Abstract
To investigate the effect of potassium fertilizer sources and level on sesame growth and yield in two different gypsum soils, two experiments were applied throughout the summer of 2022. The experiments included three factors, which were sources of potassium, potassium sulfate (KK2SO4) and potassium chloride (KKCL), potassium levels, 0 (K00), 75 (K75), 150 (K150), and 300 (K300) kg ha-1, and levels of gypsum in the soil, 6.02 (Soil06.02) and 15.87 (Soil15.87) %. Completely Random Block Design (CRBD) with three replications was used to apply the experiments. The results indicated that KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL. Similarly, potassium at K300 was significantly higher compared with the other potassium levels. Also, gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%. The interactions between the two study factors and among the three study factors effected significantly all the study traits. These results will be beneficial for sesame production and management in the Saladin area, Iraq.
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Claims 15
Claim · model-written summary
Potassium sulfate increased sesame plant height by 18% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- plant heighte0
- Value
- 18%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame plant dry weight by 8% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- plant dry weighte0
- Value
- 8%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame branch no by 11% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- branch noe0
- Value
- 11%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame capsules no. by 5% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- capsules no.e0
- Value
- 5%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame 1000 seeds weight by 13% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- 1000 seeds weighte0
- Value
- 13%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame yield by 13% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- yielde0
- Value
- 13%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
Potassium sulfate increased sesame oil percentage by 9% relative to potassium chloride.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium sulfatee1
- Outcome
- oil percentagee0
- Value
- 9%e0
- Comparator
- potassium chloridee1
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“KK2SO4 significantly impacted plant height (18%), plant dry weight (8%), branch no (11%), capsules no. (5%), 1000 seeds weight (13%), yield (13%), and oil percentage (9%) compared with KKCL”
e1“potassium sulfate (KK2SO4) and potassium chloride (KKCL)”
t0“Sesame”
Claim · model-written summary
K300 potassium was significantly higher than the other potassium levels.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- potassium at K300e0
- Outcome
- significantly highere0
- Direction
- highere0
- Comparator
- the other potassium levelse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“potassium at K300 was significantly higher compared with the other potassium levels”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame plant height by 11% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- plant heighte0
- Value
- 11%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame dry weight by 11% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- dry weighte0
- Value
- 11%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame capsules no. by 5% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- capsules no.e0
- Value
- 5%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame 1000 seeds weight by 19% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- 1000 seeds weighte0
- Value
- 19%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame yield by 11% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- yielde0
- Value
- 11%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
High gypsum soil increased sesame oil percentage by 12% relative to lower gypsum soil.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- gypsum Soil15.87e0
- Outcome
- oil percentagee0
- Value
- 12%e0
- Comparator
- gypsum soil with 6%e0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“gypsum Soil15.87 significantly impacted plant height (11%), dry weight (11%), capsules no. (5%), 1000 seeds weight (19%), yield (11%), and oil percentage (12%) compared with gypsum soil with 6%”
t0“Sesame”
Claim · model-written summary
Two-factor and three-factor interactions significantly affected all sesame study traits.
- Taxon
- Sesame
Sesamum indicumt0 - Treatment
- two study factorse0
- Outcome
- all the study traitse0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The interactions between the two study factors and among the three study factors effected significantly all the study traits.”
t0“Sesame”
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