Research Network Agroecosystems Munich (FAM)
Ways towards sustainable agriculture


Scheyern Experimental Farm This 150 ha farm. property of the Benedictine Abbey in Scheyern, is situated in a hilly-landscape derived from tertiary sediments, approximately 40km north of Munich. At the beginning of the project in 1990, the farmland showed the typical problems of an intensively farmed landscape: erosion, soil compaction, ground and surface water pollution and a decrease in the variety of species due to an insufficient number of lynchets and hedges. After a two-year period of characterizing the experimental area, during which the area was uniformly cultivated, the site was redesigned in 1992; two cultivation systems and experimental plots were introduced.

Altitude and Topography The area covered by the experimental farm is very hilly. It is situated between 450 and 490m above sealevel. Cultivation is more difficult on the slopes and erosion is much higher there.

Climate The average annual temperature ranges around 7,4 degrees centigrade, the yearly amount of precipitation is about 830 millimeters.

Agricultural soils There is a multitude of soils on the experimental farm. Clay content ranges from 9% to 45%. Brown earths developed on the thin loess cover predominate. Soil quality: the suitability for farming ranges from average to good.

Integrated Farming Organic Farming
Fertilization according to the removal of nutrients by the plants,
treshold plant protection
Cultivation according to the rules of the
Association for Ecological Cultivation (AGÖL)
46 ha total farm area 68 ha total farm area
66% arable land, 4% grassland, 20% fallowland, 1% wood, 5% lynchets and hedges 46% arable land, 37% grassland, 6% fallowland, 2% wood, 5% lynchets and hedges
  1. potatoes
  2. winter-wheat (mustard as protecting plant)
  3. corn
  4. winter-wheat (bird rape as protecting plant)
  1. alfalfa-clover-grass
  2. potatoes (mustard as accompaning plant)
  3. winter-wheat (intercrop)
  4. sunflowers (undercrop of 5)
  5. alfalfa-clover-grass
  6. winter-wheat
  7. winter-rye (undercrop of 1)
  • Ø average size 4,3 ha
  • soil classification 45-68
  • Ø N-Input 170 kg/ha (mineralic+farmown liquid manure)
  • Ø P-/K-Input 17/47 kg/ha (farmown liquid manure)
  • Ø P-/K-Removal 23/95 kg/ha (harvest)
  • reduced soil-cultivation without ploughing
  • sowing in previous crop mulch (1)
  • pesticide
  • mineralic nitrogen fertilizer
  • organic fertilizer (liquid manure)
  • livestock: bull feeding (simulated*)
    49 Simmental bulls
    34,3 GVE
    3,7 GVE/ha total fodder area
    0,5 DE/ha area to be fertilized
    loose housing stable with complete slatted floor*
    silage of corn husks and spadix
    * replacing of selfproduced corn by the equivalent amount of manure produced by neighbouring bull-feeding farmers
  • Ø average size 2,2 ha
  • soil classification 37-66
  • Ø N-Input 68 kg/ha (farmown liquid manure)
  • Ø P-/K-Zufuhr 33/75 kg/ha (farmown liquid manure)
  • Ø P-/K-Abfuhr 18/94 kg/ha (harvest)
  • ploughing according to need
  • undersowing
  • organic fertilizer (solid and liquid manure)
  • livestock: suckler cow keeping
    30 cows (Simmental, Limousin, Pinzgauer)
    1 stock bull (Angus), sucklers and weaning calves(2)
    80 GVE
    2 GVE/ha total fodder area
    0,6 DE/ha area to be fertilized
    summer: outdoor feeding
    winter: loose housing with straw bedding
    silage of grass, silage of alfalfa-clover-grass, hay and mineralic-nutrients
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Research Methods The fields are examined extensively all over the areas of cultivation situated within the property of the Benedictine Abbey Scheyern. Additional experiments e.g. for cultivation are conducted on the smaller plots (3). For the verification of field observations "the soil is being brought into the laboratory" (4). In addition, important processes in both soil and plant are being studied with the help of model ecosystems. One example would be the examination of undisturbed soil cores of two meters length.

Two different areas are analyzed: on the non-biotic level, for example, the chemical and physical composition of the soil are being examined. Soil profiles were excavated (5), the percolation of the precipitation through the soil is measured and the runoff of soil, fertilizer and pesticide into the streams and ponds are investigated (6).

On the biotic level, existing species of plants and animals are being categorized and their development is being observed (7/8). The focus is on species and food chains.

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  Photographic pictures provided by: Albrecht, Fromm, Goddeng, Kainz, Mühlbauer, Scheinost

Landscape Design In the course of the process, the aims of an integrated protection of nature and the resources such as soil, water and air, were realized; regionally indigenous plants and animals were given new habitats and the landscape was aesthetically improved by the following measures.

 
Reduction of field sizes

Creation of forest edges, hedges, field boundaries and fallow grounds

Buffer strips along sensitive ecological areas such as streams or ponds

Sowing of new pastures on steep slopes and in the alluvial basins

Construction of runoff retention basins

 
maps by TPE3.1 Armin Müller, Ruth Lang

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