秸稈隔層對土壤溫度及向日葵產(chǎn)量的調(diào)控效應研究

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關鍵詞秸稈隔層;土壤溫度;產(chǎn)量;向日葵;調(diào)控效應中圖分類號S565.5文獻標識碼A文章編號 0517-6611(2025)13-0178-03doi : 10.3969/j . issn. 0517-6611.2025.13. 034
開放科學(資源服務)標識碼(OSID):
Study on the Regulatory Effects of Straw Interlayers on Soil Temperature and Sunflower Yield
CUI Chao,WANG Hai-yan,MA Xin-yue et al(Hetao Colege,Bayannur,Inner Mongolia 015000)
AbstractA field experiment was carried out with four treatments: wheat (D1), corn(D2) and sunflower(D3),the straw-free interlayer was usedscontrK)eectofstrawiteraeronsoltempeatureandsunfloerieldwassudiedTesultssoedtatteieldof1 was the highest,reaching 5 056.28kg/hm2 ,which was 14.56% higher than that of CK. The yield components of every straw interlayer treatmentweresignificantlyigherthantatofthontrintesoffullgainweight,-grainweigtandeelate,ndtegtasD1 treatment ( 372.68g,21.75g and 71.13% ,respectively),the seed setting rate of CK was the best ( (77.85% ). Correlation analysis showed that,teyieldasgatielyoeadwieveeonlyilmpeaueringneOcterndositivelyoadwieoil temperature at depths of 5,15,and 25cm .There was a significant or extremely significant positive correlation between soil temperatures in June andJulyandteepteobeaslytosiiatwlmpesasf, and 25cm
KeywordsStraw interlayer;Soil temperature; Yield;Sunflower;Regulation effects
向日葵是我國北方地區(qū)重要的油料作物1,也是人民群眾生活中的主要食物油來源,向日葵相較于其他作物其具有較強的耐干旱、鹽堿等特性[2]。(剩余5606字)