Abstract
Tuberose is one of the most important ornamental plants in Indonesia which the demand continuously increases. However, tuberose is commonly cultivated in drained rice fields and this resulted in various problem such us weed and insect infestation especially mealybug in dry season. In this regard a study was conducted in Malang Regency at Karangploso Experimental Station of East Java Assessment Institute for Agriculture Technology from March 2012 to April 2013. The study employed an experimental method using a randomized block design. Two varieties of tuberoses, i.e., Dian Arum (double flowering) and Roro Anteng (semi-double flowering) were planted on a prepared soil bed. Both tuberose varieties were treated by a silvery plastic mulch cover on one bed and none on the other. Results showed significant differences between the mulch and without mulch treatments in terms of plant growth and flower production. Flower production obtained from mulch treatment was 3.8 stalks/clump or 34.22 stalks/m2, whereas that without mulch was 2.47 stalks/clump or 27.44 stalks/m2. Meanwhile the damage intensity caused by mealybug infestation on the mulch treatment was 15.21%, while that without mulch was 22.17%. In fact, the use of mulch could reduce the weeding cost up to 66.67 % and the total production cost up to 20.86%. The result obtained from R/C ratio analysis with mulch treatment was 2.59 whereas that without mulch was 1.71.Keywords: Polianthes tuberosa ; mulch; weed, pest; yield; R/C ratio
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Claims 7
Claim · model-written summary
Mulch significantly affected plant growth.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulche0
- Outcome
- plant growthe0
- Comparator
- without mulche0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Results showed significant differences between the mulch and without mulch treatments in terms of plant growth and flower production.”
t0“Polianthes tuberosa”
Claim · model-written summary
Mulch increased flower production to 3.8 stalks/clump versus 2.47 without mulch.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulch treatmente0
- Outcome
- Flower productione0
- Value
- 3.8 stalks/clumpe0
- Qualifier
- 2.47 stalks/clumpe0
- Comparator
- without mulche0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Flower production obtained from mulch treatment was 3.8 stalks/clump or 34.22 stalks/m2, whereas that without mulch was 2.47 stalks/clump or 27.44 stalks/m2.”
t0“Polianthes tuberosa”
Claim · model-written summary
Mulch increased flower production per square metre to 34.22 stalks/m2 versus 27.44 without mulch.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulch treatmente0
- Outcome
- Flower productione0
- Value
- 34.22 stalks/m2e0
- Qualifier
- 27.44 stalks/m2e0
- Comparator
- without mulche0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Flower production obtained from mulch treatment was 3.8 stalks/clump or 34.22 stalks/m2, whereas that without mulch was 2.47 stalks/clump or 27.44 stalks/m2.”
t0“Polianthes tuberosa”
Claim · model-written summary
Mulch reduced mealybug damage intensity to 15.21% versus 22.17% without mulch.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulch treatmente0
- Interactor
- mealybuge0pest
- Outcome
- damage intensity caused by mealybug infestatione0
- Value
- 15.21%e0
- Qualifier
- 22.17%e0
- Comparator
- without mulche0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the damage intensity caused by mealybug infestation on the mulch treatment was 15.21%, while that without mulch was 22.17%.”
t0“Polianthes tuberosa”
Claim · model-written summary
Mulch reduced weeding cost by up to 66.67%.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulche0
- Outcome
- weeding coste0
- Direction
- reducee0
- Value
- 66.67 %e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the use of mulch could reduce the weeding cost up to 66.67 %”
t0“Polianthes tuberosa”
Claim · model-written summary
Mulch reduced total production cost by up to 20.86%.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- Mulcht0
- Outcome
- total production coste0
- Value
- 20.86%e0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the total production cost up to 20.86%”
t0“Mulch on the Growth and Yield of Polianthes tuberosa”
Claim · model-written summary
The R/C ratio was 2.59 with mulch versus 1.71 without mulch.
- Taxon
- Polianthes tuberosa
Agave amicat0 - Treatment
- mulch treatmente0
- Outcome
- R/C ratioe0
- Value
- 2.59e0
- Qualifier
- 1.71e0
- Comparator
- without mulche0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“R/C ratio analysis with mulch treatment was 2.59 whereas that without mulch was 1.71”
t0“Polianthes tuberosa”
The same questions in other papers
mulching · yield · Agave amica (tuberose)Results agree
3 papers in the same direction as this paper
- positive
- positive
- positive
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.