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peltolohkojen kartta

Field 32: Peräkäs

The field information contains basic information about the field and events during the growing season, observations, and yield data.

Field 32
Peräkäs

Basic field information

Area: 3.3 hectares
Soil type: Carex peat (Ct)

Fairly well-defined field. Due to the soil type, it allows for flexibility in handling the timing of cultivation activities in the field.

Crop rotation

2026 Silage grass
2025 Silage grass
2024 Silage grass

Research ad experiments

Control of couch grass (BT-agro)

Cultivation practices

Silage grass
22.4.2026 Fertilization, cattle slurry + NK boost 2026, injection 20 tn/ha
7.6.2026 Mowing
8.6.2026 Raking
8.6.2026 Harvest, yield 1200 kg DM/ha
21.7.2026 Mowing
22.7.2026 Raking
22.7.2026 Harvest, yield 1800 kg DM/ha

Growth observation

peräkäs 25.2.2026
25.5.2026 Crop is clean and thick, height is 20cm
peräkäs 2.6.2026
2.6.2026 Crop is even and it’s height is 35cm. Only a few weeds (dandelions).
peräkäs 3.6.2026
3.6.2026 Map of the silage field created with vegetation index.
peräkäs 11.6.2026
11.6.2026 Aerial view of the field.
peräkäs 18.6.2026
18.6.2026 Grass has started new growth after first harvest.
peräkäs 23.6.2026
23.6.2026 The crop is in pretty decent growth.
peräkäs 29.6.2026
29.6.2026 Crop is thick, basically clean from weeds. Height is 20 cm.
peräkäs 8.7.2026
8.7.2026 Aerial view of the field.
peräkäs 13 July 2026
13.7.2026 Crop is 30–40 cm tall; although the crop is dense, it is not very lush. Colour rather pale, leaves narrow.
peräkäs 3.8.2026
3.8.2026 Grass hasn’t grown much after last harvest.
peräkäs 11.8.2026
11.8.2026 Grass has now started to grow better.
peräkäs 17.8.2026
17.8.2026 Crop is dense and it’s height is 20-30 cm.
peräkäs 24.8.2026
24.8.2026 Grass is almost 40 cm tall, there aren’t much weeds in the crop.
peräkäs 2.9.2026
2.9.2026 The field has clover here and there in nests.

Cultivation measures

Silage grass

8.10.2024 Fertilization, cattle slurry 26 tn/ha
14.6.2025 Harvest, yield 2300 kg DM/ha
24.9.2025 Harvest, yield 1000 kg DM/ha

2.7.2025


22.7.2025

Silage grassland

12.6. Cleaning cut

Cultivation measures

Broad bean-oat mixture crop
15.05.2023 Fertilization: cattle manure, 7.6 tons/ha
16.05.2023 Plowing
21.05.2023 Discing
22.05.2023 Sowing: broad bean Louhi 260 kg/ha and oat Harmony 40 kg/ha
27.05.2023 Sowing: grass mixture 30 kg/ha
06.092023 Whole crop silage harvest: yield 3100 kg DM/ha

1.8.2023
1.8.2023

Cultivation measures

Rye, Reetta
15.5.2022 Weed harrowing
15.5.2022 Rolling
17.5.2022 Fertilization, Cattle slurry, 21tn/ha
22.8.2022 Harvesting, yield 2100 kg/ha
8.9.2022 Discing

22.5.2022
22.5.2022
28.5.2022
28.5.2022
6.6.2022
6.6.2022
29.6.2022
29.6.2022
1.8.2022
1.8.2022
18.8.2022
18.8.2022
Satokartta 2022
Harvest map 2022

Cultivation measures

Silage grass
19.4.2021: Harrowing of the grass
6.6.2021: Harvesting and baling of silage, yield 2400 kg DM/ha
9.6.2021: Fertilization, 40 tons/ha of cattle slurry
23.7.2021: Silage harvest, yield 2900 kg DM/ha
30.8.2021: Plowing
31.8.-2.9.2021: Harrowing; Sowing of rye variety Reetta at 200 kg/ha; Fertilization with Yara Bio (10-4-1) at 200 kg/ha.

