Paper · 2004 · HortScience

Influence of Plant Density on Yield and Quality in Tomatoes Under Greenhouse Conditions in the Northwest on Mexico

Raul Leonel Grijalva-Contreras; Ruben Macias-Duarte; Manuel de Jesus Valenzuela-Ruiz; et al.

5
claims
11
verbatim quotes
4
citations
2
research areas
✓
Open access

Abstract

Production of high value crops in greenhouse in the Northwest of Mexico is an efficient way to achieve high yield, and high quality and the some time vegetables with less pesticide residue. The objective of this experiment was to evaluate the effects of three different plant densities (1.89, 2.50, and 3.78 plants/m 2 ) on yield and fruit quality on tomatoes. This experiment was carried out in the Experimental Station (INIFAP-CIRNO) inside polyethylene greenhouse. In this Trial we used soil medium and the variety used was `Matrix'. The date seedling establishment was on 26 Jan. 2003. Plant density did have an effect on yield, but did not affect the fruit size. Yield per square meter had a linear response a plant density. The yield obtained were 21.8, 16.1 and 14.7 kg/m 2 using 3.78, 2.50 and 1.89 plants/m 2 , respectively. Weight fruit varied from 200.4 to 247.6 g/fruit for all densities. Also the density not affected the fruit color. None of the treatments evaluated had problems of insect pest and disease.

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Claims 5

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Tomato yield per square meter increased linearly with plant density.

Material
Matrixe1
Treatment
plant densitye0
Outcome
Yield per square metere0
Direction
linear responsee0
Value
21.8, 16.1 and 14.7 kg/m 2e0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Yield per square meter had a linear response a plant density. The yield obtained were 21.8, 16.1 and 14.7 kg/m 2 using 3.78, 2.50 and 1.89 plants/m 2 , respectively”

✓ located verbatim in the source · abstract, characters 668–832 · show in text ↑
t0

“Tomatoes”

✓ located verbatim in the source · title, characters 51–59 · show in text ↑
e1

“Matrix”

✓ located verbatim in the source · abstract, characters 528–534 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Plant density did not affect tomato fruit size.

Treatment
Plant densitye0
Outcome
fruit sizee0
Direction
did not affecte0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Plant density did have an effect on yield, but did not affect the fruit size”

✓ located verbatim in the source · abstract, characters 590–666 · show in text ↑
t0

“Tomatoes”

✓ located verbatim in the source · title, characters 51–59 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Fruit weight ranged from 200.4 to 247.6 g per fruit across tomato densities.

Outcome
Weight fruite0
Value
200.4 to 247.6 g/fruite0
Qualifier
all densitiese0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Weight fruit varied from 200.4 to 247.6 g/fruit for all densities”

✓ located verbatim in the source · abstract, characters 834–899 · show in text ↑
t0

“Tomatoes”

✓ located verbatim in the source · title, characters 51–59 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Plant density did not affect tomato fruit color.

Treatment
densitye0
Outcome
fruit colore0
Direction
not affectede0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the density not affected the fruit color”

✓ located verbatim in the source · abstract, characters 906–946 · show in text ↑
t0

“Tomatoes”

✓ located verbatim in the source · title, characters 51–59 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

No tomato density treatment had insect pest or disease problems.

Outcome
problems of insect pest and diseasee0

Not reportedDirection

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“None of the treatments evaluated had problems of insect pest and disease”

✓ located verbatim in the source · abstract, characters 948–1020 · show in text ↑
t0

“Tomatoes”

✓ located verbatim in the source · title, characters 51–59 · show in text ↑

density · quality: postharvest · Solanum lycopersicum (tomato)Positive and negative results

14 papers: 11 positive, 3 negative or no effect

2 papers in the same direction as this paper · 11 in the opposite direction

  1. positive
  2. positive
  3. positive

10 papers more in this group

See all 14 papers →

density · yield · Solanum lycopersicum (tomato)Positive and negative results

60 papers: 48 positive, 12 negative or no effect

11 papers in the same direction as this paper · 48 in the opposite direction

  1. negative
  2. positive
  3. positive

56 papers more in this group

See all 60 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.