This is problematic, they argue, because the selection of optimal field experiment
locations requires that locations be compared on systematic, not random, factors.
In 1991, a crop-rotation field experiment
was designed in Ritzlhof near Linz, Austria, to study the effects of different compost amendments on chemical, physical and microbial soil parameters, and plants.
For the field experiment
, parasitism across all treatments was considerably lower in comparison to the laboratory experiment (Fig.
Many studies have been carried out using the pilot field experiment
datasets (Abhilash et al.
Social Comparisons and Contributions to Online Communities: A Field Experiment
The significant effect of seed burial was evident in our field experiment
, wherein effects of dispersal distance and elaiosome removal were nonsignificant.
Sessions included evidence from new field experiments
, new theories, and new interpretations of the econometric evidence.
Researchers conducted a field experiment
using randomized assignment of multiple class sections to one of three conditions (logic-based lessons alone, logic-based lessons with affect-added, and a control condition) at a middle school in the Northwest from March 10 to 12, 2004.
2] could not be calculated for the third field experiment
, as the initial weights of transplanted seedlings were not measured.
A field experiment
to study the behavior of tetrachloroethylene below the water table: spatial distribution of residual and pooled DNAPL.
It is also difficult to establish identical and stable boundary conditions in a field experiment
due to unstable and unpredictable weather conditions.
In 1953 Kettlewell, doctor of medicine and obsessed moth man, devised and carried out a field experiment
with moths outside Birmingham, hoping to provide the world with Darwin's missing evidence.
During the first 2 weeks of June 1998, a field experiment
was established on a gently sloping field (2[degrees]) at Brookdale Farm, near Howick.
This year, for the first time, the impact of these conflagrations on the world's climate and the regions environment were studied in a six-week field experiment
that was supported by the National Aeronautics and Space Administration.
The first author of this study conducted a field experiment
to evaluate the impact of IBT versus CBT on employees' performance.