Nutrients

N Nitrogen
P Phosphorus
K Potassium
Mg Magnesium
Ca Calcium
S Sulfur
B Boron
Cu Copper
Fe Iron
Mn Manganese
Zn Zinc

Corn - Growth retardation

Symptoms
Slight manganese undersupply produces hardly any visible symptoms. Severely affected plants show pale foliage with flaccid growth form. The leaves become chlorotic with white interveinal streak leasions.

Reasons
Mild manganese deficiency

Manganese deficiency made worse by

  • Organic soils
  • Sandy soils
  • High pH
  • Cold wet periods
  • Fluffy soils

Manganese is important for

  • Development of maximum green leaf area
  • Healthy growth of young plants

Yara recommended fertilizers for Manganese

YaraVita® MANCOZIN™

YaraVita® MANCOZIN™

Corn: 1 pint/acre at the 4 to 8 leaf stage. For moderate to severe deficiency repeat applications at 10 to 14 day intervals. Water rate: 3 to 20 gallons/acre.

Read more about YaraVita® MANCOZIN™

NUTRA-SPRAY MANZINC

NUTRA-SPRAY MANZINC

Maize: 2 to 4 lb. per acre. Apply at any period between the seedling stage and tasseling. 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.

Read more about NUTRA-SPRAY MANZINC

NUTRA-SPRAY ZM

NUTRA-SPRAY ZM

Maize: 2 to 4 lb. per acre. Apply at any period between the seedling stage and tasseling. 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.

Read more about NUTRA-SPRAY ZM