A least-squares method fits three types of plant fertilizer response curves.

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Outcome: fitting each of three types of response curvese0
Value: threee0

Not reportedTaxonMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionQualifier

Verbatim

e0
“A least squares method is described and illustrated for fitting each of three types of response curves”
✓ located verbatim in the source · abstract, characters 240–342

t0
“Fertilizer Evaluation”
✓ located verbatim in the source · title, characters 0–21

Title

Fertilizer Evaluation: II. Estimation of Availability Coefficients

R. F. White; O. Kempthorne; C. A. Black; et al. Soil Science Society of America Journal 1956. doi:10.2136/sssaj1956.03615995002000020011x

Other claims from this paper (3)

Method / resource Concurrent linear curves were illustrated by phosphorus yield data.
Method / resource Parallel linear log-response curves were illustrated by radioactive phosphorus content data.
Method / resource Concurrent Mitscherlich curves were illustrated by corn-grain yield data.

Record rev-533c440cd6ddb0f5c40730fcd6d6dc8ad7f8ccf66d5af77421288698f315f551 · schema claims-v0.9 · position 1 in the model’s answer