Tomato seedling grade Dorothy F1
Species: indeterminate hybrid
Fruiting: early
Fruits: large, 140-170 gr., red
Yield: high – 12.7 kg/m²
Growing conditions: all regions, greenhouse, protected ground
Selection: London/Moscow
Ripening period | Early variety |
planting material | tomatoes |
fruit coloration | Red |
fruit shape | with spout |
Place of cultivation | protected ground |
By type of plant | Indeterminate |
Originators of the tomato "Dorothy F1" GREENOMICA LTD (London/Moscow). In 2012, the variety was included in the State Sort Register of the Russian Federation with a permit for cultivation in private farms under film cover.
Variety advantages: high early yield, resistance to temperature extremes, to a group of viruses and fungal diseases.
Characteristics of the variety
Plant of vegetative type, indeterminate, strong, requires a garter. Root System – powerful, quickly regenerates, thanks to which the seedlings quickly take root. The leaves are large, dark green, grow in a semi-horizontal position. Inflorescences – simple or intermediate type. The first appears above 9-11 sheets, then – every 3 sheets.
Fruit "Dorothy" rounded shape with a nose (shape index 0.9-1.0). Tomatoes are large, weighing 140-170 gr. Peel – elastic, smooth, bright red. Pulp – thick, tasty. Tomatoes have good transportability, do not crack, are suitable for sale in fresh markets, salad preparation, whole canning.
Productivity commodity fruits – 12.7 kg per square meter. The ripening of the variety is early: 90-95 days from the moment of emergence sprouts.
Immunity. The plant is resistant to mosaic virus, cladosporiosis, verticillium, fusarium wilt.
Growing conditions: closed ground, slightly saline and neutral soils. For a more saturated color of fruits, higher doses of potash fertilizers and moderate use of ammonia forms of nitrogen are recommended.
Seedling selection
Before you buy seedlings of "Dorothy F1" tomatoes, inspect them carefully.
A quality healthy seedling:
- Shrubs – no more than 30 cm high, branched. The stem is strong, but not thick (the diameter of a simple pencil).
- Leaves – few (7-12 pcs.), whole, elastic, raised up.
- Roots – shaped, moist, undamaged.
- Seedling color – rich green.
- The age of the seedling is 1.5-2 months.
Signs of diseased and poor-quality seedlings:
- Egg laying on the bottom of the leaf. Brown, dark spots and mold on the plant.
- Wrinkled, deformed or yellowed leaf blade.
- The excessive thickness of the stems and lush large foliage indicate abundant fertilization of seedlings with nitrogen fertilizers, which significantly reduces the yield of tomatoes.
- Pale, thin, weak stems and leaves indicate a lack of light when growing seedlings.
Beware of fakes and diseased planting material! Buy tomato seedlings "Dorothy F1" in nurseries and specialized stores.
Preparations
Phase | Operation | Biopreparations | Comment |
---|---|---|---|
Pre-plant tillage | Disease treatment | SBT-Trichodermin TH82 | Fight against overwintering forms of pathogens 30-100 g/20 l of water per 1 weave |
Pest control | SBT-Pecilomycin RM116 | wireworms. Soil pest control: larvae and adults of the May beetle, wireworm, mole cricket, etc. 100-150 g / 1 weave is applied by spreading |
|
top dressing | Organic fertilizer "TOR" | Main application in March, proportion 1:13 | |
root formation | Disease treatment | SBT-Trichodermin TH82 | Soaking the roots of seedlings before planting - Prevention of the development of fungal diseases. Uniform shoots. Improving the processes of rooting seedlings. Stimulation of the development of the root system. 20 g / 5 l per 100 - 150 pcs. seeds |
SBT-Fitolek BS26 | Soaking the roots of seedlings before planting - Prevention of the development of fungal diseases. Uniform shoots. Improving the processes of rooting seedlings. Stimulation of the development of the root system. 20 g / 5 l per 100 - 150 pcs. seeds |
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vegetation | Disease treatment | SBT-Fitolek BS26 | Prevention of rhizoctoniosis, phomosis, late blight Treatment of plants at a height of 15 - 20 cm. |
Pest control | SBT-Entolek | Aphid. Pest control, Colorado potato beetle larvae and adults, cutworm larvae, aphids Treatment of plants at a height of 15 - 20 cm. |
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SBT-Coloradophage | Colorado beetle. Control of pests, larvae and adults of the Colorado potato beetle Treatment of plants at a height of 15 - 20 cm. |
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top dressing | SBT-Biocomplex Amino | Stimulation of plant growth. Improvement of photosynthetic activity Treatment of plants at a height of 15-20 cm. |
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Organic fertilizer "TOR" | Top dressing in the soil in June proportion 1:40 | ||
Bloom | top dressing | Organic fertilizer "TOR" | Foliar feeding in July proportion 1:38 |
Fruiting | Disease treatment | SBT-Fitolek BS26 | Prevention of rhizoctoniosis, phomosis, late blight Treatment of plants during the formation of fruits (1-2 treatments) 30 g / 10 l per 1 weave |
SBT-Trichodermin TH82 | Prevention of rhizoctoniosis, phomosis, late blight Treatment of plants during the formation of fruits (1-2 treatments) 30 g / 10 l per 1 weave |
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Pest control | SBT-Entolek | Colorado beetle. Control of pests, larvae and adults of the Colorado potato beetle. Treatment of plants during the formation of fruits (1 - 2 treatments) 40 ml / 10 l of water per 2 acres |