Dryland Agriculture on the Canadian Prairies: Current Issues and Future Challenges
Bibliographic record
Abstract
During its short existence on the Canadian prairies, dryland agriculture has faced formidable challenges from drought and wind erosion. Conservation tillage practices, widely adopted by farmers in the 1990s, have reduced the reliance on summer fallow and enhanced soil quality. Additionally, simple wheat (Triticum aestivum L.)-fallow rotations have evolved into longer more diverse ones which include oilseed and pulse crops. While the old challenges of drought and wind erosion will always be part of dryland farming on the Canadian prairies, new and emerging challenges include protection of water quality and ecosystem health, integration of the livestock sector, reduced reliance on the use of agrochemicals, mitigation of greenhouse gas emissions, climate change adaptation, and farming in a global economy. Tackling these challenges will ensure that dryland prairie agriculture will continue to provide much of Canada's primary and value-added food production in a cost-efficient way to meet future demands of an increasing world population.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.004 |
| Science and technology studies | 0.006 | 0.002 |
| Scholarly communication | 0.003 | 0.001 |
| Open science | 0.002 | 0.002 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.024 | 0.001 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".