百農(nong)矮抗(kang)58
特征特性
屬半冬性(xing)(xing)中晚熟品種，全生有(you)期228.8-234.3天(tian)。幼苗半匍匍，葉片較窄.葉色濃綠(lv)；冬季(ji)(ji)抗寒性(xing)(xing)較好(hao)，分蘗力成(cheng)穂(sui)率中等(deng)，春季(ji)(ji)起身早，兩極分化(hua)快，抽(chou)穂(sui)較早；株型(xing)偏(pian)緊湊，旗葉上舉，穂(sui)下節(jie)短，株高(gao)73.7-75.6cm，莖(jing)稈(gan)彈性(xing)(xing)好(hao)杭倒(dao)伏能力強；紡錘型(xing)穗(sui)，長芒，白殼，白粒，籽粒角質，黑胚率偏(pian)高(gao)。產量構成(cheng)三要素：畝賽數39.7-40.6萬，穗(sui)粒數31.5-33.6粒.干粒重45.9-50.0g。
產量表現
2012-2013年(nian)(nian)度(du)河(he)(he)南省冬(dong)(dong)水c組區(qu)域試(shi)(shi)驗(yan)，13點(dian)(dian)匯(hui)總，8點(dian)(dian)增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)，5點(dian)(dian)減(jian)產(chan)(chan)(chan)(chan)(chan)(chan)，增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)點(dian)(dian)率615%，平均畝(mu)產(chan)(chan)(chan)(chan)(chan)(chan)496.9kg，比(bi)(bi)對(dui)照(zhao)品(pin)種(zhong)周麥18增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)1.2%、不顯著，居15個參試(shi)(shi)品(pin)種(zhong)第6位(wei)；2013-2014年(nian)(nian)度(du)河(he)(he)南省冬(dong)(dong)水0組區(qu)域試(shi)(shi)驗(yan)，12點(dian)(dian)匯(hui)總，10點(dian)(dian)增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)，2點(dian)(dian)減(jian)產(chan)(chan)(chan)(chan)(chan)(chan)，增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)點(dian)(dian)率83.3%，平均畝(mu)產(chan)(chan)(chan)(chan)(chan)(chan)583.6kg，比(bi)(bi)對(dui)照(zhao)品(pin)種(zhong)周麥18增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)3.3%，顯著，居15個參試(shi)(shi)品(pin)種(zhong)第6位(wei)。2014-2015年(nian)(nian)度(du)河(he)(he)南省冬(dong)(dong)水8組生產(chan)(chan)(chan)(chan)(chan)(chan)試(shi)(shi)驗(yan)，14點(dian)(dian)匯(hui)總，12點(dian)(dian)增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)，2點(dian)(dian)減(jian)產(chan)(chan)(chan)(chan)(chan)(chan)，平均畝(mu)產(chan)(chan)(chan)(chan)(chan)(chan)540.6kg，比(bi)(bi)對(dui)照(zhao)品(pin)種(zhong)周麥18增(zeng)產(chan)(chan)(chan)(chan)(chan)(chan)4.8%，居8個參試(shi)(shi)品(pin)種(zhong)第7位(wei)。
2013-2014年(nian)連續兩年(nian)河(he)南省農業科學院植(zhi)物(wu)保護研(yan)究所抗(kang)病(bing)(bing)鑒定：中(zhong)抗(kang)條(tiao)銹(xiu)病(bing)(bing)，中(zhong)感葉銹(xiu)病(bing)(bing)，中(zhong)感白粉病(bing)(bing)，中(zhong)感紋枯病(bing)(bing)，高(gao)感赤(chi)霉病(bing)(bing)。
栽培要點
1、播期和播量：10月5~20日(ri)(ri)播種(zhong)，播期10月10日(ri)(ri)左(zuo)右；高肥(fei)(fei)力地塊每(mei)畝(mu)播量6~8kg，中低(di)肥(fei)(fei)力地塊每(mei)畝(mu)8-10kg，如(ru)延期播種(zhong)，以每(mei)推遲3天畝(mu)播量增(zeng)加0.5kg為宜。
2、田間管理：般(ban)畝(mu)施(shi)底肥(fei)尿素20kg，磷酸(suan)—銨25kg，硫酸(suan)鉀(jia)15kg或二元(yuan)素復合肥(fei)（15： 15： 15)50kg，春節前后每畝(mu)追(zhui)施(shi)尿素7~ 10kg。拔(ba)節前進行化學除草(cao)，并(bing)適當澆灌(guan)返青水，灌(guan)漿期噴施(shi)磷酸(suan)二氫鉀(jia)，結合天氣情(qing)況(kuang)及時(shi)防(fang)治白粉病(bing)和小(xiao)麥穗蚜。
