我省三江平原境内,现有耕地4667万亩,其中白浆土1293万亩,占27.7%,在3300余万亩荒原中有一半是白浆土。因此,利用好白浆土有着重要意义。本文谈谈如何充分利用白浆土磷素问题。一、白浆土种稻后土壤连效磷的变化 1.白浆土的磷素营养据我所虎林试验点测试,白浆土磷素贮量并不低,全磷为0.165%,仅次于黑土 The territory of the Sanjiang Plain in our province, the existing 4667 acres of arable land, of which 1293 acres of white soil, accounting for 27.7%, more than 3300 acres of wasteland in half is white soil. Therefore, the use of good white soil is of great significance. This article talk about how to make full use of white soil phosphorus problem. First, the albino soil after paddy soil even available phosphorus changes 1 albic soil phosphorus nutrition According to my Hulin test point test, albic soil phosphorus storage is not low, total phosphorus was 0.165%, only Next to the black soil