Results 111 to 120 of about 11,507,992 (356)

A simple and affordable protocol to assess censer seed dispersal: First confirmation of the mechanism in the genus Solanum

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise The censer seed dispersal mechanism, whereby mature fruits are retained on plants and seeds dispersed by mechanical shaking, is among the most specialized wind‐aided seed dispersal strategies employed by the flowering plants. An efficient, affordable, and easily repeatable protocol for determining whether a species uses this unusual ...
Abigail J. Motter   +2 more
wiley   +1 more source

Helical Piles Embedded in Expansive Soil Overlaying Sandy Soil

open access: yesAl-Khawarizmi Engineering Journal, 2016
In this study, the behavior of square helical piles models (5×5) mm2 embedded in expansive soil bed overlaying a layer of sandy soil was investigated. The sand layer 200mm thickness was compacted into four sub layers in a steel container with diameter ...
Hassan Obaid Abbase   +1 more
doaj   +2 more sources

Spatiotemporal analyses of soil moisture from point to footprint scale in two different hydroclimatic regions [PDF]

open access: yes, 2011
This paper presents time stability analyses of soil moisture at different spatial measurement support scales (point scale and airborne remote sensing (RS) footprint scale 800 m × 800 m) in two different hydroclimatic regions.
Ines, Amor V. M.   +3 more
core   +1 more source

Experimental methods for wind tunnel studies of seed dispersal by wind

open access: yesApplications in Plant Sciences, EarlyView.
Abstract The complexity and variability of natural environments make quantitative studies of seed wind dispersal challenging. Wind tunnel experiments offer a controlled alternative to investigate the mechanisms of seed wind dispersal. This review focuses on wind tunnels and the associated technologies used for studying seed wind dispersal, including ...
Liang Tian   +5 more
wiley   +1 more source

Influence of commercial formulation on the sorption and leaching behaviour of propyzamide in soil [PDF]

open access: yes, 2017
Experiments compared sorption and leaching behaviour for the herbicide propyzamide when applied to two soils either as technical material or in the commercial formulation Kerb® Flo.
Brown, Colin David, Khan, Majid Ali
core   +1 more source

Soil vapor extraction in sandy soils: Influence of airflow rate

open access: yesChemosphere, 2008
Airflow rate is one of the most important parameters for the soil vapor extraction of contaminated sites, due to its direct influence on the mass transfer occurring during the remediation process. This work reports the study of airflow rate influence on soil vapor extractions, performed in sandy soils contaminated with benzene, toluene, ethylbenzene ...
Albergaria, José Tomás   +2 more
openaire   +4 more sources

Biochar effects on nitrogen and phosphorus use efficiencies of zucchini plants grown in a calcareous sandy soil

open access: yes, 2017
Biochar (B) application to sandy soils improves its productivity and mitigates climate change. A pot experiment was conducted to investigate the potential effects of maize stalks biochar applied to a zucchini (Cucurbita pepo L. var.
A. Amin, M. Eissa
semanticscholar   +1 more source

Animal‐mediated seed dispersal: A review of study methods

open access: yesApplications in Plant Sciences, EarlyView.
Abstract By dispersing seeds, animals provide ecological functions critical for the ecology, evolution, and conservation of plants. We review quantitative and empirical approaches and emerging technologies to quantify processes and patterns of animal‐mediated seed dispersal (zoochory) across its phases: from predispersal to postdispersal.
Noelle G. Beckman   +10 more
wiley   +1 more source

Pengaruh Waktu Pemupukan pada Dua Musim Tanam terhadap Karakter Wijen Sbr-1 dan Sbr-3 di Lahan Pasir Pantai

open access: yesCaraka Tani: Journal of Sustainable Agriculture, 2018
Sesame is recognized as healthy potential oil crops because can be used to control several diseases. Sesame can grow properly in light soil structure such as sandy coastal soil, however sandy soil is considered as unfertile one and therefore ...
Dewi Ratna Nurhayati   +3 more
doaj   +1 more source

FORENSIC SOIL STUDY EXAMINATION OF SANDY SOILS

open access: yesTheory and Practice of Forensic Science and Criminalistics, 2016
Експертне дослідження піщаних ґрунтів стає все більш актуальним у зв’язку з поширенням кримінальних справ стосовно несанкціонованого видобутку пісків як корисних копалин. Запропоновано методику дослідження піщаних ґрунтів, яка передбачає визначення морфологічних ознак, кількісного зернового (гранулометричного) складу, складу мінералів і характеристики ...
openaire   +2 more sources

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