壶关县林业功臣王五全同志,从事荒山造林多年,摸索了一套适宜干旱贫瘠、乃至严重裸岩山区的油松造林经验。至今,他不仅绿化了自己大队的2300亩荒山,还咨询指导8个公社107个大队造林8120亩,平均成活率71％,其中5160亩成活率超过80％,成效显著。王五全同志所在的常行公社川底大队,地处太行山中南部,海拔1400—1600米,年降水量虽有540余毫米,但冬、春仅80毫米降水,年年春旱严重;这里的山,远看岩多土少,近看石多草少,岩石裸露面积约40％左右,局部地区可达60—80％;这里的土,既薄又瘠,很多地方10 Forestry experts Huguang Wang Wuquan all comrades engaged in afforestation for many years barren hills, groping for a set of arid and barren, or even severe rock mountain pine oil afforestation experience. So far, he has not only afforested 2,300 mu of barren hills in his own brigade, but also instruct 8,120 mu of afforested forests with 107 brigades in eight communes, with an average survival rate of 71%, of which 5,160 mu have a survival rate of over 80% with remarkable results. Commune at the end of Wangchuan Comrades commune at the end of the brigade, is located in the central and southern Taihang Mountains, 1400-1600 meters above sea level, although the annual rainfall of 540 mm, but the winter and spring only 80 mm precipitation, the spring drought every year; the mountains here, far Little rock and more soil, near the stone more grass, rock bare area of ​​about 40%, up to 60-80% in some areas; where the soil, both thin and barren, many places 10