Virus-free seedlings of general crops are cultivated in season and harvested. Need to use new virus-free seedlings to plant the next crop. Therefore, the cultivation of virus-free seedlings is generally one-off. If it is a virus-free seedling still in the incubator, it can be propagated and added value for many years.
Extended data
Introduction of tree varieties:?
Apple seedlings: Red-fleshed apple seedlings, New Red Star, Red General, Mei No.8, Yanfu No.3, Yanfu No.6, Tengmu No.1, Honggara, and Red Dance?
Peach saplings: Zhongyou No.4 peach sapling, Zhongyou No.5 peach sapling, Zao518 peach sapling, Zaoruby superior peach sapling, Zhonghua Shoutao peach sapling, Zhonghua.
Fu peach seedlings, Cang Fang peach seedlings, Sha Zao peach seedlings, Xinchuan peach seedlings, Laishan peach seedlings, Chunyan peach seedlings and Chunxue peach seedlings?
Pear tree seedlings: crown pear seedlings, Emerald pear seedlings, Golden pear seedlings, Yuanhuang pear seedlings, late autumn pear seedlings, early crisp red pears, and all over the sky red pears?
Cherry seedlings: red cherry seedlings, Daihong cherry seedlings, early big fruit cherry seedlings and Meizao cherry seedlings? Sammito cherry seedlings? Gisela dwarf cherry seedlings
Chestnut seedlings: Huaguang chestnut seedlings, Huafeng chestnut seedlings, Shi Feng chestnut seedlings, Taishan No.1 chestnut seedlings?
Walnut seedlings: Xiangling Walnut seedlings, Fenghui Walnut seedlings, Luguang Walnut seedlings, Liaohe Walnut seedlings, 85 18 Walnut seedlings, Wenwan Walnut seedlings?
Jujube Vivi: Dongzao, Xuezao, Lizao and Jinsi 1-4? Junzao Hotan jujube
Persimmon seedlings: Jiro, Fuyou, Heshi, Niuxin persimmon?
Hawthorn seedlings: big Venus, big five edges?
Apricot seedlings: golden sun, Kate, greenhouse king, pearl oil apricot?