(1)選育單位:成都(dou)陽光種苗有限(xian)公司,四(si)川(chuan)省群(qun)策旱地農業研究所
(2)品種來源:四川省(sheng)群策旱地(di)農業研究(jiu)所用(yong)自(zi)選自(zi)交系SN2與自(zi)選自(zi)交系SN1組配(pei)選育而成。
(3)特征特性:該組合春(chun)播全(quan)生育(yu)期(qi)121天,植株松散型(xing),株高278厘米,穗(sui)(sui)(sui)位高136厘米;雄穗(sui)(sui)(sui)護穎紫色,花粉量大(da),花絲紅色。穗(sui)(sui)(sui)長(chang)16.7厘米,穗(sui)(sui)(sui)行數(shu)12.8,行粒數(shu)36.3,千粒重271.1克;果(guo)穗(sui)(sui)(sui)錐形(xing),籽粒深黃(huang)色、硬粒型(xing),雙穗(sui)(sui)(sui)率33.58%;品質分(fen)析,酸(suan)性洗滌(di)纖維(wei)26.24%,中性洗滌(di)纖維(wei)52.79%,粗(cu)蛋白15.91%。抗(kang)病(bing)(bing)性鑒定,抗(kang)小班病(bing)(bing)、絲黑穗(sui)(sui)(sui)病(bing)(bing)和莖腐病(bing)(bing),中抗(kang)大(da)斑病(bing)(bing)和紋枯病(bing)(bing)。
(4)產量結果: 2006年(nian)四川省雜交玉(yu)米青貯組區試(shi)生(sheng)物(wu)干產(chan)(chan)(chan)(chan)(chan)畝平(ping)均(jun)1044.8公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)16.15%,7個(ge)(ge)試(shi)點(dian)6增(zeng)(zeng)1減,籽粒(li)畝產(chan)(chan)(chan)(chan)(chan)488公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)1.91%,7個(ge)(ge)試(shi)點(dian)6增(zeng)(zeng)1減;2007年(nian)生(sheng)物(wu)干產(chan)(chan)(chan)(chan)(chan)畝平(ping)均(jun)963.3公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)17.15%,7個(ge)(ge)試(shi)點(dian)均(jun)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan),籽粒(li)畝產(chan)(chan)(chan)(chan)(chan)513.0公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)0.14%,7個(ge)(ge)試(shi)點(dian)5增(zeng)(zeng)2減。2006~2007年(nian)2年(nian)生(sheng)物(wu)干產(chan)(chan)(chan)(chan)(chan)平(ping)均(jun)畝產(chan)(chan)(chan)(chan)(chan)1004.20公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)川單13增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)16.63%;平(ping)均(jun)籽粒(li)畝產(chan)(chan)(chan)(chan)(chan)500.50公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)川單13增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)1.10%;2007年(nian)生(sheng)產(chan)(chan)(chan)(chan)(chan)試(shi)驗,生(sheng)物(wu)干產(chan)(chan)(chan)(chan)(chan)平(ping)均(jun)畝產(chan)(chan)(chan)(chan)(chan)1140.20公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)12.60%,5個(ge)(ge)試(shi)點(dian)均(jun)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan);平(ping)均(jun)籽粒(li)畝產(chan)(chan)(chan)(chan)(chan)519.80公(gong)斤(jin)(jin)(jin),比(bi)(bi)對照(zhao)(zhao)(zhao)增(zeng)(zeng)產(chan)(chan)(chan)(chan)(chan)2.60%,5個(ge)(ge)試(shi)點(dian)4增(zeng)(zeng)1減。
(5)栽培技術要點:適宜(yi)四川春播(bo)。凈作(zuo)畝植(zhi)密度4000株左(zuo)右。重(zhong)施(shi)底肥(fei)(fei),多施(shi)苗肥(fei)(fei)和(he)拔節肥(fei)(fei),重(zhong)施(shi)攻苞(bao)肥(fei)(fei)。苗期及時防(fang)治(zhi)地老(lao)虎(hu),及時防(fang)治(zhi)玉米螟。
(6)適宜(yi)種植區(qu)域:四川平(ping)丘(qiu)區(qu)。











