Yangfeng Swit Persimmon

Yangfeng sweet persimmon (Diospyros kaki 'Yōhō') em i wanpela kain 'pollination-constant non-astringent' (PCNA) bilong famili bilong 'persimmon', na em i bilong Japan. Ol i bin planim long 1990 long Akitsu Brens bilong Nesenel Institut bilong Frut Diwai Saiens long rot bilong krosim Fuyu persimmon wantaim Jiro persimmon, na ol i tingim olsem em i wanpela bilong ol gutpela kain switpela persimmon.

Olsem wanpela PCNA kain, Yangfeng i save pinisim 'de-astringency' bilong en long diwai yet - mit bilong en i swit pinis taim ol i kisim prut, na i no nidim wanpela 'artificial de-astringency'. Wasim tasol na kaikai. Em i rausim hatpela wok bilong rausim 'astringency' we i mas kamap long ol 'astringent persimmons' na em i gutpela tru long kaikai na long salim.

Dispela kain diwai i gutpela long planim long Yangtze Riva besin na long ol graun i gat 'calcareous' long Shaanxi, na i gat laipspan bilong 100-200 yia - wanpela invesmen, longpela taim winmani.

Frut bilong en i oppela (i raunpela), wantaim hevi bilong en em 230 g na mak bilong en em 400 g — i wankain, i pulap gut na i gutpela long holim.

Taim em i kamap bikpela skin bilong em i save kamap orens-ret wantaim wanpela retpela kala klostu long het bilong en, na i luk nais tru. Mit bilong en i orens-ret, i strong na i strong, i swit na i swit tru; bihain long ol i putim em i kamap strong na swit tru.

Brix i save kamap long 16 digri wantaim 18.4% bilong ol 'soluble solids' - em i gutpela tru. Taim ol i groim wanpela tasol, prut i no gat sid; wantaim wanpela diwai we i save givim 'pollinizer', kaikai i go antap na namba bilong ol sid i go antap, olsem na ol groa i ken senisim pasin bilong planim long ol samting ol i laikim long maket.

Wanpela kain kaikai bilong namel bilong sisen we i stap long taim bilong Nesenel De windo: long Chongqing ol i ken kaikai prut long namel i go inap long pinis bilong mun Ogas, i save stat long kala long stat bilong mun Septemba na i save kamap bikpela long namel i go inap long pinis bilong mun Septemba, na i ken hangamap long diwai inap long bihain long Nesenel De holide bilong kisim gutpela smel moa yet; long Shaanxi em i save kamap bikpela long stat i go long namel bilong mun Oktoba.

Long taim bilong 'crisp-firm' em i save karim hevi bilong putim na salim i go na em i no save bruk - strongpela skin na strongpela mit i sut long 'express delivery', ol 'gift box' na 'long-distance distribution'.

Bihain long 20 de bilong lukautim ol prut i kamap malumalum, na mit bilong en i kamap olsem 'pasty' na 'sticky' wantaim bikpela Brix na gutpela smel — amamas long en taim em i gutpela o malumalum; tupela 'texture', tupela 'flavour', na wanpela longpela 'sales window'.

Strong em i no bikpela tumas na i save go long ol narapela hap; em i save karim plaua isi tru na i save karim gut tru — wanpela bilong ol gutpela kwaliti, na i save karim planti switpela persimmon.

Long ol planti diwai (2.5 × 1.2 m, 222 diwai long wan wan mu) ol diwai i save karim kaikai long namba tu yia na i go insait long ful prodaksen long namba foa yia, wantaim ol yield antap long 3,000 kg long wan wan mu — ol i save kisim bek hariap na sotpela taim bilong bekim.

Ol 'full-production orchards' inap long karim planti kaikai inap planti yia; ol gaden prut we ol i lukautim gut em ol i save kamapim gutpela kaikai, na i gutpela long planim planti prut.

Ol wok painimaut bilong Risets Institut bilong Sabtropikal Forestri i soim olsem long olgeta 100 g bilong fres mit, switpela persimmon i gat 22-24 g bilong ol suga we i save kapsait (olsem 11.6 g long nomol persimmon), 0.57-0.67 g bilong protin na 0.28-0.38 g bilong gris.

Em i gat planti niacin, vaitamin B1, B2, E na C, na beta-carotene; ol liklik samting olsem ain, 'zinc' na 'selenium' i winim ol liklik samting bilong 'persimmon'.

Taim yumi skelim wantaim apol, em i gat 13 taim suga, 6 taim protin na 10 taim vaitamin B; ol strongpela samting we i save kapsait i gat 14%-21%, na vaitamin C, ain, zinc, kalsium na selenium olgeta i winim astringent persimmon, wantaim taim bilong stap strong 2-3 taim moa.