Direct Driller Magazine Issue 14

Page 84

AN INTRODUCTION TO AHDB’S STRATEGIC CEREAL FARMS AHDB’s Strategic Cereal Farm network has been increasing over the last few years, now with coverage across the UK. Here, Fiona Geary, AHDB’s Knowledge Transfer Manager, provides an introduction to the farms, their systems and research. East (2017-23)

West (2018-21)

Scotland (2020-26)

South (2021-27)

Host

Brian Barker

Rob Fox

David Aglen

David Miller

Location

E.J. Barker & Sons, Stowmarket

Squab Hall Farm, Leamington Spa

Balbirnie Home Farms, Fife

Wheatsheaf Farming Company, Basingstoke

Farm size

563ha arable farm

400ha arable farm

1,200ha mixed farm (800ha arable cropping)

700ha arable farm (670ha cropping)

Main soil type

Loamy and clay

Medium to heavy clays

Sandy silt loam

Silty loam over chalk with clay cap and flints

Cropping

Winter feed wheat, herbage grass seed, spring barley, beans and oilseed rape or linseed

Winter wheat, winter barley, oilseed rape, spring beans and spring barley

Oats, spring barley, winter wheat, spring beans, potatoes and brassica vegetables or carrots, grass

Winter wheat, winter barley, oilseed rape, spring barley and beans

Establishment system

Predominantly direct drill or strip till, with more cultivation as needed

Deep, non-inversion tillage

Mostly no-till for arable cropping with cultivation after vegetables

Zero tillage

Cover crops

Cover crops are used to make sure all land has cover over winter

Trialled but not part of the rotation

Cover crops are an important part of the rotation and are used where possible

All spring crops are preceded by a cover crop

Livestock

When appropriate, the cover crop and herbage grass will be offered to a local farmer for grazing

None

170 suckler cows are owned by the farm. Up to 900 sheep from a local farm graze cereals and cover crops during winter.

None

Drill

Sumo DTS & Horsch Avatar

Horsch Sprinter with 5” Dutch openers

John Deere 750A

Horizon DSX

Strategic Farm aspiration

“We are looking at landscape farming systems and how an integrated system can be brought together and communicated more widely.”

“Our goal was to reduce costs and move the ground as much as needed but as little as possible, on our heavy clays. We aimed to react to the situation rather than a blanket approach to farming.”

“Want to see how far we can push growing crops without artificial inputs while direct drilling.”

We want to create a roadmap for other people to move into regenerative agriculture, looking at how individual practices can be used on their own farm.”

AHDB Strategic Cereal Farms have been running since 2017. Each farm business, climate and approach to farming is different but they share the common goal of trying to farm in a more economically and environmentally sustainable way.

Baselining The first year of the Strategic Cereal Farm programme is designed to gather baseline data at the start of the project which then informs subsequent trials. The same baselining assessments are repeated in year three and year six of the project to measure change over time.

84 DIRECT DRILLER MAGAZINE

On-farm research As a result of land drainage water baselining assessments in the East, one of their projects has been investigating the use of cover crops to improve water quality. Cover crops were sown in both ploughed land and over-winter stubble. Results from harvest 2019 and 2020 showed that a wellestablished cover crop is effective at improving water quality by 50mg/l compared to bare ground. Rooting is also a focus in the West, where a three year cultivation trial is running, to assess the impact of cultivation on crop rooting, yield and soil structure. The trial started in October 2018, comparing the effect of cultivation at 5cm, 15cm and 30cm depths with a direct drilled treatment included in harvest 2020 and 2021 trials. Harvest 2019 results showed an increased topsoil strength at a cultivation depth of 5cm, leading to a steeper ISSUE 14 | JULY 2021


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