Results 141 to 150 of about 36,013 (265)

SEASAT synthetic-aperture radar data user's manual [PDF]

open access: yes
The SEASAT Synthetic-Aperture Radar (SAR) system, the data processors, the extent of the image data set, and the means by which a user obtains this data are described and the data quality is evaluated.
Held, D. N.   +3 more
core   +1 more source

Microwave properties of a quiet sea [PDF]

open access: yes
The microwave flux responses of a quiet sea are observed at five microwave frequencies and with both horizontal and vertical polarizations at each frequency--a simultaneous 10 channel receiving system.
Stacey, J.
core   +1 more source

Validation of a portable near‐infrared reflectance spectrometer to determine harvest maturity in grass seed crops

open access: yesCrop, Forage &Turfgrass Management, Volume 12, Issue 1, June 2026.
Abstract Seed moisture content (SMC) is the most reliable indicator of seed maturity and the optimal harvest timing in grass seed crops. Current SMC testing methodologies used in grass seed crops are slow or inaccurate, making it difficult to make timely harvest decisions.
Nicole P. Anderson   +2 more
wiley   +1 more source

Separating tectonic and climate signals in Holocene sea-level records using marine terraces in central Chile. [PDF]

open access: yesSci Rep
Melnick D   +5 more
europepmc   +1 more source

Deep sea mega-geomorphology: Progress and problems [PDF]

open access: yes
Historically, marine geologists have always worked with mega-scale morphology. This is a consequence both of the scale of the ocean basins and of the low resolution of the observational remote sensing tools available until very recently. In fact, studies
Bryan, W. B.
core   +1 more source

Soybean and tobacco response to sublethal rates of herbicides used along roadsides

open access: yesCrop, Forage &Turfgrass Management, Volume 12, Issue 1, June 2026.
Abstract Herbicides are one of the primary tools for vegetation management along roadsides. However, the drift of particles and vapors from herbicide applications along roadsides can cause damage and yield loss in adjacent sensitive crops. The objective of this research was to investigate the response of soybean [Glycine max (L.) Merr.] and tobacco ...
Estefania Polli   +6 more
wiley   +1 more source

Development of a synthetic aperture radar design approach for wide-swath implementation [PDF]

open access: yes
The first phase of a study program to develop an advanced synthetic aperture radar design concept is presented. Attributes of particular importance for the system design include wide swath coverage, reduced power requirements, and versatility in the ...
Jean, B. R.
core   +1 more source

Peanut combine residue distribution and nutrient stratification across the harvest swath

open access: yesCrop, Forage &Turfgrass Management, Volume 12, Issue 1, June 2026.
Abstract Peanut (Arachis hypogaea L.) production contributes substantial organic matter and nutrients to subsequent rotations, but residue distribution by harvest equipment is often uneven. This study quantified peanut chaff distribution across 6‐row combines at multiple sites in the Missouri Delta during 2023 and 2024.
Justin S. Calhoun   +4 more
wiley   +1 more source

A Benchmark Dataset for Satellite-Based Estimation and Detection of Rain. [PDF]

open access: yesSci Data
Pfreundschuh S   +19 more
europepmc   +1 more source

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