Mango Nutrient Deficiency Symptoms & Corrective Measures

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  • Mango Nutrient Deficiency Symptoms & Corrective Measures

To manage nutrient deficiencies and ensure optimal growth and fruit production in mango trees, a tailored approach for each nutrient deficiency is necessary. Below are the symptoms and corrective measures for various nutrients:

Here’s a summary of the nutrient deficiencies, symptoms, and recommendations for corrective measures for mango plants:

1. Nitrogen (N) Deficiency

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Symptoms:

  1. Chlorosis (yellowing) of older leaves
  2. Slow growth and lack of vigour
  3. Retarded growth and loss of chlorophyll
  4. Reduced fruit production
  5. Excessive vegetative growth with reduced fruit productivity and quality

Corrective Measures:

  1. Apply Nitrogen in the form of Urea and Ammonium Sulphate, according to the age of the tree.
  2. Refer to the Vijayshri nutrition package for specific details.

2. Phosphorous (P) Deficiency

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Symptoms:

  1. Rarely observed, but when present:
  2. Necrosis on leaf margins and brown spots
  3. Reduced root development and nutrient absorption

Corrective Measures:

  1. Apply Phosphorous in the form of SSP or complex fertilizers, depending on tree age.
  2. Refer to the Vijayshri nutrition package for specific details.

3. Potassium (K) Deficiency

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Symptoms:

  1. Yellowing in older leaves with irregular punctuations
  2. Thinner and smaller leaves
  3. Premature leaf drop
  4. Reduced disease resistance and fruit quality

Corrective Measures:

  1. Apply Potash (MOP) based on tree age.
  2. Refer to the Vijayshri nutrition package for specific details.

4. Calcium (Ca) Deficiency

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Symptoms:

  1. Short, chlorotic plants
  2. Darkened leaf margins and drying from tips, especially in younger leaves

Corrective Measures:

  1. Apply Calcium Nitrate (7.5 grams per litre of water) for spraying.

5. Magnesium (Mg) Deficiency

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Symptoms:

  1. Reduced growth, premature leaf fall
  2. Dark green, inverted V-shaped chlorosis in leaf margins
  3. Interveinal chlorosis affecting photosynthesis

Corrective Measures:

  1. Apply Magnesium Sulphate (7.5 grams per litre of water) for spraying.
  2. Alternatively, apply Sanexsol (10 grams per litre of water) for spraying.

6. Sulphur (S) Deficiency

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Symptoms:

  1. Pale yellow colour in younger leaves
  2. Stunted growth and delayed flowering
  3. Reduced fruit size and quality

Corrective Measures:

  1. Apply Fuegrow (3.0 grams per litre of water) for spraying.

7. Boron (B) Deficiency

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Symptoms:

  1. Symptoms start in young plant parts
  2. Brown spots on intermediate leaves and reduced flower production
  3. Fruit cracks, flower and fruit drop

Corrective Measures:

  1. Apply Boro GR as a soil application with complex fertilizers.
  2. Alternatively, spray Boro Q (1.5-2.0 grams per litre of water).
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8. Copper (Cu) Deficiency

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Symptoms:

  1. Death of terminal branches
  2. Light bluish-green leaves with pale yellow tips

Corrective Measures:

  1. Apply Copper Sulphate (2.0 grams per litre of water) for spraying.
  2. Alternatively, spray Copper Oxy Chloride (3.0 grams per litre of water).

9. Iron (Fe) Deficiency

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Symptoms:

  1. Chlorosis in younger leaves with loss of chlorophyll
  2. Stunted growth and interveinal chlorosis

Corrective Measures:

  1. Apply Raze Fe (1.0 grams per litre of water) for spraying.
  2. Alternatively, spray Swarnaphall (4.0 grams per litre of water).

10. Manganese (Mn) Deficiency

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Symptoms:

  1. Reduced growth and yellowish-green leaves in younger plants
  2. Brown or pink streaks on leaves with severe deficiency

Corrective Measures:

  1. Apply Swarnphall (4.0 grams per litre of water) for spraying.

11. Zinc (Zn) Deficiency

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Symptoms:

  1. Small, narrow, thick, and inflexible leaves
  2. Poor branching and floral malformations
  3. Delayed flowering

Corrective Measures:

  1. Apply Raze Zn (2 grams per litre of water) for spraying.
  2. Alternatively, spray Swarnphall (4.0 grams per litre of water).
These corrective measures are intended to restore nutrient balance and promote healthy growth and fruit production in mango plants. Always consult specific guidelines for dosage based on tree age, as indicated in the Vijayshri nutrition package.

Vijayshri Agro Chemicals Package of Practices (Nutrition) Mango

Here’s the Fertilizer Soil Application Schedule & Dose per Tree based on the age of the mango plant/tree:

