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Pedro Machado
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Long-term diverse rotation alters nitrogen cycling bacterial groups and nitrous oxide emissions after nitrogen fertilization
NF Linton, PVF Machado, B Deen, C Wagner-Riddle, KE Dunfield
Soil Biology and Biochemistry 149, 107917, 2020
712020
Short-term response of soil N-cycling genes and transcripts to fertilization with nitrification and urease inhibitors, and relationship with field-scale N2O emissions
M Tosi, S Brown, PVF Machado, C Wagner-Riddle, K Dunfield
Soil Biology and Biochemistry 142, 107703, 2020
412020
Tracing crop residue N into subsequent crops: Insight from long-term crop rotations that vary in diversity
CJ Taveira, RE Farrell, C Wagner-Riddle, PVF Machado, B Deen, ...
Field Crops Research 255, 107904, 2020
402020
Contribution of crop residue, soil, and fertilizer nitrogen to nitrous oxide emissions varies with long-term crop rotation and tillage
PVF Machado, RE Farrell, W Deen, RP Voroney, KA Congreves, ...
Science of The Total Environment 767, 145107, 2021
332021
High temporal resolution nitrous oxide fluxes from corn (Zea mays L.) in response to the combined use of nitrification and urease inhibitors
PVF Machado, K Neufeld, SE Brown, PR Voroney, TW Bruulsema, ...
Agriculture, Ecosystems & Environment 300, 106996, 2020
282020
Crop residues contribute minimally to spring-thaw nitrous oxide emissions under contrasting tillage and crop rotations
PVF Machado, RE Farrell, G Bell, CJ Taveira, KA Congreves, RP Voroney, ...
Soil Biology and Biochemistry 152, 108057, 2021
252021
Diurnal variation and sampling frequency effects on nitrous oxide emissions following nitrogen fertilization and spring‐thaw events
PV Ferrari Machado, C Wagner-Riddle, R MacTavish, PR Voroney, ...
Soil Science Society of America Journal 83 (3), 743-750, 2019
242019
Cover crop mixtures: A powerful strategy to reduce post-harvest surplus of soil nitrate and leaching
J Lapierre, PVF Machado, Z Debruyn, SE Brown, S Jordan, A Berg, ...
Agriculture, Ecosystems & Environment 325, 107750, 2022
232022
Assessing variability of soil water balance components measured at a new lysimeter facility dedicated to the study of soil ecosystem services
S Brown, C Wagner-Riddle, Z Debruyn, S Jordan, A Berg, JT Ambadan, ...
Journal of Hydrology 603, 127037, 2021
222021
In-situ estimation of soil water retention curve in silt loam and loamy sand soils at different soil depths
R Zeitoun, M Vandergeest, HB Vasava, PVF Machado, S Jordan, G Parkin, ...
Sensors 21 (2), 447, 2021
182021
Spatial variation of nitrous oxide fluxes during growing and non-growing seasons at a location subjected to seasonally frozen soils
PVF Machado, RE Farrell, C Wagner-Riddle
Canadian Journal of Soil Science 101 (3), 555-564, 2021
72021
Effect of sampling strategies and nitrogen fertilization best management practices on cumulative nitrous oxide emissions
PV Ferrari Machado
University of Guelph, 2017
32017
Comparison of N2O fluxes measured using flux-gradient, eddy-covariance, and chamber methods from an agricultural site
SE Brown, S Sargent, P Machado, V Freemantle, ...
AGU Fall Meeting Abstracts 2015, B11B-0426, 2015
22015
Pastures under dry climate can be cold spots for soil nitrous oxide emissions from grazing cattle excreta
RL Lemke, PVF Machado, AW Alemu, VS Baron, RE Farrell, AD Iwaasa, ...
Agriculture, Ecosystems & Environment 357, 108684, 2023
12023
Winter warming effects on soil nitrate leaching under cover crops: A field study using high-frequency weighing lysimeters
J Lapierre, PVF Machado, Z Debruyn, SE Brown, S Jordan, A Berg, ...
Frontiers in Environmental Science 10, 897221, 2022
12022
Long-term crop rotation and tillage effects on nitrous oxide emissions derived from crop residues, soil, and nitrogen fertilizer
PV Ferrari Machado
University of Guelph, 2020
2020
Soil Nitrogen Cycling Bacterial Community Activity and Nitrous Oxide Emissions after Nitrogen Fertilization in Simple and Diverse Corn Rotations.
N Linton, PVF Machado, B Deen, C Wagner-Riddle, KE Dunfield
SSSA International Soils Meeting (2019), 2019
2019
Diurnal Variation and Sampling Frequency Effects on Nitrous Oxide Emissions during Growing and Non-Growing Seasons.
PVF Machado, C Wagner-Riddle, R MacTavish, PR Voroney, ...
SSSA International Soils Meeting (2019), 2019
2019
Nitrification and Urease Inhibitors and Timing Effects on Nitrate Leaching and Nitrous Oxide Field-Scale Emissions from Corn.
C Wagner-Riddle, PVF Machado, A Pawlick, S Brown
SSSA International Soils Meeting (2019), 2019
2019
Constrained measurements of winter agricultural N-losses via leaching and soil emissions from a lysimeter facility
C Wagner-Riddle, Z Debruyn, J Lapierre, S Jordan, PVF Machado, ...
AGU Fall Meeting Abstracts 2018, B32A-06, 2018
2018
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