Abstract
Availability of insufficient amount of nutrients in the soil is among the main factors which constrained productivity of the tomato. Due to this gap the experiment was conducted in Sofi district, Harari People Regional State, Ethiopia in 2016 and 2017 cropping season to investigate the effect of vermicompost and nitrogen rate on yield and yield components of tomato. Experimental treatments were vermicompost rate (0, 1.4, 2.8 and 4.2 t ha -1 ) and nitrogen rate (0, 50, 100 and 150 kg ha -1 ). A total of 16 treatments were laid out in Randomized Complete Block Design (RCBD) in factorial arrangement with three replications. Melkashola Variety was used for the experiment. . The result showed that plant height was significantly (P<0.05) influenced by the application of vermicompost while number of branches, number of clusters, number of fruits, average fruit weight and fruit yield were significantly (P<0.05) affected due to the interaction effect of vermicompost and nitrogen.. The highest plant height was rerecorded at 2.8 t ha -1 of vermicompost whereas the lowest was for the rest rates. Maximum number of clusters, number of fruits and fruit yield were obtained at combined application of 2.8 t ha -1 of vermicompost with 100 kg ha -1 N while maximum number of branches and average fruit weight were recorded at 2.8t ha -1 with 150 kg ha-1 N and 4.2t ha -1 with 50 kg ha -1 N respectively. Maximum economic return (461,606 birr ha -1 ) was also recorded at 2.8 t ha-1 and 100 kg ha -1 vermicompost and nitrogen, respectively with acceptable marginal rate of return. In general, the combination of vermicompost and nitrogen at 2.8 t ha-1 and 100 kg ha -1 was the best combination for the study area. Keywords: Melkashola, Nitrogen, Tomato, Vermicompost DOI: 10.7176/JNSR/12-11-03 Publication date: June 30 th 2021
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Claims 11
Claim · model-written summary
Vermicompost significantly affected tomato plant height.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- vermicomposte0
- Outcome
- plant heighte0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“plant height was significantly (P<0.05) influenced by the application of vermicompost”
t0“Tomato”
Claim · model-written summary
The vermicompost by nitrogen interaction significantly affected branches, clusters and fruits.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- vermicompost and nitrogene0
- Outcome
- number of branches, number of clusters, number of fruitse0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“number of branches, number of clusters, number of fruits, average fruit weight and fruit yield were significantly (P<0.05) affected due to the interaction effect of vermicompost and nitrogen”
t0“Tomato”
Claim · model-written summary
The vermicompost by nitrogen interaction significantly affected fruit weight and yield.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- vermicompost and nitrogene0
- Outcome
- average fruit weight and fruit yielde0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“number of branches, number of clusters, number of fruits, average fruit weight and fruit yield were significantly (P<0.05) affected due to the interaction effect of vermicompost and nitrogen”
t0“Tomato”
Claim · model-written summary
Plant height was greatest at 2.8 t ha -1 vermicompost.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 2.8 t ha -1 of vermicomposte0
- Outcome
- plant heighte0
- Direction
- higheste0
- Comparator
- rest ratese0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height was rerecorded at 2.8 t ha -1 of vermicompost whereas the lowest was for the rest rates”
t0“Tomato”
Claim · model-written summary
The most clusters occurred with 2.8 t ha -1 vermicompost plus 100 kg ha -1 N.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 2.8 t ha -1 of vermicompost with 100 kg ha -1 Ne0
- Outcome
- number of clusterse0
- Direction
- Maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Maximum number of clusters, number of fruits and fruit yield were obtained at combined application of 2.8 t ha -1 of vermicompost with 100 kg ha -1 N”
t0“Tomato”
Claim · model-written summary
The most fruits occurred with 2.8 t ha -1 vermicompost plus 100 kg ha -1 N.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 2.8 t ha -1 of vermicompost with 100 kg ha -1 Ne0
- Outcome
- number of fruitse0
- Direction
- Maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Maximum number of clusters, number of fruits and fruit yield were obtained at combined application of 2.8 t ha -1 of vermicompost with 100 kg ha -1 N”
t0“Tomato”
Claim · model-written summary
Fruit yield was greatest with 2.8 t ha -1 vermicompost plus 100 kg ha -1 N.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 2.8 t ha -1 of vermicompost with 100 kg ha -1 Ne0
- Outcome
- fruit yielde0
- Direction
- Maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Maximum number of clusters, number of fruits and fruit yield were obtained at combined application of 2.8 t ha -1 of vermicompost with 100 kg ha -1 N”
t0“Tomato”
Claim · model-written summary
Branches were greatest with 2.8t ha -1 and 150 kg ha-1 N.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 2.8t ha -1 with 150 kg ha-1 Ne0
- Outcome
- number of branchese0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“maximum number of branches and average fruit weight were recorded at 2.8t ha -1 with 150 kg ha-1 N and 4.2t ha -1 with 50 kg ha -1 N respectively”
t0“Tomato”
Claim · model-written summary
Average fruit weight was greatest with 4.2t ha -1 and 50 kg ha -1 N.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- 4.2t ha -1 with 50 kg ha -1 Ne0
- Outcome
- average fruit weighte0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“maximum number of branches and average fruit weight were recorded at 2.8t ha -1 with 150 kg ha-1 N and 4.2t ha -1 with 50 kg ha -1 N respectively”
t0“Tomato”
Claim · model-written summary
Maximum economic return was 461,606 birr ha -1 at the 2.8 and 100 kg ha -1 combination.
- Taxon
- tomato
Solanum lycopersicumt0 - Outcome
- economic returne0
- Direction
- Maximume0
- Value
- 461,606 birr ha -1e0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Maximum economic return (461,606 birr ha -1 ) was also recorded at 2.8 t ha-1 and 100 kg ha -1 vermicompost and nitrogen, respectively with acceptable marginal rate of return”
t0“Tomato”
Claim · model-written summary
The authors recommend 2.8 t ha-1 vermicompost and 100 kg ha -1 nitrogen for the study area.
- Taxon
- tomato
Solanum lycopersicumt0 - Treatment
- vermicompost and nitrogen at 2.8 t ha-1 and 100 kg ha -1e0
- Outcome
- best combination for the study areae0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the combination of vermicompost and nitrogen at 2.8 t ha-1 and 100 kg ha -1 was the best combination for the study area”
t0“Tomato”
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See all 978 papers →Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.