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
Claim · model-written summary
Tomato yield per square meter increased linearly with plant density.
- Taxon
- Tomatoes
Solanum lycopersicumt0 - 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.

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”
t0“Tomatoes”
e1“Matrix”
Claim · model-written summary
Plant density did not affect tomato fruit size.
- Taxon
- Tomatoes
Solanum lycopersicumt0 - 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.

Verbatim
e0“Plant density did have an effect on yield, but did not affect the fruit size”
t0“Tomatoes”
Claim · model-written summary
Fruit weight ranged from 200.4 to 247.6 g per fruit across tomato densities.
- Taxon
- Tomatoes
Solanum lycopersicumt0 - 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.

Verbatim
e0“Weight fruit varied from 200.4 to 247.6 g/fruit for all densities”
t0“Tomatoes”
Claim · model-written summary
Plant density did not affect tomato fruit color.
- Taxon
- Tomatoes
Solanum lycopersicumt0 - Treatment
- densitye0
- Outcome
- fruit colore0
- Direction
- not affectede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the density not affected the fruit color”
t0“Tomatoes”
Claim · model-written summary
No tomato density treatment had insect pest or disease problems.
- Taxon
- Tomatoes
Solanum lycopersicumt0 - Outcome
- problems of insect pest and diseasee0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“None of the treatments evaluated had problems of insect pest and disease”
t0“Tomatoes”
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