Abstract
The low production of domestic soybeans is due to the decreasing amount of productive land, so the cultivation of soybeans can be done by utilizing dry land. One type of dryland soil is grumusol soil, which is a less fertile soil and requires improvement through and applying biochar and organic fertilizers. Biochar is expected to increase water availability, thereby increasing nutrient absorption. The research was conducted by experiment with a randomized completed block design (RCBD) two-factor treatment. The treatments are biochar (without biochar as control, biochar of coconut shell, rice husk, and Strobilanthes cusia waste) and organic fertilizer (without fertilizer as control, chicken, cow, and goat manure). Each combination treatment, as an experiment unit, was replicated three times. The results showed that the types of biochar and organic fertilizer do not affect the growth and yield of soybeans. The application of types of biochar alone does not affect the soybean yield, but the various organic fertilizers alone can increase the yield of soybeans. Cow organic fertilizer was able to increase the total pods (31.68%), the number of seeds per plant (29.33%), and the stuffed pods (24.11%).
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Claims 6
Claim · model-written summary
Types of biochar and organic fertilizer did not affect the growth and yield of soybeans.
- Taxon
- soybeans
Glycine maxe0 - Treatment
- the types of biochar and organic fertilizere0
- Outcome
- growth and yield of soybeanse0
- Direction
- do not affecte0
- Comparator
- without biochar as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The results showed that the types of biochar and organic fertilizer do not affect the growth and yield of soybeans”
e1“biochar (without biochar as control, biochar of coconut shell, rice husk, and Strobilanthes cusia waste)”
Claim · model-written summary
Types of biochar alone did not affect soybean yield.
- Taxon
- soybean
Glycine maxe0 - Treatment
- types of biochar alonee0
- Outcome
- soybean yielde0
- Direction
- does not affecte0
- Comparator
- without biochar as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The application of types of biochar alone does not affect the soybean yield”
e1“biochar (without biochar as control, biochar of coconut shell, rice husk, and Strobilanthes cusia waste)”
Claim · model-written summary
Organic fertilizers alone increased soybean yield compared with no fertilizer.
- Taxon
- soybeans
Glycine maxe0 - Treatment
- various organic fertilizers alonee0
- Outcome
- yield of soybeanse0
- Direction
- increasee0
- Comparator
- without fertilizer as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“but the various organic fertilizers alone can increase the yield of soybeans”
e1“organic fertilizer (without fertilizer as control, chicken, cow, and goat manure)”
Claim · model-written summary
Cow organic fertilizer increased total pods of soybean by 31.68% compared with no fertilizer.
- Taxon
- soybeans
Glycine maxe2 - Treatment
- Cow organic fertilizere0
- Outcome
- total podse0
- Direction
- increasee0
- Value
- 31.68%e0
- Comparator
- without fertilizer as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Cow organic fertilizer was able to increase the total pods (31.68%), the number of seeds per plant (29.33%), and the stuffed pods (24.11%)”
e1“organic fertilizer (without fertilizer as control, chicken, cow, and goat manure)”
e2“growth and yield of soybeans”
Claim · model-written summary
Cow organic fertilizer increased the number of seeds per plant of soybean by 29.33% compared with no fertilizer.
- Taxon
- soybeans
Glycine maxe2 - Treatment
- Cow organic fertilizere0
- Outcome
- number of seeds per plante0
- Direction
- increaseinferrede0
- Value
- 29.33%e0
- Comparator
- without fertilizer as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Cow organic fertilizer was able to increase the total pods (31.68%), the number of seeds per plant (29.33%), and the stuffed pods (24.11%)”
e1“organic fertilizer (without fertilizer as control, chicken, cow, and goat manure)”
e2“growth and yield of soybeans”
Claim · model-written summary
Cow organic fertilizer increased the number of stuffed pods of soybean by 24.11% compared with no fertilizer.
- Taxon
- soybeans
Glycine maxe2 - Treatment
- Cow organic fertilizere0
- Outcome
- stuffed podse0
- Direction
- increaseinferrede0
- Value
- 24.11%e0
- Comparator
- without fertilizer as controle1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Cow organic fertilizer was able to increase the total pods (31.68%), the number of seeds per plant (29.33%), and the stuffed pods (24.11%)”
e1“organic fertilizer (without fertilizer as control, chicken, cow, and goat manure)”
e2“growth and yield of soybeans”
The same questions in other papers
biochar · yield · Glycine max (soybean)Results differ
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1,020 papers in the same direction as this paper · 155 in the opposite direction · 16 reporting no difference from an alternative
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See all 1,192 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.