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江苏省徐州专区有花碱土232万亩,约占全区耕地面积的16.5%,主要分布在废黄河两岸的丰、沛、铜、睢、邳五县,占耕地面积的25.7%,有不少生产队占到耕地面积的50%左右。历年来由于涝害尚未解除,耕作粗放,花碱土面积有所扩展。 花碱土种类复杂,含盐碱成分轻重各不相同。根据盐渍形态,一般可分为砂碱、瓦碱、面碱、盐碱和滷碱等。砂碱和瓦碱的盐
There are 232 million mu of alabaster soil in the Xuzhou area of Jiangsu Province, accounting for 16.5% of the arable land area of the whole region, mainly distributed in the five counties of Feng, Pei, Cu, Xi and Zhu, accounting for 25.7% of the arable land, Production teams account for about 50% of the arable land. Over the years due to waterlogging has not been lifted, extensive farming, alcalacial area has been expanded. Alkali soil species complex, saline-alkali composition varies. According to the salinization patterns, generally can be divided into sand base, tile base, surface base, salt and alkali and alkali. Salts and bases of salt