Paper · 2012

Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia

Tualar Simarmata; Tien Turmuktini; Ania Citraresmini; et al.

7
claims
16
verbatim quotes
3
citations
3
research areas
—
Not open access

Abstract

The intensive use of inorganic fertilizers and agrochemical products during the green revolution (in the early 1960s) has given a great impact on the decline of soil health and soil quality. Various field studies revealed that most of paddy soils in Indonesia has been exhausted, as indicated by a low organic content (<1.5 - 2%) and depletion of some essential nutrients, such as K and Si. This paddy soils can be categorized as sick or unhealthy paddy soils. Restoring the paddy soil health can be done by managing the straw and biofertilizers application combined with output-oriented integrated fertilizers management. The application of 2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculant (consortia of non-symbiotic nitrogen fixers and phosphate solubilizing bacteria) gave a significant effect on increasing soil organic carbon, biodiversity of beneficial soil organism, the growth and yield of paddy rice significantly. In addition, the application of inorganic fertilizers can be reduced by at least 20% and the productivity of paddy rice is increased by at least 25%. Particularly, the supply of carbon, silica and potassium nutrients can be obtained from straw compost. Consequently, the remediation and preservation of soil health for sustainable rice cultivation is highly dependent on rice straw and biofertilizers management.

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Claims 7

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 2 – 5 ton ha -1 of straw compost with 400 g ha -1 of biofertilizers inoculant significantly increased soil organic carbon in paddy rice soils.

Taxon
paddy ricet0
Treatment
2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculante1
Outcome
soil organic carbone1
Direction
increasinge1

Not reportedComparator

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e1

“The application of 2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculant (consortia of non-symbiotic nitrogen fixers and phosphate solubilizing bacteria) gave a significant effect on increasing soil organic carbon, biodiversity of beneficial soil organism, the growth and yield of paddy rice significantly”

✓ located verbatim in the source · abstract, characters 623–961 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 2 – 5 ton ha -1 of straw compost with 400 g ha -1 of biofertilizers inoculant significantly increased the biodiversity of beneficial soil organisms in paddy rice fields.

Taxon
paddy ricet0
Treatment
2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculante1
Outcome
biodiversity of beneficial soil organisme1
Direction
increasinge1

Not reportedComparator

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e1

“The application of 2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculant (consortia of non-symbiotic nitrogen fixers and phosphate solubilizing bacteria) gave a significant effect on increasing soil organic carbon, biodiversity of beneficial soil organism, the growth and yield of paddy rice significantly”

✓ located verbatim in the source · abstract, characters 623–961 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 2 – 5 ton ha -1 of straw compost with 400 g ha -1 of biofertilizers inoculant significantly increased the growth and yield of paddy rice.

Taxon
paddy ricet0
Treatment
2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculante1
Outcome
growth and yielde1
Direction
increasinge1

Not reportedComparator

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e1

“The application of 2 – 5 ton ha -1 of straw compost combined with 400 g ha -1 of biofertilizers inoculant (consortia of non-symbiotic nitrogen fixers and phosphate solubilizing bacteria) gave a significant effect on increasing soil organic carbon, biodiversity of beneficial soil organism, the growth and yield of paddy rice significantly”

✓ located verbatim in the source · abstract, characters 623–961 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Managing straw and biofertilizers with integrated fertilizer management reduced the application of inorganic fertilizers by at least 20% in paddy rice.

Taxon
paddy ricet0
Treatment
managing the straw and biofertilizers applicatione0
Outcome
the application of inorganic fertilizerse2
Direction
reducede2
Value
at least 20%e2

Not reportedComparator

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e0

“managing the straw and biofertilizers application combined with output-oriented integrated fertilizers management”

✓ located verbatim in the source · abstract, characters 508–621 · show in text ↑
e2

“the application of inorganic fertilizers can be reduced by at least 20%”

✓ located verbatim in the source · abstract, characters 976–1047 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Managing straw and biofertilizers with integrated fertilizer management increased the productivity of paddy rice by at least 25%.

Taxon
paddy ricet0
Treatment
managing the straw and biofertilizers applicatione0
Outcome
productivity of paddy ricee3
Direction
increasede3
Value
at least 25%e3

Not reportedComparator

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e0

“managing the straw and biofertilizers application combined with output-oriented integrated fertilizers management”

✓ located verbatim in the source · abstract, characters 508–621 · show in text ↑
e3

“the productivity of paddy rice is increased by at least 25%”

✓ located verbatim in the source · abstract, characters 1052–1111 · show in text ↑
Observationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Carbon, silica and potassium nutrients can be obtained from straw compost in paddy rice systems.

Taxon
paddy ricet0
Treatment
straw composte4
Outcome
supply of carbon, silica and potassium nutrientse4

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e4

“Particularly, the supply of carbon, silica and potassium nutrients can be obtained from straw compost”

✓ located verbatim in the source · abstract, characters 1113–1214 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Remediation and preservation of soil health for sustainable rice cultivation highly depend on rice straw and biofertilizers management.

Taxon
paddy ricet0
Treatment
rice straw and biofertilizers managemente5
Outcome
remediation and preservation of soil healthe5

Verbatim

t0

“Application of straw compost and biofertilizers to remediate the soils health and to increase the productivity of paddy rice in Indonesia”

✓ located verbatim in the source · title, characters 0–137 · show in text ↑
e5

“the remediation and preservation of soil health for sustainable rice cultivation is highly dependent on rice straw and biofertilizers management”

✓ located verbatim in the source · abstract, characters 1230–1374 · show in text ↑

inoculation · ecology: diversity · Oryza sativa (rice)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

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fertilization · ecology: diversity · Oryza sativa (rice)Positive and negative results

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fertilization · soil: chemistry · Oryza sativa (rice)Positive and negative results

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inoculation · yield · Oryza sativa (rice)Positive and negative results

418 papers: 382 positive, 36 negative or no effect

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fertilization · yield · Oryza sativa (rice)Positive and negative results

3,455 papers: 3,183 positive, 272 negative or no effect

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35 papers: 35 positive, 0 negative or no effect

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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.