Paper · 2017 · International Journal of Advances in Agricultural & Environmental Engineering

Application of Granular Organic Fertilizer to Improve Yield of Red Onion

Rukmowati Brotodjojo; Dyah Arbiwati; H Zhang; et al.

5
claims
6
verbatim quotes
5
citations
1
research areas
✓
Open access

Abstract

The aim of this research was to study the effect of own formulated granular organic fertilizer application on growth and yield of red onion. The experiment was arranged in a Randomized Completely Block Design. The treatment was the doses of granular organic fertilizer (10 ton/ha; 20 ton/ha; 30 ton/ha) with the control using recommended doses of inorganic fertilizers. Red onions were planted in polybags with treatment according to the experimental design, each treatment consisted of 10 polybags and repeated five times. The results showed that up to 8 weeks after planting (wap), the height of red onion did not significantly affected by the use of granular organic fertilizer or inorganic fertilizers (control). At the age of 8 wap, plants treated with granular organic fertilizer had significantly more leaves than those with inorganic fertilizers. Different doses of granular organic fertilizer did not significantly affect the number of onion leaves. Red onion treated with granular organic fertilizer significantly produced higher yield that those treated with inorganic fertilizer. This suggests that granular organic fertilizer can replace the use of inorganic fertilizer for red onion cultivation.

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Claims 5

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Granular organic fertilizer did not significantly affect red onion height compared with inorganic fertilizer.

Taxon
red onione0
Treatment
granular organic fertilizere0
Outcome
height of red onione0
Direction
did not significantly affectede0
Comparator
inorganic fertilizers (control)e0

Verbatim

e0

“the height of red onion did not significantly affected by the use of granular organic fertilizer or inorganic fertilizers (control)”

✓ located verbatim in the source · abstract, characters 584–715 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

At 8 weeks after planting, red onion plants given granular organic fertilizer had significantly more leaves than those given inorganic fertilizer.

Taxon
red onione1
Treatment
granular organic fertilizere2
Outcome
leavese2
Direction
significantly moree2
Qualifier
At the age of 8 wape2
Comparator
inorganic fertilizerse2

Verbatim

e1

“The aim of this research was to study the effect of own formulated granular organic fertilizer application on growth and yield of red onion”

✓ located verbatim in the source · abstract, characters 0–139 · show in text ↑
e2

“At the age of 8 wap, plants treated with granular organic fertilizer had significantly more leaves than those with inorganic fertilizers”

✓ located verbatim in the source · abstract, characters 717–853 · show in text ↑
Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Different doses of granular organic fertilizer did not significantly affect the number of onion leaves.

Taxon
onionAllium cepae3
Treatment
Different doses of granular organic fertilizere3
Outcome
number of onion leavese3
Direction
did not significantly affecte3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e3

“Different doses of granular organic fertilizer did not significantly affect the number of onion leaves”

✓ located verbatim in the source · abstract, characters 855–957 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Red onion treated with granular organic fertilizer had significantly higher yield than with inorganic fertilizer.

Taxon
Red onione4
Treatment
granular organic fertilizere4
Outcome
yielde4
Direction
highere4
Comparator
inorganic fertilizere4

Verbatim

e4

“Red onion treated with granular organic fertilizer significantly produced higher yield that those treated with inorganic fertilizer”

✓ located verbatim in the source · abstract, characters 959–1090 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors conclude that granular organic fertilizer can replace inorganic fertilizer in red onion cultivation.

Taxon
red onione5
Outcome
can replace the use of inorganic fertilizere5

Verbatim

e5

“This suggests that granular organic fertilizer can replace the use of inorganic fertilizer for red onion cultivation”

✓ located verbatim in the source · abstract, characters 1092–1208 · show in text ↑