雜鹵石對渭南市大荔縣棗園土壤的適用性研究

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關鍵詞干旱區(qū)；雜鹵石；土壤肥力；棗園土；鉀肥中圖分類號S153 文獻標識碼A文章編號 0517-6611（2025）08-0142-05doi：10.3969/j.issn.0517-6611.2025.08.030

開放科學（資源服務）標識碼（OSID）：

AbstractInodertofrterexpreitsaplicableatureintypialnortheoileas，thesilofjujubeorcardinDaliCountyofSani Provincewasudasteaetoesechthagecaracteristisofsiliexesuchsalbleotasschangablelechangeablemagnesiumandavalblesulfurafterapplicationofpolyhalite.Teresultsshowedtatpolyhalitecouldsignificantlyincreasethe content of available potassium and available sulfur in jujube orchard soil by 6 1 . 2 4 % and 6 5 . 3 1 % ，respectively，which effectively improved the seriousortageoflblesulfurinjujubehardoilnddtpotetialtslowreleasompositeertliefortrjubeids try.Atthesameti，duetoeantagonsmefectsetwenpotassium，calium，potassuandmagnesiumlements，tecotentsofexchangeablecalcndechangeableagesiinslwereducdtodiferentdegrsIngeneal，teuseofolyiteinDaliadeven thearidadaaslasinothoudeerainertlitct，tesldedodtlt status，specialliotadefitlndipetatiooftisoksoduealatiosechofliee northernareaspeiallintenrthestdryfamingarea，andisof greatsignificanceforitsatioalutilizationndpopularatin.

KeyWordsArid areas；Polyhalite；Soil fertility；Jujubeorchard soil；Potassium fertilizer

我國的鉀鹽資源極為匱乏，對外依存度常年維持在 5 0 % 以上[]。（剩余10178字）