PURR Registry

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 testing

Uniform Soybean Tests Northern Region 2020

10.4231/ZWFR-8Y15

Adam Nicholas Brock , Guohong Cai

05/09/2022

This dataset contains tables prepared for the 2020 Uniform Soybean Tests Northern Region Report.

Agriculture Agronomy Botany Botany and Plant Pathology Crop Science Plant Pathology Soybeans USDA-ARS

Uniform Soybean Tests Northern Region 2021

10.4231/8FTE-B575

Adam Nicholas Brock , Guohong Cai

05/09/2022

This dataset contains tables prepared for the 2021 Uniform Soybean Tests Northern Region Report.

Agriculture Agronomy Botany Crop Science Plant Pathology Soybeans USDA-ARS

Dataset: Influence of phosphorus and potassium nutrition on alfalfa taproot reserve pools during cold acclimation in fall and initial growth in spring. Years 2002 to 2004. Throckmorton Purdue Agriculture Center.

10.4231/5BQ9-2V23

Jeffrey J. Volenec , Suzanne M. Cunningham , Sylvie M. Brouder , W. Kess Berg

08/13/2021

Concentrations of sugar, starch, protein, amino N, and RNA change in alfalfa taproots as plants acclimate for winter and when shoot growth resumes in spring. The direction and extent of these changes are altered by phosphorus and potassium...

Agriculture Agronomy Alfalfa Amino Acid growth Medicago Nonstructural carbohydrates Phosphorus Fertilizer Plant persistence Potassium Fertilizer Protein Roots Shoot growth Starch reserves Sugar reserves Winter hardiness Yield components

Potential Suitability for Subirrigation in the U.S. Midwest

10.4231/10ES-AH67

Benjamin Reinhart , Feng Yu , Jane Frankenberger , Jason Ackerson

11/08/2019

This series provides shapefiles showing the potential suitability, and limiting factors, for subirrigation in the U.S. Midwest based on gSSURGO soil data from the Natural Resources Conservation Service (NRCS).

Agricultural and Biological Engineering Agriculture Agronomy Drainage Geographic Information Systems (GIS) gSSURGO Irrigation Midwest Subirrigation Water Water Management

Metadata for alfalfa varieties and experimental lines 1986 to 1999

10.4231/FMY9-6966

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

06/15/2020

A compiled dataset of the metadata for alfalfa varieties and experimental lines from the Alfalfa Variety Performance Database 1986 to 1999.

Agriculture Agronomy Alfalfa Aphid resistance disease fall dormancy Flower color Grazing tolerance insect resistance Leafhopper resistance Lucerne Medicago Nematode resistance parentage Plant Pathology Root rot Winter survival yield improvement

Datasets

Subject

Creator

Type

Date

Total is 40 Results

Uniform Soybean Tests Northern Region 1989

Uniform Soybean Tests Northern Region 1990

Uniform Soybean Tests Northern Region 1991

Kathleen Latz Soils Study (801901 and 801902)

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