配比為15:15:15、16:16:16)為主,配方肥和微肥施用比例僅為 1 8 . 0 0 % 和 7 . 7 0 % ;有機(jī)肥以概肥(主要是豬糞、牛糞、雞糞等)和商品有機(jī)肥為主;大蒜氮、磷、鉀的養(yǎng)分投入比例失衡,養(yǎng)分表觀盈余量分別為 <img src="/qkimages/tjny/tjny202502/tjny20250216-2-l.jpg" with="221px" style="vertical-align: middle;"> ,磷養(yǎng)分過量現(xiàn)象嚴(yán)重。大蒜田 0~2 0 c m 土層pH值處于3級(jí)中性水平,土壤有機(jī)質(zhì)和全氮平均含量處于4級(jí)中等水平,土壤堿解氮和速效鉀平均含量處于3級(jí)較豐富水平,有效磷平均含量處于1級(jí)很豐富等級(jí)水平。綜上,沂蒙山區(qū)大蒜主產(chǎn)區(qū)養(yǎng)分分布不均衡,部分大蒜田土壤有酸化趨勢,大部分土壤有機(jī)質(zhì)含量不高,氮、磷、鉀營養(yǎng)豐富,在大蒜生產(chǎn)上協(xié)調(diào)氮磷鉀比例以及化肥的基追比,適當(dāng)增施微肥和有機(jī)肥,養(yǎng)分投入遵循控氮、減磷、限鉀原則。-龍?jiān)雌诳W(wǎng)" />

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沂蒙山區(qū)大蒜施肥現(xiàn)狀與土壤質(zhì)量肥力評價(jià)

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中圖分類號(hào):S633.4 文獻(xiàn)標(biāo)識(shí)碼:A DOI編碼:10.3969/j.issn.1006—6500.2025.02.016

Current Situation of Garlic Fertilization and Soil Quality Evaluation in Yimeng Mountain Area

BUXiaojing',ZHANGHaiyan1,WANGYanyingl,LI Xinxin1,BICaihong2,YAOJingl (1.LinyiAcadeoluralies,inyadgoia;2.igicluralcolgEtesio Shandong , China)

Abstract:Thisstudyaimstolarifythecurrntfertilizationpractisandtheutrentstatusofsoilinthemaingarlic-producingaras oftheYimengmountainregion,withtegoalofprovidingreferenceiformationforsientificfertilizationandoilutrientgment ingarlicprodutionasoughfldsueys,tetysoffertilisd,fertilationmouts,ertliatiometdsdurt contentintheO-2Ocmsoillayerofgarlicfeldsinthisregionwereexamined.Theresultsshowedthathemaingarlic-producingareas ftheYimengmountainregiongenerallyexhibitatendencyofaplyingheavybasefertilizersbutlighttopdressg,withanecssiveproportionofpotassiufertlirappiedasbasefertlizer.Tehemicalfertilizersusedreprmarilyalancedomponfer tilizers(wiNOKtisof15::5,6:6)ndlicaiprooiosfoodrildots only 1 8 . 0 0 % and 7 . 7 0 % ,respectively.Organic fertilizers mainly consisted of manure(mainly pig,catle,and chicken manure) and commercialoganicfertlizers.Theutrentinputratiosofrogn,phosphous,andotassminarlicflsereimbalaced,with the apparent surplus amounts of nutrients being ,and ,respectively,with anexcessiveamountofphosphous.ThepHvalueoftheO-2Ocmsoillayeringarlicfieldswasataneutrallevelof3,whiletheaveragecontentof soilorganicmaterandtotalnitrogenwasatamediumlevelof4.Theaveragecontentofalkali-hydrolyzablenitrogenand availablepotassumwasatarelativelyrichlevelof3,andtheaverageontentofavailablephosphoruswasataveryrichlevelof1. Thenutrientdistributioninthemaingarlic-producingareasofYimengmountainisunevenwithsomegarlicfeldsshowingsigsof soilacidificationostoftesoilsavelowganicateontent,iletrogenospousndotassarebundan.Foa lic production,itisimportant tocoordinate theratiosofnitrogen,phosphorus,andpotassiumand thebase - t o - topdressingratioof chemicalfertilizesAppropateamontsofcrourientsdoanicfertilizesouldbeded,withutrentiputsflgte principles of controlling nitrogen,reducing phosphorus,and limiting potassium.

Keywords:Yimeng mountain area;garlic; fertilizer inputs;soil nutrients

大蒜屬于百合科蔥屬二年生草本植物,是一種營養(yǎng)豐富、藥用價(jià)值較高的生活必備蔬菜。(剩余7848字)

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