Fall army worm :- Nature of Damage and Control measures

12/07/2019Posted on

Damage:-

The first time the outbreak of this pest in India was seen in the state of Karnataka in July 2018 After this, it has also spread in other states. This pest which is damaging the maize crop remains alive for more time than other insects. The moths of this insect can fly up to 100 km in the same night with the blow of air, a female gives its eggs in the life of 1 to 2 thousand. The reason for the loss is not only their population but also by their feeding habits. These insects attack the crops in the cluster. Because of this, they destroy the entire crop in a short time. This Polyphagous insect damage about 80 types of crops but it’s preferred host in maize.

  • Fall armyworm generally feeds on foliage, but during heavy infestations, larvae will also feed on corn ears. 
  • Foliar damage to corn is usually characterized by ragged feeding and moist sawdust-like frass near the whorl and upper leaves of the plant.
  • They will frequently be near the tip but may feed down the ear creating a track of damaged kernels.

Control:-

  • Set up of light traps.
  • Set up pheromone traps at 5 per acre.
  • Biveria Bissiana @ 1kg/acre.
  • Apply any one of the following on presence of pest.
    • Thiodicarb 75% WP @ 400g/acre.
    • Flubendiamide 480 SC @ 60ml/acre.
    • Chlorantraniliprole 18.5% SC @ 60 ml/acre.
    • Spinosad 45% SC @ 80 ml/acre.

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What and When spraying in cotton ?

11/07/2019Posted on

The cotton crop of all the farmers has become almost 35-45 days, and all the farmers are preparing for the first spray after rains. Gramophone advises you to spray in cotton as follows.

  1. After sowing 20-30 days of first spray :- Imidacloprid 17.8% SL @ 100-120 ml + 19:19:19 @ 1 kg or Vipul @ 250 ml + carbendazim 12% + Mancozeb 63% WP @ 400 gm per acre. With the help of this spray we can protect crop from sucking pest and initial fungus infection. This spray also provide essential nutrition in intial growing stage.
  2. Second spray 40-45 days after sowing :- Monocrotophos 36% SL or Acephate 50% + Imidacloprid 1.8% SP with Profenofos 40% EC+ Cypermethrin 5% EC with Dhanzyme Gold @ 250ml or Vipul booster @ 300 ml per acre. With the help of this spray, we can control caterpillars and eggs with nutrition.

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How much and when apply fertilizer in corn:

10/07/2019Posted on
  • Add well-composted FYM @ 10 tons/acre at the last ploughing.
  • If soil test recommendations are not available, Apply UREA 20 kg, DAP 70 kg and MOP 35 kg per acre at sowing.
  • Basal application in the crop can vary on soil, variety and other factors.
  • In maize crop, total urea is required 75-90 kg/acre. This urea quantity should be distributed as following timing.
Sr. No.        Crop stage        Nitrogen rate (%)
1 Basal (at sowing)         20
2 V4 (four-leaf stage) 25
3 V8 (eight-leaf stage) 30
4 VT (tasseling stage) 20
5 GF (grain filling stage) 5

 

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Fall army worm :- Nature of Damage and Control measures

09/07/2019Posted on

Damage:-

  • Fall armyworm generally feeds on foliage, but during heavy infestations, larvae will also feed on corn ears. 
  • Foliar damage to corn is usually characterized by ragged feeding and moist sawdust-like frass near the whorl and upper leaves of the plant.
  • They will frequently be near the tip but may feed down the ear creating a track of damaged kernels.

Control:-

  • Set up of light traps.
  • Set up sex pheromone traps at 5 /acre.
  • Apply any one of the following on presence of the pest.
    • Flubendiamide 480 SC @ 60ml/acre
    • Spinosad 45% SC @ 80 ml/acre.
    • Thiodicarb 75% WP @ 400g/acre.
    • Chlorantraniliprole 18.5% SC @ 60 ml/acre.

