Claim · model-written summary
Available soil zinc was very low, ranging from 0.38 to 2.24 mgkg-1 across extraction methods.
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“maize (Zea mays L.)”
e0“The status of available Zn in the soils by different extractants were found to be very low and ranged from 0.38 mgkg-1 to 2.24 mgkg-1”
Title
Ernest Eteng; Demian Okwudiri Asawalam Nigeria Agricultural Journal 2017
Other claims from this paper (7)
- Method / resource Cate-Nelson analysis determined zinc critical limits for soil and maize across extraction methods.
- Intervention effect Zinc levels significantly increased maize dry matter yield.
- Intervention effect Zinc levels significantly increased maize grain yield.
- Method / resource Approximately 11 kg Zn ha-1 was estimated as the optimum zinc sulfate level for maize zinc uptake.
- Intervention effect Zinc fertilizers significantly improved grain yield in the field experiment.
- Intervention effect Zinc sulfate at 9.0 kg ha-1 produced maximum maize grain yield of 7.9 tha-1 in 2009.
- Intervention effect Zinc sulfate at 9.6 kg ha-1 produced maximum maize grain yield of 5.1 tha-1 in 2010.