Table 1.
Treatments evaluated.
Table 2.
Selected soil physical-chemical properties of soil before planting of maize seeds.
Table 3.
Selected chemical properties of phosphorus fertilizers and Clinoptilolite zeolite.
Table 4.
Selected soil chemical properties at 83 days after seeding maize seeds.
Fig 1.
Percentage of inorganic phosphorus speciation in soil after two cycles of maize cultivation.
Sol-P: loosely soluble-P, Al-P: aluminium-P, Fe-P: Iron-P, Red-P: reductant-P, Ca-P: calcium-P, and Occl-P: occluded-P.
Fig 2.
Cobs yield after two cycles of maize cultivation.
Means with different letter indicates significant differences using Tukey’s test at p ≤ 0.05.
Table 5.
Zea mays L. plant dry matter production in two cycles of cultivation.
Fig 3.
Total N, P, and K uptakes after two cycles of maize cultivation.
Means with different letter indicates significant differences using Tukey’s test at p ≤ 0.05. The error bars are the ± standard error.
Fig 4.
Agronomic efficiency of N, P, and K after two cycles of maize cultivation.
Means with different letter indicates significant differences using Tukey’s test at p ≤ 0.05. The error bars are the ± standard error.