Cultivation measures

Silage grass
4.5.2020 Fertilization, cattle slurry 25 tn/ha
10.6.2020 Mowing
10.6.2020 Raking
11.6.2020 Baling, yield 1400 kg DM/ha
15.6.2020 Fertilization, cattle slurry 15 tn/ha
27.7.2020 Silage harvesting, yield 3700 kg DM/ha
14.9.2020 Silage harvesting, yield 1300 kg DM/ha

220520 kasvustoindeksi kuva. Lohkon eteläreunassa metsän varjot vääristävät hieman kasvuindeksiä.
22.05.20 vegetation index image. The shadows of the forest distort the growth index slightly on the southern edge of the plot.

Cultivation measures

Silage grass, 1st year
3.6.2019 Harvest of silage, yield 2200 kg DM/ha
6.6.2019 Fertilization, cattle slurry 25 tn/ha
20.7.2019 Harvest of silage, yield 2100 kg DM/ha
27.9.2019 Harvest of silage, yield 2200 kg DM/ha

Cultivation measures

Oat Matty and grass-clover mixture
18.5.2018 Disc harrowing twice
21.5.2018 Spreading of manure 15 tn/ha
23.5.2018 Plowing
24.5.2018 Flexible tine harrowing
24.5.2018 Sowing: Oat Matty 210 kg/ha and Naturcom Retu-Apila mixture (5% white clover Jögeva4/Sw hebe/Sonja, 5% alsike clover Frida, 10% red clover Ilte/SW Yngve/Saija, 5% tall fescue Retu/SW Swaj, 15% meadow fescue Kasper/Arni, 60% timothy Tenho/Iki/Nuutti) 25 kg/ha
8.9.2018 Harvesting 1180 kg/ha

2.8.2018 Ilmakuva lohkosta.
2.8.2018 Aerial view of the block.

Cultivation measures

Oat Matty
26.04.2017 Plowing
15.05.2017 Slurry Spreading: Cattle slurry 2016 25 m³/ha (67.5-14.5-75 kg/ha)
22.05.2017 Sowingfertilization: Oat Matty 250 kg/ha, YaraBela Suomen salpietari 60 kg/ha (16-0-1 kg/ha)
23.05.2017 Rolling
22.06.2017 Herbicide Ariane S 2 l/ha
25.10.2017 Harvesting of Standing Crop, 358 kg/ha (13.5% moisture)

29.6. Lohko on kärsinyt liiallisesta vedestä
29.6. The block has suffered from excessive water.
32 Peräkäs 28.6.2017 Ortoilmakuva
32 Peräkäs 28.6.2017 Orthophoto
32 Peräkäs 28.6.2017 Planthealth. Lohkon luoteskulmassa on pieni ohjelmistosta johtuva virhe karttakuvassa.
32 Peräkäs 28.6.2017 Planthealth. There is a small software-related error in the map image at the northwest corner of the plot.

Cultivation measures

Silage grass

Soil fertility analysis result on 19.12.2022:

Viljavuustutkimuksen analyysitulos 19.12.2022

Sampling line 2022

Näytteenottolinja 2022:

Soil fertility analysis result on May 2nd, 2018.

Viljavuustutkimuksen analyysitulos 2.5.2018:

Soil fertility analysis result 2014:

Viljavuustutkimuksen analyysitulos 2014:

2026 Silage grass
2025 Silage grass
2024 Silage grass
2023 Broad bean Louhi + oat Harmony
2022 
Rye, Reetta
2021
 Silage grass
2020 Silage grass
2019 Silage grass
2018 
Oat, Matty (cover crop)
2017
 Silage grass
2016 Oat, Matty
2015
 Silage grass
2014 Silage grass
2013 Silage grass
2012 Barley, Tiril + grass seeds (timothy Tuure and tall fescue Karoliina)
2011 Oat, Aslak
2010 Oat, Aslak