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早中熟黃肉蟠桃新品種中蟠102的選育

2025-02-22 00:00:00牛良曾文芳潘磊崔國(guó)朝魯振華王志強(qiáng)
果樹學(xué)報(bào) 2025年2期
關(guān)鍵詞:黃肉蟠桃新品種

摘" " 要:蟠桃因果形扁平、形狀獨(dú)特、品質(zhì)優(yōu)良而深受人們喜愛(ài)。中蟠102是中國(guó)農(nóng)業(yè)科學(xué)院鄭州果樹研究所最新選育的黃肉蟠桃品種,在鄭州地區(qū)6月下旬至7月上旬成熟,平均單果質(zhì)量208 g,果頂閉合較好,成熟時(shí)60%左右果面著紅暈,果肉黃色,溶質(zhì),汁液多,可溶性固形物含量(w)12.7%~16.0%,品質(zhì)優(yōu)。黏核?;ò攴凵?,5枚,花粉多,自花結(jié)實(shí),極豐產(chǎn)。適合中國(guó)桃各主產(chǎn)區(qū)栽培。

關(guān)鍵詞:蟠桃;新品種;中蟠102;黃肉

中圖分類號(hào):S662.1 文獻(xiàn)標(biāo)志碼:A 文章編號(hào):1009-9980(2025)02-0427-04

Breeding of an early-middle season and yellow-fleshed flat peach Zhongpan 102

NIU Liang, ZENG Wenfang, PAN Lei, CUI Guochao, LU Zhenhua, WANG Zhiqiang*

(Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences/National Peach amp; Grape Improvement Center, Zhengzhou 450009, Henan, China)

Abstract: Flat peach is originated in China and popular for its unique flat shape and excellent flavor. However, for a very long time there were not so many cultivars for growers to choose because the fruit apex of most cultivars did not close well and the appearance was also not so desirable. In the past few decades, most deficits have been improved and several flat peaches were released, like Jinxia Youpan, Zhong Pantao 11, Zhongyoupan 7, etc. And an era for flat peach has arrived in China. Zhongpan 102 is a new released yellow-fleshed flat peach, which was bred by Zhengzhou Fruit Research Institute, CAAS. In 1999, Fengbai, a white flesh peach with big fruit but sterility, was chosen as a female parent and NF9260, a late-matured flat nectarine with yellow and thick flesh but small fruit, was chosen as a pollen donation. Among the offspring, a flat peach numbered 99-42-41 was selected for its bigger fruit and prominent appearance, but the yield was not ideal. In 2011, a self-fruited, high yield nectarine cultivar Zhongyou 13 was chosen as the male parent to pollinate 99-42-41 and 31 seedlings were obtained finally. All the seedlings were planted at a space of 1.0 m in the row and 4.0 m between the rows in spring of 2012. The trees were trained to spindle system and only pruned slightly every winter. Other managements were applied according to routine procedure. Most of the seedlings began to flower and fruit in 2014. The plant numbered 11-16-42 performed noticeably well with big fruit, good appearance and high yield. The main characteristics of the mother tree and the grafted trees were stable in the several fruiting years. The regional trial began from 2016 and authorized to release in 2021. The main economic characteristics are as follows: The trees of Zhongpan 102 are vigorous with semi-upright gesture. The branches are red on the sunny side and the budbreak and branching rates are medium. The average internode length is about 2.36 cm. The leaf is about 15.8 cm long and 3.8 cm wide. The leaf shape is elliptic lanceolate with 2-4 reniform leaf glands. The flower color is pink with 5 petals. The inner wall of calyx tube is orange. It’s fertile and normally yields very high. The fruits of Zhongpan 102 are large and the average fruit mass is 180-230 g. The fruits are flat with light green-yellow background and more than 60% surface area covered with rosy red color when mature. The hair on pericarp is medium in length and density. The pericarp is medium thickness and can not separate from the flesh. The flesh is yellow with no anthocyanins in the flesh and under the pericarp at maturity, and occasionally a small amount of anthocyanins stay near the pit. The flesh tastes sweet and juicy with less fiber. The fruit juice contains 12.7%-16.0% soluble solids. The fruit stones are medium in size, flat in shape and brown in color, with a little grain and furrow on the surface. It’s cling-stone. In Zhengzhou, the budbreak time (late February) and flowering time (middle-late March) of Zhongpan 102 are a little bit early. The fruits mature in late June and the fruit development period is about 95 days. The leaves begin to fall in early November and the annual growth period is about 240 days. Zhongpan 102 is recommended to be planted in northern China. Attention should be paid to avoid the alternation of drought and flood in actual production.

