Paper · 2018 · Horticulture International Journal

Use of cattle manure, calcium ammonium nitrate and diammonium phosphate in watermelon (Citrullus lanatus (Thunb.) Matsum. & Nakai) production increases fruit quality and maximize small holder farmers net returns and profits

Bernard Mainga; Hemedi Mkuzi Saha; James Kyalo Mwololo

5
claims
6
verbatim quotes
2
citations
1
research areas
—
Not open access

Abstract

Watermelon Citrullus lanatus Thunb Matsum amp Nakai is a high value vegetable crop that has gained importance in Kenya Its production is constrained by low soil fertility and improper use of inorganic fertilizers leading to low yield and poor quality fruit and low incomes amongst watermelon small farmer holders To address this problem a study was conducted for two seasons at Kwale prison rsquo s farm Matuga Sub county in Kwale County to determine the effects of organic cattle manure and inorganic fertilizers Calcium ammonium nitrate CAN and diammonium phosphate DAP on quality of watermelon The study was carried out in for two seasons The experimental design was a x factorial arrangement of treatments embedded in randomized complete block design with three replications The two factors were Cattle manure and tha Inorganic fertilizers three combinations of CAN and DAP were and kgN P O ha nbsp The parameters studied were fruit firmness fruit rind thickness and total soluble solids Benefit cost ratio analysis was conducted to assess the profitability of using both organic and inorganic fertilizers Data was collected and subjected to analysis of variance ANOVA and means separated by Tukey rsquo s honestly significant difference HSD at p le using SAS version The results of this study showed that fruit quality was enhanced with increasing organic cattle manure to and increasing level of inorganic CAN and DAP to fertilizers dosage Fruity quality and benefit cost ratio responses of watermelon to manure application were dependent on the level of supplementation with CAN and DAP Generally the quality of watermelon fruits and the benefit cost ratio improved with increasing level of supplementation of cattle manure with nitrogen and phosphorus The findings suggest that cattle manure and inorganic fertilizers improve the quality of watermelon fruits and enable watermelon small holder farmers to maximize their net returns and profits nbsp

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing manure and inorganic fertilizer enhanced watermelon fruit quality.

Taxon
watermelonCitrullus lanatust0
Treatment
organic cattle manuree0
Outcome
fruit qualitye0
Direction
enhancede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“fruit quality was enhanced with increasing organic cattle manure to and increasing level of inorganic CAN and DAP to fertilizers dosage”

✓ located verbatim in the source · abstract, characters 1310–1445 · show in text ↑
t0

“watermelon (Citrullus lanatus (Thunb.) Matsum. & Nakai)”

✓ located verbatim in the source · title, characters 75–130 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Fruity quality response to manure depended on CAN and DAP supplementation.

Taxon
watermelonCitrullus lanatuse0
Treatment
manure applicatione0
Outcome
Fruity qualitye0
Qualifier
level of supplementation with CAN and DAPe0

Not reportedDirection

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruity quality and benefit cost ratio responses of watermelon to manure application were dependent on the level of supplementation with CAN and DAP”

✓ located verbatim in the source · abstract, characters 1446–1593 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

benefit cost ratio response to manure depended on CAN and DAP supplementation.

Taxon
watermelonCitrullus lanatuse0
Treatment
manure applicatione0
Outcome
benefit cost ratioe0
Qualifier
level of supplementation with CAN and DAPe0

Not reportedDirection

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruity quality and benefit cost ratio responses of watermelon to manure application were dependent on the level of supplementation with CAN and DAP”

✓ located verbatim in the source · abstract, characters 1446–1593 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

quality of watermelon fruits improved with more nitrogen and phosphorus supplementation.

Taxon
watermelonCitrullus lanatuse0
Treatment
increasing level of supplementation of cattle manure with nitrogen and phosphoruse0
Outcome
quality of watermelon fruitse0
Direction
improvede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“quality of watermelon fruits and the benefit cost ratio improved with increasing level of supplementation of cattle manure with nitrogen and phosphorus”

✓ located verbatim in the source · abstract, characters 1608–1759 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

benefit cost ratio improved with more nitrogen and phosphorus supplementation.

Taxon
watermelonCitrullus lanatuse0
Treatment
increasing level of supplementation of cattle manure with nitrogen and phosphoruse0
Outcome
benefit cost ratioe0
Direction
improvede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“quality of watermelon fruits and the benefit cost ratio improved with increasing level of supplementation of cattle manure with nitrogen and phosphorus”

✓ located verbatim in the source · abstract, characters 1608–1759 · show in text ↑

fertilization · yield · Citrullus lanatus (watermelon)Results differ

100 papers: 89 positive, 11 negative or no effect

88 papers in the same direction as this paper · 9 in the opposite direction · 2 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

96 papers more in this group

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fertilization · quality: grain · Citrullus lanatus (watermelon)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive
See all 4 papers →

nitrogen · quality: general · Citrullus lanatus (watermelon)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive
See all 4 papers →

phosphorus · quality: general · Citrullus lanatus (watermelon)Positive and negative results

5 papers: 4 positive, 1 negative or no effect

3 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

phosphorus · yield · Citrullus lanatus (watermelon)Positive and negative results

8 papers: 7 positive, 1 negative or no effect

6 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

4 papers more in this group

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fertilization · quality: general · Citrullus lanatus (watermelon)Positive and negative results

21 papers: 19 positive, 2 negative or no effect

18 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

17 papers more in this group

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nitrogen · yield · Citrullus lanatus (watermelon)Positive and negative results

23 papers: 18 positive, 5 negative or no effect

17 papers in the same direction as this paper · 5 in the opposite direction

  1. no effect
  2. negative
  3. no effect

19 papers more in this group

See all 23 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.