Results 81 to 90 of about 44,937 (300)

Comparação entre métodos de perdas na colheita mecanizada de soja

open access: yesScientia Agropecuaria, 2012
The soybean is of great importance in the Brazilian agricultural scenario and both productivity and the areacultivated to each crop are increasing,demanding more speed and quality at harvest.
Ariel Muncio Compagnon   +4 more
doaj  

STUDY OF PHYSIOLOGICAL PROCESSES IN CORN GRAIN DURING STORAGE UNDER HERMETIC CONDITIONS

open access: yesZernovì Produkti ì Kombìkorma, 2019
In recent decades, in addition to the traditional grain storage in dry conditions, the technology of grain storage without access of air - in hermetic conditions has gained a widespread in polymeric grain bags (silobags).
A. BABKOV, М. ZHELOBKOVA
doaj   +1 more source

Nitrogen Recovery Efficiency from Urea Treated with NSN Co-Polymer Applied to No-Till Corn

open access: yesAgronomy, 2018
Nitrogen (N) rate increases used by many farmers produce a reduced or null effect on N recovery efficiency (RE) by crops. Therefore, management practices to reduce N losses and increase RE are necessary.
Pablo Andrés Barbieri   +2 more
doaj   +1 more source

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Corn grain yield and 15N-fertilizer recovery as a function of urea sidedress timing

open access: yesAnais da Academia Brasileira de Ciências, 2018
Best fertilizer management practices such as adopting the right N sidedress timing can reduce N losses by volatilization, thus, raising N-fertilizer recovery and grain yield. To evaluate ammonia (N-NH3 ) losses, N-fertilizer recovery and grain yield as a
EVANDRO L. SCHONINGER   +3 more
doaj   +1 more source

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Reduce Grain Sorghum Harvest Losses

open access: yes, 1973
Earlier harvesting and the use of header attachments can save grain sorghum at harvest time. Investigations show that harvesting of grain sorghum above 16 percent moisture content will help reduce shatter ...
South Dakota State University, Cooperative Extension
core  

Information loss under coarse graining: A geometric approach

open access: yesPhysical Review E, 2018
New title, fixed ...
Raju, Archishman   +2 more
openaire   +3 more sources

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