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伟大领衲毛主席指出:“有了优良品种,既不增加劳动力、肥料,也可获得较多的收成”林业建设同样如此,选育良种就能保证林木速生丰产。在省林木良种繁育工作会议精神的指引下,一九七三年我场开展了落叶松种子园的建园工作。两年来,以三年生长白落叶松大苗为砧木,日本落叶松枝条为接穗,嫁接了1,100株,成活了470株,占43.1％,还为今年嫁接定植了落叶忪、红松大苗550株;选出了日本落叶松正号树15株,伐开、清理了42公顷
Great collar chief Chairman Mao pointed out: “With excellent varieties, neither labor nor fertilizers can be increased, and more crops can be obtained.” The same is true for the construction of forestry, and breeding of fine varieties will ensure fast-growing and high-yielding trees. Under the guidance of the spirit of the conference on seed breeding of trees in the province, I started the construction of larch seed orchard in 1973. In the past two years, three years of growing Larix kaempferi seedlings as rootstocks, Japanese larch branches as the scion, grafting 1,100, 470 survived, accounting for 43.1%, this year also colonization of deciduous 忪, red pine seedlings 550; Out of the Japanese larch positive tree 15, opened, clean up 42 hectares