甘肃中部寒旱区胡麻旧膜免耕穴播技术

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关键词：寒旱区；胡麻；旧膜免耕；穴播；单产提升；甘肃中部

中图分类号：S565.9 文献标志码：B 文章编号：2097-2172（2025）09-0847-04

doi：10.3969/j.issn.2097-2172.2025.09.011

No-till Hill Planting System with Retained Plastic Film Mulch for Linum usitatissimum Production in Cold and Arid Regions of Central Gansu Province

SUN Xialing'， YE Chunlei'，WANG Wei1，CHEN Jun1 ， CHAI Zongwen²， CAI Qianyi²， XUE Wenfang （1.Institute of Biotechnology，Gansu Academy of Agricultural Sciences，Lanzhou Gansu 73oo7o，China; 2.Gansu Agricultural Technology Extension Station，Lanzhou Gansu 73oO2O，China）

Abstract：Flax （LinumusitatissimumL.），apivotaloilseedcropinthecentralGansuregion，boasts alongcultivationhistory andsubstantialconomicsignificance.Theno-tillhillplantingsystemwithretainedplasticflmmulchdemonstrateseffcacyin preserving soilmoisture，mitigatingevaporation，andenhancingwaterconservationunderdroughtstressThisstudypresentsan integratedtechnologdemonstrationforLonga31newlyevelopedflaxcultivaralignedwithtainedfilulchasedcosation tillagepractices.Keyagronomicprotocolsaresummarizedacrossfourdomains：cultivarselection，cultivationandsowig，post emergence fieldmanagementstrategies，andoptimizedharvesttiming.Thecompilationaimstoprovideevidence-based technical guidanceforenancingflaxyieldandqualityincoldndaridagroecosystemsofcentralGansuProvine，asdocumentedinelevant agronomic literature.

KeyWords：Coldandaridregion; LinumusitatissimumL.;No-tillwith retained plasticfilmmulch;Bunch-seeding;Yield improvement per unit area;Central Gansu

甘肃中部寒旱区地处黄土高原西部，属于典型的雨养农业区。（剩余5026字）