Key words: Flat peach; New cultivar; Zhongpan 102; Yellow flesh

蟠桃是普通桃的果形扁平變種,因形狀獨(dú)特、品質(zhì)優(yōu)良而自成一類,如早露蟠桃[1]、瑞蟠4號(hào)[2]等。但在很長(zhǎng)一段時(shí)間里,蟠桃的栽培一直局限在江浙、新疆等少數(shù)地區(qū),由于品種數(shù)量不多,同時(shí)存在果個(gè)小、果頂閉合不完全、果形不夠端正等問(wèn)題,嚴(yán)重制約了中國(guó)蟠桃種植的發(fā)展。

近些年來(lái),國(guó)內(nèi)科研機(jī)構(gòu)加大了蟠桃育種方面的工作,選擇果肉厚、果頂閉合好、不裂果或裂果輕的蟠桃種質(zhì)與優(yōu)良的桃、油桃品種雜交,選育出了一批克服了傳統(tǒng)蟠桃缺點(diǎn)的品種,如金霞油蟠[3]、中蟠桃11號(hào)[4]、中油蟠7號(hào)[5]等,受到北方桃主產(chǎn)區(qū)果農(nóng)的歡迎,使蟠桃種植走出“小圈子”,融入了大產(chǎn)業(yè)。

中蟠102是中國(guó)農(nóng)業(yè)科學(xué)院鄭州果樹研究所最新選育的早中熟、大果型黃肉蟠桃品種,其果形端正,果頂閉合好,自花結(jié)實(shí),豐產(chǎn)性好,在河南省桃主產(chǎn)區(qū)區(qū)試中表現(xiàn)穩(wěn)定,2021年通過(guò)了河南省林木品種審定(豫S-SV-PP-004-2021)。區(qū)試結(jié)果表明,中蟠102在陜西西安、浙江杭州、云南昆明等地均表現(xiàn)良好。

1 選育過(guò)程

1999年選用大果型、中晚熟桃豐白(大連果樹所育成,無(wú)花粉,產(chǎn)量低)為母本,以油蟠桃優(yōu)系NF9260[6]為父本,雜交選育出了蟠桃優(yōu)株99-42-41。該單株7月下旬成熟,單果質(zhì)量200 g左右,果面平整,果肉白色,硬溶質(zhì),但豐產(chǎn)性不穩(wěn)定。2011年,繼續(xù)以99-42-41為母本,以早熟、優(yōu)質(zhì)、豐產(chǎn)性好的油桃品種中油13號(hào)為父本配置雜交組合,于母樹大蕾期去雄后進(jìn)行人工授粉,母本樹采用常規(guī)管理。

“99-42-41×中油13號(hào)”組合當(dāng)年結(jié)果69個(gè),8月3日采收雜種果,雜交種子經(jīng)低溫層積,共培育獲得雜種實(shí)生苗31株。翌年4月中旬將雜種實(shí)生苗定植到桃育種圃,株行距1.0 m×4.0 m,按自然紡錘形整形,常規(guī)栽培管理。

該組合中編號(hào)為11-16-42的單株于2014年開始開花結(jié)果,花為薔薇型,花粉多。果形扁平,果個(gè)較大,品質(zhì)優(yōu),極豐產(chǎn)。經(jīng)連續(xù)3 a(年)的觀察,母樹各主要經(jīng)濟(jì)性狀表現(xiàn)穩(wěn)定,2016年母樹最大果質(zhì)量達(dá)270 g。2014年從母樹采接穗進(jìn)行了高接觀察,2016年結(jié)果,各高接樹之間表現(xiàn)無(wú)明顯差異,遺傳上穩(wěn)定一致。隨后開始布置田間區(qū)試。2021年經(jīng)現(xiàn)場(chǎng)考察,通過(guò)了河南省林木品種審定(良種編號(hào):豫S-SV-PP-004-2021),定名為中蟠102(圖1,2)。

2 主要特性

2.1 主要植物學(xué)特征

中蟠102樹體生長(zhǎng)勢(shì)較強(qiáng),樹姿半直立,萌發(fā)力強(qiáng),成枝率中等。1年生枝陽(yáng)面紅色,中果枝節(jié)間長(zhǎng)度平均2.36 cm。葉片長(zhǎng)度中等,15.8 cm左右,寬度略窄,約3.8 cm,橢圓披針形,葉片橫截面近水平,葉面呈綠色,葉背淺綠色,葉基銳尖,葉緣鋸齒淺;葉柄長(zhǎng)度中,葉柄蜜腺腎形,2~4個(gè)?;ㄖΥ侄戎械龋ㄑ恐?,多復(fù)花芽。花薔薇型,花瓣5枚,粉紅色,萼筒內(nèi)壁橙黃色,花粉多。

