Application

  • Greenhouse fertigation
  • Open field fertigation

Agronomical target

  • Nutrition
  • Organic farming
  • Premium List

Van Iperen Oligo Premium Iron-EDDHA 6% (4.8% o-o) is a highly pure Iron fertilizer, with a very high percentage of ortho-ortho, which dissolves rapidly and completely. Our product is dust free and is recommended at different phenological stages. The high level of Iron in our formula improves the production of chlorophyll.

  • Suitable for organic farming in compliance with Council Regulation (EC) 834/2007
  • Gives a strong apical zone, free of chlorosis
  • Iron 100% chelated and highly available up to a pH of 9 due to 4.8% ortho-ortho
  • Developed for fertigation in open field and greenhouses. Also suitable for soil injection

Application

  • Greenhouse fertigation
  • Open field fertigation
  • Dust free
  • Free of Ammonium
  • Black/red microgranules
  • Production process certified according to ISO 9001:2015
  • Easy to handle, fully soluble
  • Always pre-dissolve at 50 grams per liter before use. In any case do not exceed 60 grams per liter.

Hydroponics

In 1.000 l stock solution Fe in g Fe in mmol
0.1 kg 6 0.11
0.5 kg 30 0.54
1.0 kg 60 1.07
1.5 kg 90 1.61

Mentioned concentrations represents the amount of nutrients in the stock solution. The final concentration in the irrigation water depends on the amount of nutrients in the stock solution, the injection ratio and the amount of nutrients used in the water.

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Vegetables
2 applications:
• As of 4 weeks after planting
• Until beginning of flowering
8 15
Fruit trees (young)
2 applications:
• As of leaf bud opening
• Until vegetative growth
4 10
Fruit trees (adult)
2 applications:
• As of leaf bud opening
• Until vegetative growth
10 30
Citrus (young)
2 - 3 applications:
• During vegetative growth
• Spring application
• Autumn application
5 10
Citrus (adult)
2 - 3 applications:
• During vegetative growth
• Spring application
• Autumn application
10 30
Flowers
• Spring application
• As of 1st symptoms of chlorosis
5 30
Vineyards (young)
• During leaf bud opening
• As of 1st symptoms of chlorosis
5 12
Vineyards (adult)
• During leaf bud opening
• As of 1st symptoms of chlorosis
10 30
Table grape
• During leaf bud opening
• As of 1st symptoms of chlorosis
10 30

It is possible to apply a lower dose than recommended in case of low risk of deficiency or to avoid an expected potential slight deficiency.

The mentioned indicated dosages and application stages are given as a guideline. Exact dosages, concentration and application stage are subject to local conditions, use of other fertilizers and can only be given after an objective diagnosis.

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Compatible with other fertilizers. The pH of the tank solution should be above 4.