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The C4 carbon-fixation pathway in sugarcane

Contribution grade

Plant physiology · Scoped scientific or research-capability contribution

Reference score80,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Hatch and Slack traced carbon through four-carbon acids and into sugar precursors, supporting a distinct photosynthetic carbon-fixation pathway in sugarcane.

Scientific scope

Hatch and Slack traced carbon through four-carbon acids and into sugar precursors, supporting a distinct photosynthetic carbon-fixation pathway in sugarcane. Scope limitation: The 1966 experiments build on earlier observations, including Kortschak, Hartt and Burr. A pathway study is not evidence that C4 engineering has already improved every crop.

Evidence

Assessment uses the catalogue-linked source evidence for the stated contribution. The 1966 experiments build on earlier observations, including Kortschak, Hartt and Burr. A pathway study is not evidence that C4 engineering has already improved every crop.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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