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一、黄河故道发展杨树造林的可行性黄河故道自西向东横穿泗阳腹地,在我县境内全长约31.5km,河床总面积3.5万亩,陆地面积3万亩,水域0.5万亩。由于土壤是在不断淤积下形成的,生熟土层相间,土层深厚,通气性和适耕性较好。根据泗阳县1983年土壤普查结果,黄河故道地区的 pH 值在
First, the feasibility of the Yellow River old course of afforestation development The old course of the Yellow River across the Siyang hinterland from west to east, in my county a total length of about 31.5km, a total area of 35,000 mu of riverbed, land area of 30000 acres, waters of 0.5 million mu. As the soil is formed under the continuous siltation, the mature soil layer, the soil layer is deep, the air permeability and the good tillage are better. According to the 1983 Siyang County Census results, the Yellow River in the pH value of the area