horticultural aspects of tomato production under...
TRANSCRIPT
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Horticultural Aspects of
Tomato Production under Protected Culture
Bielinski M. Santos and Emmanuel A. Torres-Quezada
GCREC, IFAS, Univ. of Florida
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Country (year) Acres
Europe
Spain (2010) 35,100
Netherlands (2008) 3697
North America
Mexico (2005) 7500
Canada (2010) 1625
United States (2010) 875
Central and South America and the Caribbean
Argentina (2003) 2500
Guatemala (2011) 250
Dominican Republic (2009) 75
Tomato Production under Protected Culture
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Greenhouses: Metal
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Greenhouses: Wood
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High tunnels
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Why Using Structures?
Premium prices for certain tomato
types (i.e. vine-ripe clusters).
Soilless culture = no fumigation.
Stable environment against rain
and wind.
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Challenges
Structure prices:
Greenhouses: At least $100K/acre.
High tunnels: At least $20K/acre.
Clear identification of the markets.
Technical knowledge.
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Aspects to Consider
Ventilation
Tomato types
Soilless media
Irrigation and fertilization
Pruning, training, kneeling and tying
Pollination and pest management
Harvesting
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Tomato Types
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Tomato Types
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Tomato Types
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Ventilation
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Ventilation
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Ventilation
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Soilless Media
No fumigation!
None to little soilborne diseases,
nematodes and weeds.
Know your medium!
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Soilless Media
Mineral:
Vermiculite, perlite, rockwool.
Vegetal:
Coconut coir, pine bark, peat.
Burned rice hulls, compost.
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Containers: Bags
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Containers: Troughs and Boxes
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Containers: Trenches
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Cultural Practices: Tying and Trellising
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Cultural Practices: Kneeling and Pruning
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Cultural Practices
Pruning: 1 main stem/plant.
Density: 8000-12000 plants/acre.
In-row distance: 8-10 inches.
Pollination: Bees or vibration.
Fruit thinning.
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Irrigation: Delivery
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Irrigation
Frequency: 2-12 times/day.
Volume:
Crop stage.
Temperature, RH, evaporation, wind,
medium.
Mature plants: 0.5 gal/day.
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Irrigation: Monitoring Equipment
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Fertilization: Injection Equipment
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Fertilization: Injection Equipment
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Fertilization
Frequency: 2-5 times/day.
Rates:
1100-1900 lb/acre of N.
250-400 lb/acre of P.
1400-2000 lb/acre of K.
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Harvesting
Weekly or biweekly harvests.
Starting at 5-6 weeks after
transplanting.
20-30 harvest during the season.
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Harvesting
70-150 ton/acre.