Zinc deficiency made worse by

  • Organic soils
  • High pH soils
  • Soils rich in phosphorus
  • Soils receiving high phosphorus application
  • Cold wet conditions

Zinc is important for

  • Correct functioning of many enzyme systems
  • Synthesis of nucleic acid
  • Auxin metabolism
  • Important for internode elongation and leaf development

Yara recommended fertilizers for Zinc

YaraVita® MANCOZIN™

YaraVita® MANCOZIN™

Tomato (field grown): 1 to 2 pints/acre at the 4 to 6 leaf stage. Repeat when required at 10 to 14 day intervals. Water rate: 3 to 150 gallons/acre.

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YaraVita® ZINTRAC™

YaraVita® ZINTRAC™

Tomatoes (field grown): 1 pint/acre when plants are at 4 to 6 leaf stage. Water rate: 3 to 50 gallons/acre. For use in Wisconsin: YaraVita Zintrac can be applied to this crop in Wisconsin requiring a medium to high level of zinc.

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NUTRA-PHOS CALZINC

NUTRA-PHOS CALZINC

Tomato (field grown): 3 to 10 lb. per acre per application. One to three applications are advised at 3 to 4 week intervals, starting at period prior to bloom. Repeat as needed. Apply aerial applications in at least 5 gallons/acre and ground applications in at least 10 gallons/acre; however, when total application gallonage is 25 gallons per acre or less, DO NOT mix more than 1 lb. of this product per gallon of water.

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