PURR Registry

Genetic and environmental variation in alfalfa forage yield from variety testing experiments conducted in North America between 1986 to 1999

10.4231/Y31N-5R10

Daniel Wiersma , Jeffrey Volenec , Stanislav Pejša , Sylvie Brouder , Wayne G. Hartman

06/15/2020

The dataset contains data used to analyze genetic and environmental effects on alfalfa yield and agronomic performance. Data were compiled from alfalfa variety tests conducted by University researchers in the US and Canada from 1986 through 1999.

Agriculture Agronomy Alfalfa alfalfa_db Forage yield Genetic improvement Genotype x environment Germplasm Lucerne Medicago variety Variety testing yield improvement

Archived standard tests to characterize stress tolerance and agronomic performance of alfalfa cultivars

10.4231/N24B-MV16

North American Alfalfa Improvement Conference , Jeffrey Volenec , Stanislav Pejša

07/08/2020

The dataset contains standard test protocols used to characterize alfalfa cultivars compiled by the The North American Alfalfa Improvement Conference.

Abiotic stress Agriculture Agronomy Alfalfa Alfalfa breeding alfalfa_db Bacterial pathogen Biotic Resistance Biotic stress Forage quality Fungal pathogen Grazing tolerance Insect stress Lucerne Medicago Plant Breeding Plant Pathology Resistance score resistance tests Stress tolerance Winter hardiness

Nitrous oxide emissions and field-level nitrogen balance of maize and other field crops: Data for meta-analysis

10.4231/DFB0-F030

Alison J. Eagle , Cameron M. Pittelkow , Claudia Wagner-Riddle , Craig F. Drury , David E. Pelster , Douglas R. Smith , G. Philip Robertson , Gustavo Cambareri , Martin H. Chantigny , Rex A. Omonode , Rodney T. Venterea , Sylvie M. Brouder , Timothy B. Parkin , Tony J. Vyn

09/14/2020

Dataset for meta-analysis establishing generalized relationship between N2O emissions and field-crop partial N balance. Quantifying on-farm N2O emissions for food-supply chains.

Agriculture Agronomy Greenhouse Gas Emissions Net Nitrogen Balance Nitrogen Nitrous Oxide row crops Surplus Nitrogen

Alfalfa Variety Trial Database, 1986-1999

10.4231/PHKH-4334

Daniel Wiersma , Jeffrey Volenec , Stanislav Pejša , Sylvie Brouder , Wayne G. Hartman

07/08/2020

An archived copy of the Alfalfa Variety Performance Database originally compiled in 2000 by Daniel W. Wiersma and Wayne G. Hartman. It contains data on yield, quality, and plant stand for over 2900 varieties from 700+ experiments conducted from...

Agriculture Agronomy Alfalfa alfalfa_db Biotic stress Crop yield Forage quality Genotype x environment insect resistance Lucerne Medicago Pathogen resistance performance persistence Winter hardiness yield improvement