Age
1
FYM/Compost (kg)
20
Nitrogen/Urea (g)
100 (Urea 217)
Phosphorous/SSP (g)
100 (SSP 625)
Potash/MOP (g)
100 (MOP 167)
Urja-T Fruit Special (g)
25
Age
2
FYM/Compost (kg)
30
Nitrogen/Urea (g)
200 (Urea 435)
Phosphorous/SSP (g)
200 (SSP 1250)
Potash/MOP (g)
200 (MOP 330)
Urja-T Fruit Special (g)
50
Age
3
FYM/Compost (kg)
40
Nitrogen/Urea (g)
300 (Urea 652)
Phosphorous/SSP (g)
300 (SSP 1875)
Potash/MOP (g)
300 (MOP 500)
Urja-T Fruit Special (g)
75
Age
4
FYM/Compost (kg)
50
Nitrogen/Urea (g)
400 (Urea 870)
Phosphorous/SSP (g)
400 (SSP 2500)
Potash/MOP (g)
400 (MOP 670)
Urja-T Fruit Special (g)
100
Age
5
FYM/Compost (kg)
60
Nitrogen/Urea (g)
500 (Urea 1090)
Phosphorous/SSP (g)
500 (SSP 3130)
Potash/MOP (g)
500 (MOP 830)
Urja-T Fruit Special (g)
250
Age
6
FYM/Compost (kg)
100
Nitrogen/Urea (g)
600 (Urea 1300)
Phosphorous/SSP (g)
600 (SSP 3750)
Potash/MOP (g)
600 (MOP 1000)
Urja-T Fruit Special (g)
350
Age
7
FYM/Compost (kg)
100
Nitrogen/Urea (g)
700 (Urea 1520)
Phosphorous/SSP (g)
700 (SSP 4375)
Potash/MOP (g)
700 (MOP 1160)
Urja-T Fruit Special (g)
450
Age
8
FYM/Compost (kg)
100
Nitrogen/Urea (g)
800 (Urea 1740)
Phosphorous/SSP (g)
800 (SSP 5000)
Potash/MOP (g)
800 (MOP 1300)
Urja-T Fruit Special (g)
550
Age
9
FYM/Compost (kg)
100
Nitrogen/Urea (g)
900 (Urea 1957)
Phosphorous/SSP (g)
900 (SSP 5625)
Potash/MOP (g)
900 (MOP 1500)
Urja-T Fruit Special (g)
650
Age
10 years & above
FYM/Compost (kg)
100
Nitrogen/Urea (g)
1000 (Urea 2175)
Phosphorous/SSP (g)
1000 (SSP 6250)
Potash/MOP (g)
1000 (MOP 1670)
Urja-T Fruit Special (g)
750
Age of Plant/Tree (years) FYM/Compost (kg) Nitrogen/Urea (g) Phosphorous/SSP (g) Potash/MOP (g) Urja-T Fruit Special (g)
120100 (Urea 217)100 (SSP 625)100 (MOP 167)25
230200 (Urea 435)200 (SSP 1250)200 (MOP 330)50
340300 (Urea 652)300 (SSP 1875)300 (MOP 500)75
450400 (Urea 870)400 (SSP 2500)400 (MOP 670)100
560500 (Urea 1090)500 (SSP 3130)500 (MOP 830)250
6100600 (Urea 1300)600 (SSP 3750)600 (MOP 1000)350
7100700 (Urea 1520)700 (SSP 4375)700 (MOP 1160)450
8100800 (Urea 1740)800 (SSP 5000)800 (MOP 1300)550
9100900 (Urea 1957)900 (SSP 5625)900 (MOP 1500)650
10 & above1001000 (Urea 2175)1000 (SSP 6250)1000 (MOP 1670)750

This schedule outlines the quantity of fertilizers (FYM, Urea, SSP, MOP, and Urja-T Fruit Special) to be applied to mango trees based on their age. The quantity of fertilizers increases as the tree matures, supporting its growth and fruit production.

iconFertilizer Application Recommendations:

1. Nitrogen Application:

  • 50% of nitrogen should be provided in the form of FYM (Farmyard Manure) and the remaining 50% in the form of chemical fertilizers.

2. Fertilizer Distribution (Seasonal Application):

  • 65% of the recommended fertilizers should be applied during the rainy season (June & July).
  • The remaining 35% should be applied during the winter season (October & November).

3. Boron (Boro GR) Application:

  • For plants below 5 years of age, apply 50 grams of Boro GR per plant.
  • For plants above 5 years of age, apply 100 grams of Boro GR per plant along with the chemical fertilizers.

4. Green Manure Crops (Up to 5 Years Age):

  • For plants up to 5 years of age, raise green manure crops like Sunhemp or Dhaincha during June & July (rainy season).
  • These crops should be incorporated into the soil at the flowering stage to enhance soil structure and texture.
iconMicronutrient Spray Schedule:

1. First Spray (Before Flowering):

  • Swarnphall Foliar Spray @ 3.0-4.0 grams
  • Pankkh 19:19:19 @ 10.0 grams
  • Radon @ 5.0 ml per litre of water

2. Second Spray (25 Days After First Spray):

  • Swarnphall Foliar Spray @ 3.0-4.0 grams
  • Radon @ 5.0 ml
  • Magnesium Sulphate @ 5.0 grams
  • Vijyam+ @ 1 ml per litre of water

3. Third Spray (25 Days After Second Spray):

  • Zeton @ 3.0 grams
  • Mettix @ 2.5 ml
  • Radon @ 5.0 ml
  • Sanexsol @ 7.5 grams per litre of water

4. Fourth Spray (25 Days After Third Spray):

  • Pankkh 11:00:14 +11 CAO : 3.0 to 5.0 ml or Pankkh Gel 16:16:16 : 3.0 to 5.0 ml per litre of water
  • Swarnphall Foliar Spray: 3.0-4.0 grams
  • Radon: 5.0 ml per litre of water
iconNote:
  • Agrochemicals can be added during spraying as per recommendations and the specific needs for the application.