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Advances in Agriculture
/
2023
/
Article
/
Tab 1
/
Research Article
Influences of NPSB and Vermicompost Application Rates on Yields of Tomato (
Lycopersicon esculentum
Mill) at Jimma Ganati Research Site of Wallaga University, Western Ethiopia
Table 1
Chemical composition of vermicompost.
Year
Type of composts
Soil pH
Organic carbon (%)
Organic matter (g·kg
−1
)
Electric conductivity (meq/100 g)
Cation exchange capacity (meq/100 g)
Total nitrogen (g·kg
−1
)
Total phosphorus (P
2
O
5
) (g·kg
−1
)
Total sulfur (g·kg
−1
)
2021
Vermicompost
7.25
9.10
380.74
1.20
29.00
35.62
28.25
9.33
2022
Vermicompost
7.25
8.92
354.55
1.10
27.00
37.05
26.31
9.11