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Irrigation schedule of soybean:

08/07/2019Posted on
  • Water is the life of the plant and must be supplied in proper quantity. Most of the water in the soybean crop is supplied by rainwater and the rest is supplied by irrigation. 
  • Normally soybean needs 3 – 4 irrigation.
  • The first irrigation should be done at the time of sowing or germination stage (Sprouting stage).
  • The second irrigation requirement should be done during flowering and the third irrigation should be done during pod formation (Flowering stage & Pod filling stage).
  • The final irrigation is important when making grain in pods (Grain development stage). Irrigation is more important during making pods and grain development in pods, if there is no water at that time then the production can decrease.

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Weed management of Soybean

07/07/2019Posted on
  • Weeds are a major problem in soybean production. We can use any one of the following weedicides as the solution of weeds.
  • Pre Emergence:-
    • Imazethapyr 2% + Pendimethalin 30% @ 1 li./2 Bigha. OR
    • Diclosulam 84 WDG @ 1 pouch(12.7g)/2 Bigha. 
  • Post Emergence :- 15-20 DAS spray 
    • Fomesafen 11.1% + Fluazifop-P-Butyl 11.1% SL @ 1 li for 6 bigha. OR
    • Chlorimuron Ethyl 25%WG @ 15 g/acre. OR
    • Sodium acifluorfen 16% + Clodinafop propargail 8% EC @ 400 g/acre. OR
    • Imizathapyr 10 %SL @ 1 ltr/hectare should be sprayed. For More Information, Please call on toll free no. 1800-315-7566.

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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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Problems and solutions of sucking pest in chilli:-

05/07/2019Posted on

Sucking pests like aphids, jassids, and thrips are the main problem of chilli crop. These pests damage by sucking plant sap from the green part of the plant so the leaves are wrinkled and premature defoliation. Infections of sucking pests can increase the likelihood of fungal and viral diseases.

Therefore, timely control of these insects is necessary: –

  • Spray of Profenophos 50% EC @ 400 ml/acre. OR
  • Spray of Acephate 75% SP @ 250 gm/acre. OR
  • Spray of Lambda-cyhalothrin 4.9% CS @ 200-250 ml/acre. OR
  • Spray of Fipronil 5% SC @ 300-350 ml/acre should be done. For More Information, Please call on toll-free no. 1800-315-7566.

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Transplanting Precautions in Chilli

29/06/2019Posted on
  • Transplanting of chili is done from July to September.
  • The month of August is best for transplanting of Chilli, then the month of September is good.
  • 5-7 Days before Transplanting, spray tebuconazole 25.9 % @ 1-1.5 gm per liter.
  • Before transplanting, Dip seedling roots in Mycorrhiza solution ( 100 gm of mycorrhiza with 10 ltr of water ).
  • Maintain plant spacing (60 x 45 cm) 
  • if we find some harmful insects at the time of field preparation then apply Carbofuran 3G @ 8 kg/acre.
  • if we have experience of wilting of plants, then apply Trichoderma viridae @ 4 kg/acre.

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Use of Trichoderma :- When, How and Why ?

27/06/2019Posted on

Trichoderma is most useful for all types of Plants and Vegetables such as cauliflower, cotton, soybean, sugarcane, etc.

  1. Seed treatment: Mix 1 kg of Trichoderma powder per quintal of seeds before sowing.
  2. seedling root dip: Mix 10kg FYM + 100 ltr of water + 1 kg Trichoderma powder mix well and dip the seedling roots for 10 minutes before transplanting.
  3. Soil treatment: Apply 4 Kg of Trichoderma powder per acre with 50 kg of well rotten FYM.
  4. Plant Treatment: Drench the soil near stem region with 10g Trichoderma powder mixed in a liter of water.

Precautions:

  • Don’t use chemical fungicide after application of Trichoderma for 4-5 days.
  • Don’t use Trichoderma in dry soil. Moisture is an essential factor for its growth and survivability.
  • Don’t put the treated seeds in direct sun rays.
  • Don’t keep the treated FYM for a longer duration.

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