Abstract
The industry standard for estimating the quantity of horticultural produce harvested is crop yield. Producing sufficient amounts of high-quality biochemical ingredients crops can therefore aid in resolving concerns with food security and nutrition. Most producers prefer the use of organic substrate over natural soils when growing crops such as peppers in greenhouses, to ensure that there is a sufficient supply of food all year round. The objective of the study was to determine the effect of coconut coir substrate on the yield and biochemical constituents of peppers varieties grown under greenhouse environment. For two successive seasons [2021 and 2022], two sweet pepper types (Sondela and Ilanga) were cultivated on fertigated coconut coir and loamy soil (control). Fruit number, together with their dry weight and some biochemical constituents, were examined. To evaluate the impact of coconut coir substrate on the growth, yield, and biochemical constituents of different pepper cultivars grown in a greenhouse, dry plant materials and freeze-dried fruit samples were analyzed. Results showed that the coconut coir and variety (Ilanga) treatment combination produced more fruits than other treatments. Biochemical constituents such as vitamins, total phenols, total flavonoids, copper, iron and Zinc were in fruits grown under coir substrate when compared to loamy soil (control). Therefore, farmers are encouraged to grow sweet peppers varieties under coconut coir substrate for better yield, nutritional quality and profit maximisation.
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Claims 4
Claim · model-written summary
Coconut coir with the Ilanga variety produced more fruits than other treatments.
- Taxon
- sweet pepper
Capsicum annuume0 - Material
- Ilangae1
- Treatment
- coconut coire1
- Outcome
- fruitse1
- Direction
- moree1
- Comparator
- other treatmentse1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“For two successive seasons [2021 and 2022], two sweet pepper types (Sondela and Ilanga) were cultivated on fertigated coconut coir and loamy soil (control)”
e1“Results showed that the coconut coir and variety (Ilanga) treatment combination produced more fruits than other treatments”
Claim · model-written summary
Fruits grown on coir substrate had higher vitamins, total phenols and total flavonoids than on loamy soil.
- Taxon
- sweet pepper
Capsicum annuume0 - Treatment
- coir substratee1
- Outcome
- vitamins, total phenols, total flavonoidse1
- Direction
- increaseinferrede1
- Comparator
- loamy soil (control)e1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“For two successive seasons [2021 and 2022], two sweet pepper types (Sondela and Ilanga) were cultivated on fertigated coconut coir and loamy soil (control)”
e1“Biochemical constituents such as vitamins, total phenols, total flavonoids, copper, iron and Zinc were in fruits grown under coir substrate when compared to loamy soil (control)”
Claim · model-written summary
Fruits grown on coir substrate had higher copper, iron and zinc than on loamy soil.
- Taxon
- sweet pepper
Capsicum annuume0 - Treatment
- coir substratee1
- Outcome
- copper, iron and Zince1
- Direction
- increaseinferrede1
- Comparator
- loamy soil (control)e1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“For two successive seasons [2021 and 2022], two sweet pepper types (Sondela and Ilanga) were cultivated on fertigated coconut coir and loamy soil (control)”
e1“Biochemical constituents such as vitamins, total phenols, total flavonoids, copper, iron and Zinc were in fruits grown under coir substrate when compared to loamy soil (control)”
Claim · model-written summary
Growers are encouraged to grow sweet pepper varieties on coconut coir substrate for better yield, nutritional quality and profit.
- Taxon
- sweet peppers
Capsicum annuume0 - Outcome
- better yield, nutritional quality and profit maximisatione0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“farmers are encouraged to grow sweet peppers varieties under coconut coir substrate for better yield, nutritional quality and profit maximisation”
The same questions in other papers
growing medium · quality: phytochemicals · Capsicum annuum (sweet pepper)Positive and negative results
2 papers in the same direction as this paper · 1 in the opposite direction
- no effect
- positive
- positive
growing medium · yield · Capsicum annuum (sweet pepper)Positive and negative results
7 papers in the same direction as this paper · 4 in the opposite direction
- negative
- no effect
- no effect
8 papers more in this group
See all 12 papers →growing medium · nutrient: content · Capsicum annuum (sweet pepper)Results agree
2 papers in the same direction as this paper
- 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.