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国内外苹果生产发展总趋势是良种化、无毒化、矮密化、标准化、集约化,即选用无毒的优良品种苗木,进行矮化密植栽培,实行标准化栽植和规范化、集约化管理。目前在北方,红富士优系、矮枝型良种和几个三倍体品种可重点发展,特别是北海道9号。对红富士苹果应不断择优发展优系品种;早生富士可以适当发展,近几年日本又从早生富士中选出了着色好的新品种“红王将”。矮化密植栽培最好采用短枝型品种,如短枝富士,四、五代红星,陆奥等。新乔纳
The general trend of domestic and international apple production and development is improved, non-toxic, dwarf, standardized and intensive, that is, selection of nontoxic elite varieties of seedlings for dwarfing and close planting, standardized planting and standardized management. Currently, in the north, Red Fuji excellent lines, dwarf branches and several triploid varieties can be the focus of development, especially on the 9th Hokkaido. Red Fuji apples should continue to choose the best development of excellent varieties; early Fuji can be properly developed in recent years, Japan has also selected from the early Fuji shading good new varieties, “Red King will.” Dwarf and dense planting the best sprig type, such as short branch Fuji, four or five Red Star, Mutsu and so on. New jonathan