜合評級(ji)為優質一等。
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