نتایج جستجو برای: disk harrow

تعداد نتایج: 57391  

Journal: :The Journal of Hellenic Studies 1916

Journal: :HortScience 2002

Journal: :HortScience 1996

2010
Lutz-Christian Gerhardt Tahera Ansari Melek Erol Simon Gabe Iman S. Roqan Aldo R. Boccaccini

Galway, Ireland Bioglass filled poly(D, L lactide) Composites with Osteogenic and Angiogenic Potential for Enhanced Bone Tissue Regeneration Lutz-Christian Gerhardt, Tahera Ansari, Melek Erol, Simon Gabe, Iman S. Roqan, Aldo R. Boccaccini Corresponding Author: [email protected] 1 Department of Materials, Imperial College London, UK, 2 Department of Surgical Research, Northwick Park Inst...

Journal: :Revista Ceres 2022

This study aimed to analyze rice straw alternative managements maximize the rice-soybean succession yield and quantify their impacts on soil properties. The experiment was set up in a completely randomized design with six replicates. Nine were evaluated: burning (M1), harvesting (M2), incorporation disc harrow two passes (M3) or three (M4) of leveling harrow, knife-roller soybean no-tillage (M5...

Journal: :Journal of agricultural engineering 2021

This paper describes the development and study of a finite element numerical model (FEM) rotary harrow. A proper use harrow depends on its geometry operating parameters, such as drag speed angular speed. The aim this work is to develop in ANSYS environment order analyse optimize geometric parameters. After validating through comparison with some experimental data, it was used forces exchanged b...

Journal: :تحقیقات مهندسی کشاورزی 0
الیاس دهقان عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی خوزستان عبدالامیر رهنما عضو هیئت علمی بخش اصلاح بذر مرکز تحقیقات کشاورزی و منابع طبیعی خوزستان

soil salinity is a serious problem in south khouzestan province. this study was conducted in shawoor agricultural research station, north of the city of ahwaz, on silty-clay soil with 8 dsm-1 salinity during 2006 and 2007. a completely randomized block design arranged in split plots with three replications was used. the plots (planting methods) were: broadcasting + disk harrow (p1), broadcastin...

Journal: :Monthly Notices of the Royal Astronomical Society 1908

Journal: :ماشین های کشاورزی 0
جبرائیل تقی نژاد ارژنگ جوادی

this study carried out to evaluate the effect of different tillage systems on rapeseed yield (hayola 401) planted in corn residues. this experiment was done in moghan region with clay soils during 2009-2012. different seedbed preparation methods include mt: moldboard + disk tillage (conventional tillage was included), sct: stem crusher + chisel + disk tandem harrow, stt: stem crusher + double-d...

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