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辽宁铁岭农校园艺科蒋锦标1978年在西丰县陶然乡登云村进行了东光苹果的密植早产丰产栽培试验。经6年努力,六年生树平均亩产3180kg,产值1908元。密植早果丰产栽培技术①栽植方法:南北行。秋挖栽植穴,深80cm,直径1m。栽时混拌圈肥5000
Liaoning Tieling Agricultural School Horticulture Section Jiang Jinbiao in 1978 in Dengfeng Village, Taorang Township, Xifeng County, Dongguang apple planting close planting high yield cultivation test. After six years of hard work, average annual output of 6-year-old tree 3180kg, the output value 1908 yuan. Close planting early fruit yield cultivation techniques ① planting methods: north-south line. Autumn dig planting hole, deep 80cm, diameter 1m. Planted mixed circle fertilizer 5000