湖荡滩地引种湿地松试验

Observation of bionomics in Pammene sp.

江苏兴化里下河地区湖荡滩地引种湿地松获得成功.经对造林5年的湿地松调查,草渣土地的平均树高4.60米、胸径7.68厘米,分别比水稻土地的平均树高3.69米、胸径6.06厘米增加24.66%和26.73%,生物量也明显提高.

Introduction of pinus elliottii in a region of rivers and lakes/Zhao Lian-yan* et al//Journal of Jiangsu Forestry Science & Technology.-1990,17(4). -21-23 Pinus elliottii can grow very well in Xinhua, Jiangsu. Investigated on 5 years old forests, the average height and D.B.H.were reached 4.60 meters and 7.68 centimeters in the grass mould site, increased 24.66% and 26.73%, respectively, compared with one in clay site. *Authoes' address: Diversified bureau of Xinhua, jiangsu, PRC.