Results 21 to 30 of about 743 (166)
Plant Nutrition in the Roman empire
Abstract This article presents various techniques for plant nutrition in the ancient world, namely ancient Rome. It discusses the attempts of Roman farmers to ameliorate their soil by ways of spreading manure, green manuring, and applying mineral fertilizers and other materials thought of as improving the soil.
Werner Tietz +1 more
wiley +1 more source
Land-use and land-cover change (LULCC) dynamics significantly impact deltas, which are among the world’s most valuable but also vulnerable habitats.
Anissa Vogel +8 more
doaj +1 more source
ULTRA-HIGH SPATIAL RESOLUTION UAV-BASED IMAGERY TO PREDICT BIOMASS IN TEMPERATE GRASSLANDS [PDF]
Monitoring biomass yield in grassland is of key importance to support sustainable management decisions. Especially the high spatio-temporal variety in grasslands requires rapid and cost-efficient data acquisition with a high spatial and temporal ...
U. Lussem +4 more
doaj +1 more source
The role and the availability of digital technology in society is growing, which is why educators need to increasingly more often decide which types of digital technology to integrate into their teaching and when to integrate them.
Peter Gonscherowski, Benjamin Rott
doaj +1 more source
Abstract The transfer of the German dual vocational education and training to other countries is much discussed. The reduction of youth unemployment, in particular, is considered as a central motive. Similarly, some promoting factors and challenges that influence the transfer of vocational education are already known.
Beke Vogelsang +3 more
wiley +1 more source
The overall objective of this work is to apply GIS-based cost distance modeling (CDM) to site catchment modeling and analysis of prehistoric (Solutrean) sites in Andalusia.
Daniel Becker +4 more
doaj +1 more source
EVALUATION OF DIGITAL ELEVATION MODELS FOR GEOMORPHOMETRIC ANALYSES ON DIFFERENT SCALES FOR NORTHERN CHILE [PDF]
The resolution and accuracy of digital elevation models (DEMs) have direct influence on further geoscientific computations like landform classifications and hydrologic modelling results.
T. Kramm, D. Hoffmeister
doaj +1 more source
A biosocial return to race? A cautionary view for the postgenomic era
Abstract Recent studies demonstrating epigenetic and developmental sensitivity to early environments, as exemplified by fields like the Developmental Origins of Health and Disease (DOHaD) and environmental epigenetics, are bringing new data and models to bear on debates about race, genetics, and society.
Maurizio Meloni +3 more
wiley +1 more source
Evaluating the potential of consumer-grade smart cameras for low-cost stereo-photogrammetric Crop-Surface Monitoring [PDF]
Crop-Surface-Models (CSMs) are a useful tool for monitoring in-field crop growth variability, thus enabling precision agriculture which is necessary for achieving higher agricultural yields.
S. Brocks, G. Bareth
doaj +1 more source

