- Green manuring between the plant populations
- Humus formation by incorporation of organic matter (e.g. in-house compost, farmyard manure)
- Gentle soil cultivation using suitable machines and taking weather conditions into account
- Subdivision of the quarters by means of windbreak hedges to reduce wind erosion
- Sowing wildflowers on unused margins
- Mineral fertilization strictly according to the needs of the plants on the basis of soil investigations