Topic Selection & Fit (agsy-topic-selection)
Agricultural Systems publishes the systems analysis of agricultural systems. The bar is not "a new
result for crop X" — it is "a systems question about interactions and trade-offs." Use this skill to
pressure-test fit before you invest, and to keep a field trial from being mistaken for a systems paper.
When to trigger
- Choosing among possible projects or framings for an AgSy submission
- A reviewer/colleague said the paper "is just a field trial" or "lacks a systems angle"
- Deciding between a research paper and a short communication
- Considering a perspective (forward-looking opinion) or a comment on a published paper
The AgSy fit test
A strong AgSy paper usually clears all four:
- A real systems question. The object is interactions — among components (crop–soil–livestock–
economics), across hierarchical levels, between agriculture and other land uses, or with the
natural/social/economic environment. If nothing interacts, it is not a systems paper.
- Whole-farm to food-system scope (preferred). AgSy gives preference to whole-farm and
landscape-level issues. A plot-level result needs to be scaled or embedded in a larger system.
- Integrated modelling and trade-offs. Conceptual + empirical + dynamic / bio-economic
modelling; the analysis surfaces trade-offs and synergies, not a single optimal number.
- Decision relevance. The result informs a design, management, or policy choice (see
agsy-impact-and-implications).
Scale & system-boundary framing (state your system explicitly)
| If your work is at… |
reach AgSy fit by… |
| Field / plot |
scaling to the farm or showing the field-level interaction that matters to the system |
| Whole-farm |
the journal's sweet spot — show component interactions and whole-farm trade-offs |
| Landscape / region |
spatial interactions, land-use competition, aggregation/emergence across farms |
| Food system |
linking production to value chains, food security, environment, and policy |
Article-type choice
- Research paper — full systems study, ~8,000 words (no hard cap; stay near it).
- Short communication — one crisp systems result, ~4,000 words. Do not pad it into a paper.
- Perspective — a forward-looking argument about agricultural-systems science, ~2,000 words,
rapid review (see
agsy-review-process).
- Comment — a focused response to a published AgSy paper, ~1,000 words.
- Review — usually method-application focused rather than descriptive synthesis; consult editors
first where the Guide requires it.
Anti-patterns
- A single-factor field trial with no interactions, model, or trade-off (off-fit — send to an agronomy journal)
- "First time simulated in country X" as the whole contribution (descriptive, not a systems advance)
- A model demo with no agricultural-systems question or decision payoff
- Choosing research-paper length out of habit when a short communication would land harder
Fit verdict table (how the four-part test maps to a decision)
Score the project against the four fit criteria, then read off the verdict.
| Systems Q |
Scope |
Trade-offs |
Decision |
Verdict |
| Yes |
Yes |
Yes |
Yes |
Strong AgSy fit — proceed |
| Yes |
Field |
Yes |
Yes |
Needs scaling: embed in a farm/landscape system |
| Yes |
Yes |
One optimum |
Yes |
Reframe: surface the trade-off across objectives |
| No |
— |
— |
— |
Off-fit — re-route to an agronomy/field-crops journal |
| Yes |
Yes |
Yes |
No |
Add the decision hook (agsy-impact-and-implications) |
Sibling-venue routing (where a near-miss belongs)
When a project lands near the boundary, route it deliberately:
- Plot-/agronomy-level result, one crop, no system → a field-crops/agronomy journal, not AgSy.
- Economics-first decision with light biophysics → an agricultural-economics outlet; AgSy expects
biophysical and socioeconomic integration.
- Policy synthesis with no model → a food-security/policy journal; AgSy wants the systems analysis.
Worked micro-example (illustrative)
A team has trial data showing a legume intercrop raises maize yield:
- Systems question? As "intercrop raises yield" — no. Reframed as "how the legume–maize–soil-N
interaction shifts the whole-farm yield–nitrogen-leaching trade-off under variable rainfall" — yes.
- Scope? The plot-level trial is embedded in a whole-farm bioeconomic model.
- Trade-offs? Scenarios span intercrop share 0–50%; the gross-margin vs. N-leaching Pareto front is
the headline, not a single "best" share.
- Decision relevance? A farmer choosing rotation intensity acts differently. Verdict: strong AgSy fit.
Calibration anchors
- AgSy's remit centers on interactions, hierarchical levels, trade-offs, and integrated modelling at
farm/landscape/food-system scale; live-check the current aims-and-scope statement before final
submission advice.
- The article-type lengths are guidelines, not hard caps; live-check the Guide before final upload.
