Results 91 to 100 of about 257,954 (306)

Cow and Calf Performance as Affected by Grazing Management [PDF]

open access: yes, 2004
Different grazing treatments cause changes in the quantity of plant growth and the quality of herbage; this study compares cow and calf accumulated weight gain, rate of weight gain per acre, and rate of weight gain per day on various pasture-forage types
Manske, Llewellyn L.
core  

Data_Sheet_2_Multi-omics analysis reveals the molecular changes accompanying heavy-grazing-induced dwarfing of Stipa grandis.pdf

open access: yes, 2022
Heavy grazing significantly reduces Stipa grandis growth. To enhance our understanding of plant responses to heavy grazing, we conducted transcriptomic, proteomic, and metabolic analyses of the leaves of non-grazed plants (NG) and heavy-grazing-induced ...
Dongli Wan (720990)   +4 more
core   +1 more source

Synergistic Additive and Bulky Cation Engineering via a Sequential Vacuum Dry‐Dipping Process for Tin Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
A spin‐coating‐free sequential blade–dipping process is developed for efficient tin perovskite solar cells. Amorphous SnI2 templates are blade‐coated and vacuum‐dried, followed by a vertical dipping conversion. Enhanced by a synergistic additive matrix and bifunctional BATo cation, the resulting devices achieve a benchmark power conversion efficiency ...
Chun‐Hsiao Kuan   +13 more
wiley   +1 more source

Contract Grazing on Winter Annuals: Risks and Returns for Cattle Owners [PDF]

open access: yes
Critical factors affecting risk and profitability for cattle owners under contract grazing include cattle weight at purchase and time spent on pasture and feedlot.
Bransby, David   +4 more
core  

Plant Responses to Different Grazing Intensities in the Missouri Coteau of North Dakota [PDF]

open access: yes, 2005
Report assessing the effect that grazing intensity has on Kentucky bluegrass (Poa pratensis) in the Coteau region of North Dakota; examins seed banks in areas of light grazing intensity and extreme grazing ...
Wang, Danjun, Wang, Shiping, Pan, Xubin
core  

Dicationic Ion‐Pair Doping Enables Stable and High‐Performing Conducting Polymers for Organic Thermoelectrics

open access: yesAdvanced Science, EarlyView.
TAB–2TFSI enables efficient ion‐pair doping across a wide range of conjugated polymers, where the strongly oxidizing TAB core drives charge transfer, and the TFSI counterions promote favorable ionic compensation. This dicationic dopant promotes uniform dopant distribution, improves structural order, and increases carrier delocalization, establishing a ...
Juhyung Park   +14 more
wiley   +1 more source

Integrated ion, hormone, and proteomic analyses reveal the mechanisms of drought resistance in alfalfa (Medicago sativa)

open access: yesBMC Plant Biology
Background Drought stress is a major environmental limiting factor limiting forage yield. Alfalfa (Medicago sativa) is a crucial perennial leguminous forage, yet its adaptive mechanisms to drought remain insufficiently understood. Results We compared ion
Fenqi Chen, Xue Ha, Rong Gao, Huiling Ma
doaj   +1 more source

Vegetation C: N: P stoichiometry and ecosystem carbon storage under different grazing patterns on the Tibetan Plateau

open access: yesFrontiers in Plant Science
IntroductionGrazing is a significant driver of grassland ecosystems changes, but the relationship between plant functional groups’ carbon (C): nitrogen (N): phosphorus (P) stoichiometry ratios and ecosystem C storage under different grazing management ...
Guoxing He   +7 more
doaj   +1 more source

Damage‐Free Passivation of Ambipolar OECTs with Fluoropolymer Film for Enhanced Performance and Stability Toward Reliable Biosignal Processing

open access: yesAdvanced Science, EarlyView.
A damage‐free iCVD fluoropolymer passivation strategy is introduced for ambipolar vertical OECTs. Vapor‐phase infiltration and thermal annealing induce nanoscale phase separation in the OMIEC channel, enhancing overall device performance. A single‐channel bipolar event‐driven spiking encoder is also demonstrated for electrocardiogram signal encoding ...
Junyeong Yang   +7 more
wiley   +1 more source

Cattle grazing on semi-natural pastures [PDF]

open access: yes, 2010
The knowledge of the grazing behaviour of cattle on Swedish semi-natural pastures and how this relates to the nutritional quality and quantity of the vegetation is low. In a situation where farming is being intensified both nationally and globally, it is
Pelve, Maja
core   +1 more source

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