Paper · 2016 · Jurnal Sylva Lestari

Upaya Perbaikan Pertumbuhan Bibit Merbau Darat (Intsia Palembanica) Dengan Naungan Dan Pemupukan

Esra Maradong Simangunsong; Melya Riniarti; Duryat .

5
claims
7
verbatim quotes
7
citations
3
research areas
✓
Open access · cc-by-nc

Abstract

Mirabow (Intsia palembanica) is one of high quality tropical wood. The wood of mirabow is categorized in durable class I, II and strong class I, II. Mirabow has the straight wood fiber, can be used as plywood, panels, furniture, musical instrument and beautiful shiny wood surface. Among the factors that affect plant growth were shading intensity and nutrients. The purpose of the research were to figure out the effect of shading intensity and fertilization to the growth of mirabow. The Block Randomized Design (BRD) of 4 groups and 3 treatment was employed as research design. Group of the reseach was the provision of no shading (0%), shading intensity 55%, shading intensity 65%, and shading intensity 75%, meanwhile the dose of NPK fertilizer of 0 g/polybag, 2 g/polybag, and 4 g/polybag were employed as the treatments. The large of experimental unit were used 1 seedling. The variable that was observed were high accretion, diameter accretion, root length, number of leaves, crown root ratio, dry weight of crown, dry weight of root, total dry weight and quality index of seedling. Bartlett test was employed to figure out the homogenity of datas. Then, analysis of variance was used to the least significant difference. The entire data tested on 5% significant level. The results showed that 55% shading intensity, obviously increase the dry weight of crown, however the shading intensity more than 65% in fact, evidently decrease the dry weight crown and total dry weight of mirabow seedling. The dose of 4 g/polybag of NPK fertilizer, evidently the number of leaves, crown root ratio, dry weight of crown and total dry weight of mirabow seedling.Keywords : mirabow, seed fertilisation, shading intensity

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Claims 5

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

55% shade increased crown dry weight of mirabow seedlings.

Taxon
Mirabowe0
Treatment
55% shading intensitye1
Outcome
dry weight of crowne1
Direction
increasee1

Not reportedComparator

Verbatim

e0

“Mirabow (Intsia palembanica) is one of high quality tropical wood.”

✓ located verbatim in the source · abstract, characters 0–66 · show in text ↑
e1

“55% shading intensity, obviously increase the dry weight of crown”

✓ located verbatim in the source · abstract, characters 1302–1367 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Shade above 65% decreased crown dry weight.

Taxon
mirabowe1
Treatment
shading intensity more than 65%e1
Outcome
dry weight crowne1
Direction
decreasee1

Not reportedComparator

Verbatim

e0

“Mirabow (Intsia palembanica) is one of high quality tropical wood.”

✓ located verbatim in the source · abstract, characters 0–66 · show in text ↑
e1

“shading intensity more than 65% in fact, evidently decrease the dry weight crown and total dry weight of mirabow seedling”

✓ located verbatim in the source · abstract, characters 1381–1502 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Shade above 65% decreased total dry weight.

Taxon
mirabowe0
Treatment
shading intensity more than 65%e0
Outcome
total dry weighte0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“shading intensity more than 65% in fact, evidently decrease the dry weight crown and total dry weight of mirabow seedling”

✓ located verbatim in the source · abstract, characters 1381–1502 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

At 4 g/polybag NPK, leaf number, crown root ratio, and crown dry weight showed an evident response with direction unspecified.

Taxon
mirabowe0
Treatment
4 g/polybag of NPK fertilizere0
Outcome
number of leaves, crown root ratio, dry weight of crowne0

Not reportedComparatorDirection

Verbatim

e0

“The dose of 4 g/polybag of NPK fertilizer, evidently the number of leaves, crown root ratio, dry weight of crown and total dry weight of mirabow seedling.”

✓ located verbatim in the source · abstract, characters 1504–1658 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

At 4 g/polybag NPK, total dry weight showed an evident response with direction unspecified.

Taxon
mirabowe0
Treatment
4 g/polybag of NPK fertilizere0
Outcome
total dry weighte0

Not reportedComparatorDirection

Verbatim

e0

“The dose of 4 g/polybag of NPK fertilizer, evidently the number of leaves, crown root ratio, dry weight of crown and total dry weight of mirabow seedling.”

✓ located verbatim in the source · abstract, characters 1504–1658 · show in text ↑