土壤调理剂对盐渍土化学性状·向日葵生长及产量的影响

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关键词土壤调理剂;盐渍化；土壤性状;生长指标；

中图分类号 S-3;S156.2文献标识码A

文章编号 0517-6611（2025）23-0145-05

doi： 10.3969/j .issn. 0517-6611.2025.23.032

开放科学（资源服务）标识码（OSID）：

cts of Soil Conditioner on Chemical Properties of Saline Soil and Growth and Yield of Sunflower

LI Ya-pig，WANGRui-ping，WANGFuetal（Bayannur Water ConservancyResearch Ititute，Bayanur，Iner Mongolia15000） AbstractObjectie]ToevaluatetheimprovementfectofcondtionngagentsosalinizedsoilMethod]Sunflowerasselctedaste study object，a field randomized block experiment was conducted，and four treatments were setup： Shidijia（S1， 60kg/hm2 ），Yibaijia（S2， （204 60kg/hm2 ），chemical fertilizer（S3， 180kg/hm2 ）and microbiological fertilizer（S4， 90kg/hm2 ）．And 4 control treatments CK1，CK2， CK3andCK4edtsdyhtsofdifetcodiososlitndutrntidesofsdilndsunflogothd yield.[Result]Comparedwiththecontrol，theapplicationoffour kindsofsoilconditionercouldreducethetotalsaltcontentof 0-40 cm soil to different degrees，and the application of Shidijia reduced the total salt content of soil by 25.4% . The application of chemical fertilizer and microbial fertilizer could increase the total nitrogen content of soil by 5.4%-31.3% . The four soil conditioning agents were beneficial to increaseplantheightstedaeer，Ldryaterweghtandieldofsunfloerndteieldoficobalfertliertreamenticsedby （204号 16.8% .[Conclusion]Teaplicationofdiferentamendmentshascertainpositivefectsonsoilimprovementandsunflowergrowth，andmedicinalfertlotlslsd crobial fertilizer has obvious effect on increasing yield of sunflower.

KeywordsSoil conditioner;Salinization;Soil properties;Growth index;Yield

土壤盐渍化是一个世界性的资源和生态问题，会导致土壤生态功能的退化及生产能力的降低甚至丧失，已成为制约干旱半干旱地区生态环境与农业高效持续利用的一个重要因素[1-3]。（剩余9769字）