2.2 果實(shí)主要經(jīng)濟(jì)性狀

中蟠102果個(gè)較大,平均單果質(zhì)量208 g,最大270 g。果形扁平,果頂凹入;果實(shí)梗洼淺、寬,果基稍偏;縫合線中,兩半部較對(duì)稱;果皮底色淺綠黃,成熟時(shí)60%左右果面著紅暈,著色較淺;果皮茸毛密度中等。果皮厚度中等,不能剝離。果肉溶質(zhì),黃色,成熟時(shí)果皮下無(wú)花色苷,近核處偶有少量花色苷;肉質(zhì)細(xì),汁液中多,纖維少,濃甜??扇苄怨绦挝锖浚╳)12.7%~16.0%,品質(zhì)優(yōu)良(表1)。果核大小中等,扁平形,褐色,表面有點(diǎn)紋和溝紋,黏核。偶有輕微裂核或裂果。

2.3 生長(zhǎng)結(jié)果習(xí)性

中蟠102營(yíng)養(yǎng)生長(zhǎng)較旺,幼樹期一年可抽生2~3次新梢,二次枝當(dāng)年可成花。花芽起始節(jié)位2~4節(jié),花芽以復(fù)花芽為主,復(fù)花芽比例78.2%,單花芽比例14.7%。

各類果枝均能結(jié)果,幼樹期以中長(zhǎng)果枝結(jié)果為主,盛果期后樹勢(shì)稍緩和,各類果枝均可穩(wěn)定結(jié)果,坐果率可達(dá)54.8%,建議以中果枝結(jié)果為主,嚴(yán)格疏果。該品種在較好管理?xiàng)l件下,第2年結(jié)果,第3年666.7 m2產(chǎn)量可超過(guò)1500 kg,進(jìn)入盛果期,第4年666.7 m2產(chǎn)量可超過(guò)2000 kg。

2.4 物候期

在鄭州地區(qū),中蟠102萌芽時(shí)間偏早(2月底),開花時(shí)間較早(3月中下旬)。果實(shí)6月下旬成熟,果實(shí)發(fā)育期95 d左右。11月上旬開始落葉,到11月中旬完全落葉,全年生育期240 d左右。

3 栽培技術(shù)要點(diǎn)

3.1 建園

北方干旱地區(qū)以山桃為砧木,南方以毛桃為砧木嫁接培育苗木。選擇背風(fēng)向陽(yáng)、土層深厚、排水良好、坡度不大于15°的地塊建園。選擇南北行,低洼地塊建議起壟栽培,株行距(1.5~2.0)m×5.0 m左右,根據(jù)肥水條件靈活調(diào)整。在土壤肥力和透氣性較差的地塊,建議在定植區(qū)域補(bǔ)充每666.7 m2 不低于2 t的優(yōu)質(zhì)有機(jī)肥。

3.2 整形修剪

春季萌芽前距地面40~50 cm高度留飽滿芽定干。萌芽后在東西兩側(cè)選留強(qiáng)旺新梢培養(yǎng)主枝,主枝上下間距約10 cm,夾角60°左右,可立支架輔助整形。對(duì)于主枝上萌發(fā)的強(qiáng)旺側(cè)枝,可留5~10 cm摘心,中庸枝可作為下一年的結(jié)果枝培養(yǎng)。結(jié)果后,樹冠結(jié)構(gòu)保持下大上小,主枝中下部可培養(yǎng)中小型結(jié)果枝組。適時(shí)夏剪,控上促下,保持樹冠通風(fēng)透光。

3.3 花果管理

疏果時(shí)間從花期至果實(shí)成熟前均可,越早疏果對(duì)果實(shí)膨大和品質(zhì)發(fā)育越有利?;ㄆ谝允璩位?、朝天花、過(guò)密花為主。盛花2周后,大小果分明時(shí),疏除小果、畸形果、傷病果、朝天果等,相鄰果實(shí)間距不小于10 cm。建議后期進(jìn)行套袋管理,定果后噴施一遍殺菌殺蟲農(nóng)藥,選擇優(yōu)質(zhì)雙層果袋1周內(nèi)完成套袋作業(yè)。

冬季修剪時(shí),可按1個(gè)中長(zhǎng)果枝0.5 kg的負(fù)載量選留果枝,即每666.7 m2 產(chǎn)量2500 kg對(duì)應(yīng)5000個(gè)中長(zhǎng)果枝,2.0 m×5.0 m株行距每株留75個(gè)左右中長(zhǎng)果枝。

3.4 肥水管理

根據(jù)土壤條件及樹體長(zhǎng)勢(shì)確定施肥量,一般肥力較好地塊,除底肥外,在結(jié)果前可以不用施肥。如年新梢生長(zhǎng)量低于30 cm,需要加大施肥量。肥料種類一般以復(fù)合肥為主。施肥時(shí)間以春季萌芽前為主,果實(shí)成熟前3周左右可適當(dāng)補(bǔ)充磷鉀肥,秋季可補(bǔ)充復(fù)合肥,以增加樹體貯藏營(yíng)養(yǎng),增強(qiáng)樹體抗逆性。

