Description
Multicut Forage Sorghum CSV 33 MF
Fast growing and high tillering, first cut (60-65 days), subsequent cuts (every 45 days)
CSV 33MF recorded green fodder yield of 1040 q/ha
dry fodder yield of 280.57 q/ha out of three cuts.
Its protein yield is 25.57q/ha and possesses high tillering (5-7) and good regenerability score (4.17).
HCN content is 63.07 ppm, well below the safe limits.
Yield Potential and Quality Characters
| PARTICULARS | CSV 33 MF | COFS 31 | COFS 29 |
| Parentage |
Gamma ray (400 Gy) mutant of CO (FS) 29 |
Derivative of the cross TNS 30 x Sorghum sudanense |
|
| Duration (Days) | Multicut (6 years) |
Multicut (5 years) |
Multicut (3 years) |
| Average green fodder yield (t/ha) | 210 (10-11 cuts) | 190-(9-10 cuts) | 160-170 (6-7 cuts) |
| Morphological characters | |||
| Plant height (cm) | 310-330 | 270 – 290 | 220-250 |
| Number of tillers | 19-21 | 12-17 | 10-15 |
| Number of leaves | 120-130 | 90-110 | 80-105 |
| Leaf length (cm) | 105-110 | 85 – 95 | 75-90 |
| Leaf breadth (cm) | 5.5 | 4.5 – 5.0 | 3.5-4.6 |
| Leaf stem ratio | 0.27 | 0.26 | 0.2-0.25 |
|
Quality Characters
|
|||
| Protein content (%) | 9.9 | 9.86 | 8.41 |
| Dry matter (%) | 26 | 25.9 | 23.60 |
| Crude fibre (%) | 20 | 19.80 | 25.60 |
| IVDMD (%) | 52 | 52 | 50.30 |
Seed Rate :- 5 KG / Acre
Crop Production:
|
1. |
Preparatory cultivation |
: |
Plough 2-3 times to obtain a good tilth. Form ridges and furrows of 6 m long and 60 cm apart. Spread 25 tones of FYM/ha before ploughing and incorporate well. |
|
2. |
Seed rate |
: |
5 kg / Acre |
|
3. |
Spacing |
: |
30 x 15 cm (Sow on both sides of ridges) |
|
4.
|
Fertilizers |
: |
Basal: 45 : 40 : 40 kg NPK/ha |
|
5.
|
Weed Management |
: |
First weeding on 25-30 DAS. There after based on necessity. |
|
6.
|
Water Management |
: |
Once in 7-10 days depending upon soil condition. |
|
7.
|
Harvest |
: |
First harvest at 65-70 days after sowing and subsequent harvests once in 30 days |
|
8.
|
Green fodder yield |
: |
190 t/ha/year in 6-7 harvests |
Crop Protection:
Shoot fly (Atherigona soccata)
Symptoms
- Dead heart symptom at seedling stage (upto 30 days) .
- Dead heart plant with rotting smell pulled out easily.
- Side tillers production.
Identification of Pest
- Egg: white, cylindrical, distal end somewhat flattened (Cigar shaped).
- Maggot: Dirty white and apodous, later yellow and 6 mm long.
- Pupa: Brown puparium
- Adult: whitish grey female fly.
Management
- ETL: 10% dead hearts or 1 egg / plant.
- Sow immediately at the onset of monsoon rains.
- Seed treatment : Imidacloprid 70 WS @ 10 g/kg of seeds.
- Set up hanging plastic fishmeal trap @ 12 nos. /ha upto 30 DAS.
Aphids (Rhopalosiphum maidis) Symptoms
- Plant yellow and wilt with large number of aphids.
- Honeydew secretion, sooty mould on leaves.
Identification of insect pests
- Nymphs: light green.
- Adults: Bluish or olive green adults.
Management
- Conservation of several parasitic wasps, ladybird beetles, syrphid fly larvae, and lacewing larvae and adults.
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