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十余年来,我场在海拔1800米的太行山上造林,保存面积达10万多亩,其中阳坡造林占65%。阳坡土层薄,贫瘠干旱,给造林工作带来很大困难。由于实行科学造林,成活率均在80%以上。现已郁闭成林。我们总结阳坡造林经验主要有以下几点: 第一、采用外高里低的鱼鳞坑,造成人为小阴坡,改变大阳坡的土壤、气候条件,含水量大大提高。我们进行了五种规格的鱼鳞坑整地试验,结果以中型和小型鱼鳞坑效果较好,既省工又保证了成活率。中型鱼鳞坑规格是:长3尺、宽2尺、深1.2尺,坑后
For more than ten years, my field has reforested on the Taihang Mountain, 1,800 meters above sea level, with an area of over 100,000 mu, of which 65% are afforestation on sunny slopes. The thin and poor barren soil on the sunny slopes poses great difficulties for afforestation. As a result of scientific afforestation, survival rates are above 80%. Is now closed forest. We summarize the experience of afforestation in sunny areas mainly in the following points: First, the use of low-lying outer scale pit, resulting in artificial small shady slope, change the sunny slope of the soil, climatic conditions, water content increased greatly. We conducted five kinds of fish scale pit preparation test, the results of medium and small fish scale pit better, both save work and ensure the survival rate. Medium-sized fish tank pit size is: 3 feet long, 2 feet wide, 1.2 feet deep, pit