Output format
【Question】one sentence (state the interaction / trade-off)
【System & boundary】components + hierarchical level(s) + scale
【Modelling approach】conceptual / empirical / dynamic / bio-economic
【Decision relevance】who acts differently if this is true
【Article type】Research paper / Short communication / Perspective / Comment / Review
【Fit verdict】strong / needs reframing / off-fit (why)
【Next】agsy-literature-positioning
Supplementary resources
1---2name: agsy-topic-selection3description: Use when deciding whether a project fits Agricultural Systems (AgSy) and which article type to target. AgSy is a systems-science journal, so the test is a genuine systems question — interactions among components, across hierarchical levels (field → farm → landscape → region → food system), trade-offs, and emergent behavior — analyzed with integrated modelling, NOT a single-factor field trial. Helps frame the question; it does not collect data.4---56# Topic Selection & Fit (agsy-topic-selection)78Agricultural Systems publishes the **systems analysis of agricultural systems**. The bar is not "a new9result for crop X" — it is **"a systems question about interactions and trade-offs."** Use this skill to10pressure-test fit before you invest, and to keep a field trial from being mistaken for a systems paper.1112## When to trigger1314- Choosing among possible projects or framings for an AgSy submission15- A reviewer/colleague said the paper "is just a field trial" or "lacks a systems angle"16- Deciding between a **research paper** and a **short communication**17- Considering a **perspective** (forward-looking opinion) or a **comment** on a published paper1819## The AgSy fit test2021A strong AgSy paper usually clears all four:22231. **A real systems question.** The object is **interactions** — among components (crop–soil–livestock–24 economics), across hierarchical levels, between agriculture and other land uses, or with the25 natural/social/economic environment. If nothing interacts, it is not a systems paper.262. **Whole-farm to food-system scope (preferred).** AgSy gives preference to **whole-farm and27 landscape-level** issues. A plot-level result needs to be scaled or embedded in a larger system.283. **Integrated modelling and trade-offs.** Conceptual + empirical + **dynamic / bio-economic29 modelling**; the analysis surfaces **trade-offs and synergies**, not a single optimal number.304. **Decision relevance.** The result informs a design, management, or policy choice (see31 `agsy-impact-and-implications`).3233## Scale & system-boundary framing (state your system explicitly)3435| If your work is at… | reach AgSy fit by… |36|---------------------|---------------------|37| Field / plot | scaling to the farm or showing the field-level interaction that matters to the system |38| Whole-farm | the journal's sweet spot — show component interactions and whole-farm trade-offs |39| Landscape / region | spatial interactions, land-use competition, aggregation/emergence across farms |40| Food system | linking production to value chains, food security, environment, and policy |4142## Article-type choice4344- **Research paper** — full systems study, **~8,000 words** (no hard cap; stay near it).45- **Short communication** — one crisp systems result, **~4,000 words**. Do not pad it into a paper.46- **Perspective** — a forward-looking argument about agricultural-systems science, **~2,000 words**,47 **rapid review** (see `agsy-review-process`).48- **Comment** — a focused response to a published AgSy paper, **~1,000 words**.49- **Review** — usually method-application focused rather than descriptive synthesis; consult editors50 first where the Guide requires it.5152## Anti-patterns5354- A single-factor field trial with no interactions, model, or trade-off (off-fit — send to an agronomy journal)55- "First time simulated in country X" as the whole contribution (descriptive, not a systems advance)56- A model demo with no agricultural-systems question or decision payoff57- Choosing research-paper length out of habit when a short communication would land harder5859## Fit verdict table (how the four-part test maps to a decision)6061Score the project against the four fit criteria, then read off the verdict.6263| Systems Q | Scope | Trade-offs | Decision | Verdict |64|-----------|-------|------------|----------|---------|65| Yes | Yes | Yes | Yes | Strong AgSy fit — proceed |66| Yes | Field | Yes | Yes | Needs scaling: embed in a farm/landscape system |67| Yes | Yes | One optimum | Yes | Reframe: surface the trade-off across objectives |68| No | — | — | — | Off-fit — re-route to an agronomy/field-crops journal |69| Yes | Yes | Yes | No | Add the decision hook (`agsy-impact-and-implications`) |7071## Sibling-venue routing (where a near-miss belongs)7273When a project lands near the boundary, route it deliberately:7475- **Plot-/agronomy-level result, one crop, no system** → a field-crops/agronomy journal, not AgSy.76- **Economics-first decision with light biophysics** → an agricultural-economics outlet; AgSy expects77 biophysical *and* socioeconomic integration.78- **Policy synthesis with no model** → a food-security/policy journal; AgSy wants the systems analysis.7980## Worked micro-example (illustrative)8182A team has trial data showing a legume intercrop raises maize yield:8384- *Systems question?* As "intercrop raises yield" — no. Reframed as "how the legume–maize–soil-N85 interaction shifts the whole-farm yield–nitrogen-leaching trade-off under variable rainfall" — yes.86- *Scope?* The plot-level trial is embedded in a whole-farm bioeconomic model.87- *Trade-offs?* Scenarios span intercrop share 0–50%; the gross-margin vs. N-leaching Pareto front is88 the headline, not a single "best" share.89- *Decision relevance?* A farmer choosing rotation intensity acts differently. Verdict: strong AgSy fit.9091## Calibration anchors9293- AgSy's remit centers on interactions, hierarchical levels, trade-offs, and integrated modelling at94 farm/landscape/food-system scale; live-check the current aims-and-scope statement before final95 submission advice.96- The article-type lengths are guidelines, not hard caps; live-check the Guide before final upload.9798## Output format99100```101【Question】one sentence (state the interaction / trade-off)102【System & boundary】components + hierarchical level(s) + scale103【Modelling approach】conceptual / empirical / dynamic / bio-economic104【Decision relevance】who acts differently if this is true105【Article type】Research paper / Short communication / Perspective / Comment / Review106【Fit verdict】strong / needs reframing / off-fit (why)107【Next】agsy-literature-positioning108```109110## Supplementary resources111112- [`../../resources/external_tools.md`](../../resources/external_tools.md) — systems models and data sources by scale113- [`../../resources/official-source-map.md`](../../resources/official-source-map.md) — AgSy aims, scope, and article types
brycewang-stanford