Nutrient Management in Okra Crop

29/10/2019Posted on

Nutrient Management in Okra Crop:-

  • The fertilizer dose depends upon the fertility and amount of organic matter applied to the crop.
  • About 20-25 t/ha of farm yard manure is mixed at the time of land preparation.
  • Generally application of 80 kg N (200 kg Urea), 60 kg P205 (400 kg Single Super Phosphate) and 50 kg K20 (100 kg MOP) is recommended for optimum yield.
  • Half dose of N and full dose of P and K are applied at the time of planting.
  • The balance half dose of Nitrogen is given 30 days after sowing followed by earthing up operation.
  • For Hybrids Varieties the recommended dose is 150 kg Nitrogen (300 kg Urea), 120 kg P205 (800 kg Single Super Phosphate) and 75 kg K20 (125 kg Muriate of Potash).
  • Out of this dose 30% of Nitrogen and 50% of Phosphorus and Potassium is applied as basal dose.
  • Remaining 50% of Phosphorus and 40% of Nitrogen and 25% of Potash is applied as first top dressing four weeks after sowing.
  • Balance quantity of 30% of Nitrogen and 25 % of Potash is applied as second top dressing about seven weeks after sowing.

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How to increase flowers in Okra

06/07/2019Posted on
  • The flowering stage is most important in Okra.
  • A flowering stage comes 40-45 days after seed sowing.
  • We can promote flowering and takes high yield through given below products.

Apply Homobraccinoides 0.04% w/w @ 100-120 ml/acre.OR

Apply Sea weed extract @ 180-200 ml/acre. OR

Apply Micro Nutrient @ 300 gm/acre. OR

Apply GA3 @ 2 gm/acre.

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Nutrient Management in Okra Crop

05/06/2019Posted on

The fertilizer dose depends upon the fertility and amount of organic matter applied to the crop. About 20-25 t/ha of farmyard manure is mixed at the time of land preparation….

  • Generally, application of 80 kg N (200 kg Urea), 60 kg P205 (400 kg Single Super Phosphate) and 50 kg K20 (100 kg MOP) is recommended for optimum yield.
  • Half dose of N and a full dose of P and K are applied at the time of planting.
  • The balance half dose of Nitrogen is given 30 days after sowing followed by earthing up operation.
  • For Hybrids Varieties the recommended dose is 150 kg Nitrogen (300 kg Urea), 120 kg P205 (800 kg Single Super Phosphate) and 75 kg K20 (125 kg Muriate of Potash).
  • Out of this dose, 30% of Nitrogen and 50% of Phosphorus and Potassium is applied as a basal dose.
  • Remaining 50% of Phosphorus and 40% of Nitrogen and 25% of Potash is applied as first top dressing four weeks after sowing.
  • Balance quantity of 30% of Nitrogen and 25 % of Potash is applied as second top dressing about seven weeks after sowing.

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Insects Management in Okra

09/05/2019Posted on

Shoot and Fruit Borer:  

  • Adults are medium-sized moths, 13 to 15 mm long head and thorax ochreous-white
  • Control:- The infected fruits and shoots should be removed regularly and destroy.  
  • For effective control of shoot and fruit borer, apply Carbosulfan 25 % EC @ 400 ml/acre OR Bifenthrin 10% EC @ 400 ml/acre OR Methomyle 40% SP @ 400 g/acre.

White Fly:

  • Nymphs are oval, scale-like and greenish-white in color. Adults are 1mm long, covered completely with a white waxy bloom.
  • Control :- Spray of Acephate 50 % + Imidacloprid 1.8% SP @ 200gm/acre
  • Acetamiprid 20 % SP @ 100-150 gm/acre  OR
  • Thiamethoxam 25% WG @ 80 gm/acre.

Red mites:

  • Mites live in colonies on the under-surfaces of leaves.
  • Nymphs and adults suck cell sap and white patches appear on leaves.
  • Affected leaves become mottled, turn brown and fall.
  • Control :- Spray Propargite 57% EC @ 400 ml/acre  OR
  • Spiromesifen 22.95% w/w @ 300 ml/acre OR
  • Abamectin 1.8% EC @ 60-100 ml/acre.

