Multi-resistant oil radish
DEFENDER
Proven variety for agriculture and vegetables
Benefits:
- Multi-resistant oil radish DEFENDER strongly effects nematodes and provides protection against diseases
- Reduction of Beet Cyst Nematodes (Heterodera schachtii) up to 90 %, resistance level 2+
- Efficient reduction of Root Knot Nematodes (Meloidogyne chitwoodi and M. fallax) and Root Lesion Nematodes such as Pratylenchus crenatus, P. neglectus und P. penetrans
- No multiplication of Stem and Bulb Nematode (Ditylenchus dipsaci)
- DEFENDER suppresses the Stubby Root Nematodes and therefore leads to a reduction of Corky Ring Spot in potatoes
- Healthy youth development and fast soil cover supports soil healing process and provides a thorough weed suppression
- Improvement of the air- and water balance - this is achieved by a deep and fine rooting system
- DEFENDER provides large amounts of organic substance to stabilizes the humus balance and to supports the soil life, which reduce the disease potential in the soil
Included in blends: SortenGreening® DEFENDER mit Sommerwicke, viterra® INTENSIV, viterra® INTENSIV N-PLUS, viterra® INTENSIV ÖKO
Variety characteristics:
(Officially confirmed or respectively in line with Bundessortenamt)
| Initial mass formation: |
7 |
|
|
| Tendency to flower: |
3 |
|
|
bad / early / short / low
good / late / long / high
|
| Resistance against Heterodera schachtii: |
Resistance level: 2 |
Crop rotation suitability:
| Maize |
++ |
| Cereals |
++ |
| Oilseed rape |
+ |
| Sugar beets |
++ |
| Potatoes |
++ |
| Intensive crops |
++ |
| Legumes |
++ |
| + suitable / ++ strongly recommended |
Usage:
- Multi-resistant
- Reduction of Beet Cyst Nematodes
- Reduction of Tobacco Rattle Virus
- Green manure
- Ground water protection / Nitrogen conservation
- Mulch sowing
- Humus formation
- Protection against erosion
- Biofumigation
Agronomic features:
| Weed suppression: |
9 |
|
|
| Protection against erosion: |
8 |
|
|
| Ground water protection / Nitrogen conservation: |
8 |
|
|
| Humus formation: |
8 |
|
|
| Cold- and frost resistance: |
5 |
|
|
| Drought tolerance: |
7 |
|
|
bad / early / short / low
good / late / long / high
|
| Type of root |
Tap root |
| Rooting depth |
180 cm |
Cultivation recommendations:
| Recommended sowing rate |
25 - 30 kg/ha |
| Sowing depth |
2 - 3 cm |
| Sowing period |
July till early Sept. In vegetable growing from May - it takes 6 - 8 weeks of vegetation in order to get a reduction. |
| Fertilization |
40 - 60 kg N/ha |
| Crop protection |
Usually there is no plant protection required. |
| Sowing method |
In order to gain a fast and even development of the oil radish plants, drilling after careful soil preparation is recommended. |
13.08.2025 15:20:11 // 36.00 - Breeder: P. H. Petersen Saatzucht Lundsgaard GmbH