3.5 病蟲害防控

應(yīng)根據(jù)病蟲發(fā)生規(guī)律做好防控工作。以農(nóng)業(yè)防治、物理防治、生物防治為主,化學(xué)防治為輔。需要重點(diǎn)關(guān)注的病蟲害主要有桃蚜、卷葉蛾、紅蜘蛛、柑橘小實(shí)蠅、褐腐病、細(xì)菌性穿孔病等。

4 應(yīng)用前景

中蟠102是一個(gè)早中熟黃肉蟠桃品種,果個(gè)大,果頂閉合較好,品質(zhì)優(yōu)良,極豐產(chǎn)。在河南、陜西西安、浙江杭州、云南昆明等地的區(qū)試結(jié)果表明,該品種在各桃主產(chǎn)區(qū)栽培均表現(xiàn)出色,適應(yīng)性強(qiáng),早果性、豐產(chǎn)性好,果實(shí)經(jīng)濟(jì)性狀優(yōu)良,有較好的推廣應(yīng)用前景。

參考文獻(xiàn) References:

[1] 連廣明,劉素梅,商子明,蔣春志. 極早熟蟠桃優(yōu)良新品種:早露蟠[J]. 河北林業(yè),1998(4):27.

LIAN Guangming,LIU Sumei,SHANG Ziming,JIANG Chunzhi. A very early ripening flat peach cultivar:Zaolu Pantao[J]. Hebei Forestry,1998(4):27.

[2] 姜全,郭繼英,鄭書旗. 晚熟蟠桃新品種‘瑞蟠4號(hào)’[J]. 園藝學(xué)報(bào),1999,26(4):277.

JIANG Quan,GUO Jiying,ZHENG Shuqi. ‘Ruipan No. 4’:A late-ripening flat peach variety[J]. Acta Horticulturae Sinica,1999,26(4):277.

[3] 馬瑞娟,俞明亮,杜平,宋宏峰,沈志軍,許建蘭,蔡志翔,張妤艷. 油蟠桃新品種‘金霞油蟠’[J]. 園藝學(xué)報(bào),2009,36(3):459.

MA Ruijuan,YU Mingliang,DU Ping,SONG Hongfeng,SHEN Zhijun,XU Jianlan,CAI Zhixiang,ZHANG Yuyan. A new flat nectarine cultivar ‘Jinxia Youpan’[J]. Acta Horticulturae Sinica,2009,36(3):459.

[4] 陳昌文,朱更瑞,王力榮,方偉超,曹珂,王新衛(wèi),馮義彬. 蟠桃新品種‘中蟠桃11號(hào)’[J]. 園藝學(xué)報(bào),2015,42(10):2089-2090.

CHEN Changwen,ZHU Gengrui,WANG Lirong,F(xiàn)ANG Weichao,CAO Ke,WANG Xinwei,F(xiàn)ENG Yibin. A new flat peach cultivar ‘Zhongpantao 11’[J]. Acta Horticulturae Sinica,2015,42(10):2089-2090.

[5] 王力榮,陳昌文,朱更瑞,方偉超,曹珂,王新衛(wèi),趙佩,王小麗. 中熟油蟠桃新品種‘中油蟠7號(hào)’的選育[J]. 果樹學(xué)報(bào),2020,37(7):1102-1105.

WANG Lirong,CHEN Changwen,ZHU Gengrui,F(xiàn)ANG Weichao,CAO Ke,WANG Xinwei,ZHAO Pei,WANG Xiaoli. A new middle flat nectarine peach cultivar ‘Zhongyoupan 7’[J]. Journal of Fruit Science,2020,37(7):1102-1105.

[6] 宗學(xué)普,張貴榮,王志強(qiáng),劉淑娥. 桃特異種質(zhì):油蟠桃‘NF9260’[J]. 果樹科學(xué),1997,14(4):277.

ZONG Xuepu,ZHANG Guirong,WANG Zhiqiang,LIU Shu’e. Peach specific germplasm-youpingtao ‘NF9260’[J]. Journal of Fruit Science,1997,14(4):277.

收稿日期:2024-09-02 接受日期:2024-11-27

基金項(xiàng)目:國(guó)家重點(diǎn)研發(fā)計(jì)劃項(xiàng)目(2019YFD1000801);中國(guó)農(nóng)業(yè)科學(xué)院科技創(chuàng)新工程(CAAS-ASTIP-2022-ZFRI-01)

作者簡(jiǎn)介:牛良,男,研究員,從事桃遺傳改良及配套栽培技術(shù)研究。Tel:0371-65330962,E-mail:niuliang@caas.cn

*通信作者 Author for correspondence. Tel:0371-65330962,E-mail:wangzhiqiang@caas.cn

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