Page 9 - Natural World Winter 2017
P. 9

We can have healthy soil once more

                                       The era of soil loss has to end. Here are three projects that show another way

                                       Lower Smite Farm,                                                                                                                                                                             JAN DINSDALE                               Pumlumon Project,
                                       Worcestershire                                                                                                                                                                                                                           Montgomeryshire
                           WENDY CARTER                                                                                                                                                                                              Spreading dung on pasture as part of
                                       A 150-acre (60 ha) arable farm                                                                                                                                                                Cornwall’s Pass the Poo project            Like many upland areas, Pumlumon
                                       managed by Worcestershire Wildlife                                                                                                                                                                                                       holds vast reserves of peat and this MONTGOMERYSHIRE WT
                                       Trust, Lower Smite is restoring soil                                                                                                                                                          Pass the Poo Project,                      land could absorb and store huge
                                       health as a first step to helping all                                                                                                                                                          Cornwall                                   amounts of carbon. Unfortunately, in
                                       its farmland wildlife recover. The                                                                                                                                                                                                       the 1950s/60s, much of it was drained
                                       plan is to double soil organic matter                                                                                                                                                         Cornwall Wildlife Trust is pioneering a    and degraded in an unsuccessful
                                       on all the arable land, and re-                                                                                                                                                               way to protect soil to benefit farmers,     attempt to improve grazing.
                                       establish a mix of crops and                                                                                                                                                                  wildlife and the wider environment. For
                                       livestock. Half the land is organic,                                                                                                                                                          many centuries, mixed farms produced          Montgomeryshire Wildlife Trust has
                                       grazed by the neighbour’s sheep                                                                                                                                                               dung from livestock and ploughed it        undertaken a monumental project to
                                       and horses. Some non-organic land                                                                                                                                                             back into their cropping soils.            restore the landscape. The project
                                       grows winter wheat and spring                                                                                                                                                                                                            area holds 347 square miles of key
                                       barley for a neighbour’s dairy. There                                                                                                                                                            Today, many farmers focus on either     habitats including blanket bog. On
                                       are no insecticides or slug pellets.                                                                                                                                                          crops or livestock, with crop farmers      one holding alone they have blocked
                                       At least 10% of all fields are                                                                                                                                                                 tending to buy artificial fertiliser to     6.8 miles of ditches, restored 260
                                       managed for wildlife with flower-                                                                                                                                                              spread on the soil. This leaves the soil   acres (105ha) of peat bog and
                                       rich mixes, woodland, grass margins                                                                                                                                                           without enough organic matter, so it’s     safeguarded 82,500 tonnes of carbon.
                                       and plants for wild pollinators.                                                                                                                                                              poor at holding onto nutrients and         As the bogs become wet again,
                                                                                                                                                                                                                                     water, and prone to washing away.          mosses start to grow, absorbing
                                       Spreading compost on fields builds                                                                                                                                                             Livestock farms produce more dung          carbon and locking it away as new
                                       up soil fertility and stores carbon                                                                                                                                                           that they need, which takes up valuable    peat. At the same time, existing peat
                                                                                                                                                                                                                                     space and risks polluting streams and      is protected from further erosion.
                                                                                                                                                                                                                                     rivers. To solve this, farm advisers at
                                                                                                                                                                                                                                     Cornwall Wildlife Trust are helping share  Blocking the drainage ditches
                                                                                                                                                                                                                                     dung across the county, moving it to       allows the mosses to regrow
                                                                                                                                                                                                                                     where it is most needed and improving
                                                                                                                                                                                                                                     soil for crops. Farmers are already
                                                                                                                                                                                                                                     reporting an increasing crop yield!

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