四川南充新民公社1959年扦插甜橙3万余株,成活率高达90%以上。当年苗木生长最高61厘米,最低40厘米,根系生长良好,主根1—2条,侧根4—6条,须根813条,苗木生长建壮。该社扦插繁殖主要经验是:①选用土层深厚,向阳、排灌水良好的砂壤土为扦插圃地;②适时扦插,于2月初甜橙萌发前选用1—2年生健壮枝 Nanchong Xinmin commune in Sichuan in 1959, more than 30000 pieces of sweet orange cuttings, the survival rate as high as 90%. The highest growth of seedlings that year 61 cm, a minimum of 40 cm, root growth well, the main root 1-2, 4-6 lateral roots, fibrous roots 813, growth and build strong seedlings. The main experience of the agency cutting propagation is: ① selection of deep soil, sunny, irrigation and drainage of good sandy loam for the cuttage nursery; ② timely cuttings, early in February before the election sweet orange sprouting 1 to 2 years old strong branches