脱硫石膏与牛粪、黄腐酸混合配施对盐碱地土壤理化性状及水稻生长的影响

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中图分类号：S511.062文献标志码：A

文章编号：1673-6737（2025）04-0030-04

Effects of Desulphurized Gypsum Combined with Cow Manure and Fulvic Acid on Improvement of Saline-alkali Soil Physiochemical Properties and Rice Growth

TIANMiao¹，LIPeng²，REN An 2 ，LI Feng-lan³，LI Xiao-zhong1，GU Xin-yuan1 （1 Heilongjiang Green Food Science Research Institute，Harbin 150028， China; 2Instituteof Comprehensive UtilizationofAgricultural andLivestock Productsin Heilongjiang Academyof Land Reclamation Sciences，Harbin 150036， China; 3 College of Life Science，Northeast Agricultural University，Harbin 15OO3O，China）

Abstract：Thisstudyanalyzedsoilphysiochemical propertiesandricegrowth indicatorsbya fieldexperimentand investigatedtheefectsofDesulphurizedgypsumcombinedwithcow manureand fulvicacid.Theresultsshowed that comparedwith CK，thecontentsofsoilavailableK，organic mater wereincreased，soilpHwerereduced，itcanalso promotericegrowthand increasericeyield.Comprehensiveanalysisshowed that theefect of improver SH wasmore significant.

Key Words： Desulphurized gypsum; Fulvic acid; Cow manure; Physiochemical properties of soil; Rice yield

全盐含量高及 pH 大是盐碱土制约作物生长的两个关键障碍因子，东北松嫩平原盐碱土主要盐分为 NaHCO3 和 Na2CO3 。（剩余5509字）