Abstract
Sweet basil is very important in the culinary and pharmaceutical sectors because it contains volatile oils that have a variety of biological functions. Considering the economical costs and adverse effects of chemical fertilizers, attention has been turned to the use of ecofriendly and cost effective alternatives. In this regard, eggshells could be used as a natural calcium source for nutring the medicinal and aromatic plants. Therefore, the aim of this trial was to assess the productivity of sweet basil in response to different application methods of eggshells on sandy soil. In this study, eggshells were added to the soil at rates of 1, 2, and 3 g/pot, to foliage at rates of 0.5, 1, and 1.5 g/L, and to irrigation water at rates of 1, 2, and 3 g/L; a rate of 0.5 g/pot of calcium carbonate also used as a reference. Plants exposed to eggshells at 1.5 g/L foliar spray gave the maximum values of fresh and dry weights herb (172.11 and 23.48 g/plant), carbohydrates (36.74%), crude protein (16.56%), inhibition of free radical scavenging (47.61%), total phenols (15.03 mg/g), total flavonoids (2.87 mg/g), and essential oil contents (1.18% or 27.71 g/100 plants). On the other hand, plants subjected to eggshells at 0.5 g/L foliar spray produce the highest amounts of linalool (76.34%) and oxygenated monoterpenes (83.37%). It may be concluded that the morphological and physiological characteristics of sweet basil plant may be enhanced by eggshells.
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Claims 10
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized fresh herb weight at 172.11 g/plant.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye0
- Outcome
- fresh and dry weights herbe0
- Direction
- maximume0
- Value
- 172.11e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plants exposed to eggshells at 1.5 g/L foliar spray gave the maximum values of fresh and dry weights herb (172.11 and 23.48 g/plant)”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized dry herb weight at 23.48 g/plant.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye0
- Outcome
- dry weights herbe0
- Direction
- maximume0
- Value
- 23.48 g/plante0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plants exposed to eggshells at 1.5 g/L foliar spray gave the maximum values of fresh and dry weights herb (172.11 and 23.48 g/plant)”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized carbohydrate content at 36.74%.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye0
- Outcome
- carbohydratese0
- Direction
- maximume0
- Value
- 36.74%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plants exposed to eggshells at 1.5 g/L foliar spray gave the maximum values of fresh and dry weights herb (172.11 and 23.48 g/plant), carbohydrates (36.74%)”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized crude protein at 16.56%.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye0
- Outcome
- crude proteine0
- Direction
- maximume0
- Value
- 16.56%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plants exposed to eggshells at 1.5 g/L foliar spray gave the maximum values of fresh and dry weights herb (172.11 and 23.48 g/plant), carbohydrates (36.74%), crude protein (16.56%)”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized free radical scavenging inhibition at 47.61%.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye1
- Outcome
- inhibition of free radical scavenginge0
- Value
- 47.61%e0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“inhibition of free radical scavenging (47.61%)”
e1“Plants exposed to eggshells at 1.5 g/L foliar spray”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized total phenols at 15.03 mg/g.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye1
- Outcome
- total phenolse0
- Value
- 15.03 mg/ge0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“total phenols (15.03 mg/g)”
e1“Plants exposed to eggshells at 1.5 g/L foliar spray”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized total flavonoids at 2.87 mg/g.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye1
- Outcome
- total flavonoidse0
- Value
- 2.87 mg/ge0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“total flavonoids (2.87 mg/g)”
e1“Plants exposed to eggshells at 1.5 g/L foliar spray”
t0“sweet basil”
Claim · model-written summary
A 1.5 g/L eggshell foliar spray maximized essential oil content at 1.18%, or 27.71 g/100 plants.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 1.5 g/L foliar spraye1
- Outcome
- essential oil contentse0
- Value
- 1.18% or 27.71 g/100 plantse0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“essential oil contents (1.18% or 27.71 g/100 plants)”
e1“Plants exposed to eggshells at 1.5 g/L foliar spray”
t0“sweet basil”
Claim · model-written summary
A 0.5 g/L eggshell foliar spray produced the highest linalool amount at 76.34%.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 0.5 g/L foliar spraye0
- Outcome
- linaloole0
- Direction
- higheste0
- Value
- 76.34%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“plants subjected to eggshells at 0.5 g/L foliar spray produce the highest amounts of linalool (76.34%)”
t0“sweet basil”
Claim · model-written summary
A 0.5 g/L eggshell foliar spray produced the highest oxygenated monoterpenes at 83.37%.
- Taxon
- sweet basil
Ocimum basilicumt0 - Treatment
- eggshells at 0.5 g/L foliar spraye0
- Outcome
- oxygenated monoterpenese0
- Direction
- higheste0
- Value
- 83.37%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“plants subjected to eggshells at 0.5 g/L foliar spray produce the highest amounts of linalool (76.34%) and oxygenated monoterpenes (83.37%)”
t0“sweet basil”
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