脫硫石膏與牛糞、黃腐酸混合配施對(duì)鹽堿地土壤理化性狀及水稻生長(zhǎng)的影響

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中圖分類號(hào)：S511.062文獻(xiàn)標(biāo)志碼：A

文章編號(hào)：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

全鹽含量高及 pH 大是鹽堿土制約作物生長(zhǎng)的兩個(gè)關(guān)鍵障礙因子，東北松嫩平原鹽堿土主要鹽分為 NaHCO3 和 Na2CO3 。（剩余5509字）