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METACLAW (EDTA)

Fully Chelated Micronutrients

Intensive  cropping  and  increased  yield  goals  deplete  soil  micronutrients  at  every  harvest. If  micronutrients  are  not  replaced  as  part  of  a  regular  fertilization  program,  deficiencies  can  develop. To  maintain  the  high  yields  required  by  today's  agricultural  practices, you  need  a  controlled  nutritional  program  to  maintain  a  proper  balance  of  all  plant  nutrients  in  the  soil  and  you  cannot  do  that  without  adding  micronutrients.

Usually,  the  word  “micro”-nutrients  creates  a  false  notion  that  compared  to  “macro”-nutrients  they  are  less  important  or  just  a  fad  in  the  agro industry.

However, micronutrients  catalyze  the  efficacy  of  macronutrients (N-P-K)  to  help  them  provide  perfectly  balanced  nutrients  to  the  plant.

The  point  is,  a  complete  fertility  program  requires  the  right  balance  of  micro & macro  delivered  in  a  form  that  is  compatible  with  liquid  fertilizers. The  advantage  of  using  liquid  fertilizers  is  to  facilitate  the  uptake  of  fertilizers  at  critical  stages  of  growth.

Factors that can affect Micronutrient availability :

  • Nature  of  soil.
  • pH  of  soil.
  • Interactional  compatibility  with  liquid  fertilizers.
  • Phosphate content.
  • Land  leveling.
  • Crop  removal.

Types of Micronutrients:

  • Inorganic : ZnSO4, CuSO4, FeSO4 etc.
  • Partially chelated weak chelates : NTA, H.E.I.D.A, Citric Acid, Gluconate.
  • Fully  chelated  strong  chelates : EDTA, DTPA, HEDTA.
  • Complexes : Lignosulphonates, Polyflavonoids, Phenolic  acids.

Stability  of  Micronutrients :

The  major  difference  between Metaclaw  fully  chelated  micronutrients  and  other  inorganic  micro  sources  is  their  stable  molecular  structure. Full chelation  places  a  “ring-like”  chemical  structure  around  the  metal  ion  that  protects  it  from  being  lost  in  chemical  competition  with  other  materials  both  in  liquid  fertilizers  and  in  soil.

The  stability  of  Metaclaw  fully  chelated  micronutrients  makes  them  compatible  with  nearly  all  agro-chemicals.  They  wont donot  precipitate  out  or  react  with  other compounds  in  fertilizers.

The  most  important,  the  lasting  solution  of  Metaclaw   fully  chelated  micronutrients  means  they  remain  mobile  in  the  soil  and  available  to  plant  under  widest  range  of  pH  and  soil  conditions  which  makes  them  the  micro  source  that  can  be  relied  on  for  supply  all  crops  and  methods  of  application.

Using Metaclaw  fully  chelated  micronutrients  in  conjunction  with   liquid  polyphosphate  fertilizers:

What  happens  to  various  metal   micronutrients  when  they  are  added  to  liquid  polyphosphate fertilizers :

Metal  ion  considered : Ferric

  • 50%  or  more  get  converted  to  ferric  polyphosphate  when  added  to  polyphosphate  liquid  fertilizer.
  • The  rate  at  which  the  ferric  in  these  products  converts  to  ferric  polyphosphate  is  fast  and  it  occurs  before  even  the  liquid  fertilizer  is  applied  to  the  field.
  • Solubility  of  ferric  from these  other  micronutrients  is  only  because  of  the  action  of  polyphosphates  which is  soon  lost  once  the  fertilizer  is  applied  to  the  field.
  • However,  when  Ferric  is  used  as  Metaclaw-Feg  it  does not  undergo ferric-polyphosphate  conversion  and  it  provides  ferric  in  a  much  more  efficient  form  for  plant  nutrition.

FUNCTIONS OF MICRONUTRIENTS IN PLANTS :

  Functions  in  Plants Type of  soil conditions Major  Crops
Zn imp during early plant growth ad maturity. Essential in several enzyme systems and in formation of auxins which regulate growth. sandy, high pH soils, high phosphate soils. corn,beans,cotton, potatoes,rice,wheat grapes,sugar,peas.
Mn imp for growth regulation. photosynthesis & chlorophyll production.Oxidation/Reduction processes.
sandy, over-limed soils.organic soils. beans, cotton, corn, rice, vegetables, fruits.
Fe photosynthesis & chlorophyll production. Convert CO2 to plant energy. Enzyme systems high pH soils, high phosphate soils Calcareous soils. beans, potatoes, sugar, small grains.
Cu imp part of enzyme systems. Regulator of imp life processes in plants. Chlorophyll production. sandy, organic soils, high pH soils. corn, small grains, vegetables, fruits, nut trees.

DOSAGE / APPLICATION

The dosage of Metaclaw® Fully Chelated Micronutrients are fixed with respect to the nature of the soil and the deficiency of the particular metal ion in the soil. The Metaclaw chelate can then be applied either by soil or foliar application.

Ideally, a mixture of N-P-K and 1% of each of the Metaclaw® Chelates gives an optimum fertilizer treatment system to plants.

Metaclaw Micronutrient v/s. Sulphates

The efficacy of Metaclaw® Micronutrient Fertilizers is very high as compared to the sulphates, so much so that 500gms of Metaclaw® Micronutrient Fertilizers along with 20kgs of carrier (dolomite/urea, etc) is 1.28 times powerful than one 25kg bag of any sulphate resulting in a net monetary saving of upto 30% plus a 25% increase in the crop yield.

Metaclaw Micronutrient at a glance :

Chelate Type Color MetalContent pH
Metaclaw Ca White. 9% 6.0 - 7.0
Metaclaw Cu Light Blue. 15% 6.0 - 7.0
Metaclaw Fe3 Henna Green. 15% 4.0 - 6.0
Metaclaw Mg White. 6% 6.0 - 7.0
Metaclaw Mn Pale Pink. 15% 6.0 - 7.0
Metaclaw Zn White. 15% 6.0 - 7.0

***The above products are also available in Liquid form making them more cost effective and convenient for application.