審定編號:粵審果2011001
選育單位:廣(guang)東省農業(ye)科(ke)學院果樹(shu)研究所、封(feng)開縣(xian)果樹(shu)研究所
品種來源:封開縣長(chang)崗鎮(zhen)‘封開油(you)栗’老樹實(shi)生群體(ti)
特征特性(xing):油栗類型板栗品種(zhong)。樹姿(zi)開張,果(guo)前(qian)枝長。早熟(shu),果(guo)實在8月中下旬成熟(shu),比對照種(zhong)封開油栗早熟(shu)15天左右;單果(guo)(種(zhong)子)重11.56克,總糖含(han)量(liang)4.53%,還原(yuan)糖含(han)量(liang)1.62%,淀粉含(han)量(liang)26.40%,蛋白質含(han)量(liang)3.62%,脂肪含(han)量(liang)0.85%,水分含(han)量(liang)48.40%。種(zhong)皮深(shen)褐(he)色(se)、有光澤(ze),果(guo)肉淡黃色(se),風味香濃,品質優。
產(chan)量表(biao)現(xian):封開(kai)試驗點2年品(pin)比結果(guo),三年生(sheng)樹(shu)平均株產(chan)2.3公斤(jin),四年生(sheng)樹(shu)4.9公斤(jin),比對(dui)照種封開(kai)油栗增產(chan)9.5~20.0%;折畝產(chan)92公斤(jin)和196公斤(jin),比對(dui)照種封開(kai)油栗增產(chan)9.5%和16.7%。
栽培技術要(yao)點(dian):⑴采用南方板栗(li)群(qun)品種(zhong)(zhong)或(huo)野生板栗(li)做砧木,選擇通(tong)氣性(xing)好(hao),排(pai)灌方便,pH值(zhi)5.0~6.5的砂壤(rang)土(tu)或(huo)壤(rang)土(tu)種(zhong)(zhong)植(zhi);⑵從(cong)冬季落葉休眠到(dao)春芽萌動前(qian)均可種(zhong)(zhong)植(zhi),以春芽萌動前(qian)種(zhong)(zhong)植(zhi)最(zui)好(hao),株行距4×4米或(huo)4×5米,每畝種(zhong)(zhong)33~40株,密(mi)植(zhi)果(guo)園株行距不低(di)于3.5×4米,每畝種(zhong)(zhong)47株,種(zhong)(zhong)植(zhi)穴覆土(tu)時(shi)高出地面15~25厘米;⑶按10%比例配置(zhi)1~2個花(hua)期相近的板栗(li)品種(zhong)(zhong)作(zuo)授(shou)粉樹(shu),均勻分散種(zhong)(zhong)植(zhi);⑷培養(yang)矮化‘開(kai)心形(xing)’樹(shu)冠(guan),成年樹(shu)按每平方米樹(shu)冠(guan)投影面積(ji)保(bao)留10~13條有(you)效結果(guo)母(mu)枝;⑸注(zhu)意(yi)防治(zhi)疫病、果(guo)實炭疽病、桃蛀螟、栗(li)癭蜂、木蠹蛾等病蟲害。
省(sheng)(sheng)品(pin)(pin)審(shen)(shen)(shen)會審(shen)(shen)(shen)定意見:早(zao)(zao)香(xiang)1號為油栗(li)類型(xing)板栗(li)品(pin)(pin)種(zhong)(zhong)。早(zao)(zao)熟,果實在8月(yue)中下旬成熟,比對照種(zhong)(zhong)封開油栗(li)早(zao)(zao)熟15天左右。豐產(chan)性(xing)好,果肉淡黃色,風(feng)味香(xiang)濃,品(pin)(pin)質優。適(shi)宜在我省(sheng)(sheng)板栗(li)產(chan)區種(zhong)(zhong)植。符合廣東省(sheng)(sheng)農(nong)作物品(pin)(pin)種(zhong)(zhong)審(shen)(shen)(shen)定標準(zhun),審(shen)(shen)(shen)定通過。