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How to get more fruits with every picking in okra

08/05/2019Posted on
  • To take more picking in Bhindi crop 2 weeks before sowing, mix the FYM in the field equal to 10 tons/acre in the field, thereby increasing the absorbing capacity of the nutrients in the plant.
  • At the time of sowing, mix nitrogen fixing and phosphorus solubilizing bacteria with fertilizers in the field at the rate of 2 kg/acre.
  • Give the quantity of nitrogen (60-80 kg per acre) at the time of sowing and half quantity remaining 30 days after sowing, thereby increasing the number of fruits per branch per vinegar and it can be increased by 50% production.
  • Approximately 40 to 50 days after the sowing of the okra starts to give fruits.
  • Before the first picking, gives calcium nitrate + boron @ 10 kg/acre, 10 kg magnesium sulphate 10 kg/acre + Urea @ 25 kg/acre with Nitrogen Fixation and Phosphorus Solublizing bacteria @ 1kg/acre.
  • During flowering in okra give Ammonium sulfate at the rate of 55-70 kg/acre, it is important for the development of the fruits.

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Control of wilt in okra

23/03/2019Posted on
  • Initially, the plants show temporary wilting symptoms which become permanent and progressive.
  • The leaves of the affected plants show yellowing, loose turgidity and show drooping symptoms.
  • Eventually, the plants die.
  • Cutting the base of the stem revel a dark woody portion.
  • Continuous cultivation of okra on the same piece of land should be avoided.
  • Crop rotation should be applied in case of fields are severely infected.
  • Spray of thiophanate methyl 70% WP @ 200-300 gm /acre.
  • And spray of hexaconazole 5% EC @ 250-400 ml/acre is also effective.

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Method of sowing in okra

12/03/2019Posted on
  • The okra is sown on the flat soil or the ridge, if the soil is heavy then it should be sown on the ridge.
  • Hybrid varieties of okra are applied on a distance of 75 x 30 cm or 60 x 45 cm.
  • Irrigation is beneficial for 3-4 days before sowing the okra.
  • The seeds sprout in about 4-5 days.

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How to increase number of flowers in Okra

15/02/2019Posted on
  • The flowering stage is most important in Okra.
  • A flowering stage comes 40-45 days after seed sowing.
  • We can promote flowering and takes high yield through given below products.
  • Spray Homobrassinolide 0.04% W/w 100-120 ml/acre.
  • Apply seaweed extract 180-200 ml./acre.
  • Use multi-Micro nutrients 300 Gm/acre.
  • Spray 2 gm/acre gibberellic acid.

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Advantages of N fixation bacteria in okra

09/02/2019Posted on
  • Azotobacter spp. is the free-living nitrogen-fixing aerobic bacterium.
  • Improve seed germination percentage.
  • Increase number & length of shoot and root.
  • Help to fix nitrogen from atmosphere in continuous process.
  • Reduce 20% to 25 % Nitrogenous fertilizer requirements.
  • Reduction in disease incidence.

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Control Of Jassid in Okra

05/12/2018Posted on

Control Of Jassid in Okra:-

Identification

  • Insects are 2.5 mm long and small green in color.
  • Nymphs and adults are of same shape but nymphs do not have wings.
  • Eggs are laid along veins on the underside of the leaflets.
  • One generation requires 2 weeks.

Damage

  • This pest attacks the crop at its early stage of growth.
  • The adults and nymph suck the cell sap from the leaves.
  • As a result, the leaves curl upwards along the margins and have a burnt look which extends over the entire leaf area.
  • The affected plants show stunted growth.

Control

  • Soil application of Carbofuran 3 G @ 10 Kg/acre at the time of sowing.
  • Spray Profenophos 50% EC @ 400 Ml/acre or Acetamiprid 20% WP @ 80 gm/acre at fortnightly intervals starting with the appearance of the jassid.
  • Prophylactic spray of Neem oil-garlic mixture at fortnightly intervals is advantageous for avoiding pest incidence.

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