Source: https://tendernation.io/opportunities/01a13ca9-5350-71fe-a152-7c474960acd2/ammonia-reduction-from-trees-2-art2-shropshire-project-phase-3 awarded GB direct award procedure # Ammonia Reduction from Trees 2 (ART2) Shropshire project phase 3 [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal) Incumbent usually keeps it Estimated value £31,555 Published 20 Sept 2022 Deadline Closed 8 Aug 2022 ## Who can bid - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. ## About this tender ### The project objectives are to - provide evidence of the effect of a tree shelter belt on ammonia emissions from intensive, ventilated poultry sheds, extended to cover a full calendar year, so that the effect of leaf fall and weather patterns is assessed over more monitoring periods of the poultry cycle and all seasons - to evaluate the effectiveness of a narrow tree belt in a hedgerow or agroforestry system in comparison to other tree shelter belt planting designs in previous ART experiments and existing tools and guidance - to compare ammonia concentrations using different monitoring techniques: o 11 passive alpha samplers in transects and 2 Directional Passive Air Samplers (DPAS) - to inform better advice and guidance to farmers on ammonia mitigation and guidance for potential inclusion in future environmental land management schemes - to inform the targeting of any advice and grants on tree planting for ammonia Additional information: Please note that Defra procurement uses an E-tendering system for Procurement activities. This is currently provided by Bravo Solutions. To access appropriate tendering and contractual documents, please access the E-Tendering portal at [defra.bravosolution.co.uk](https://defra.bravosolution.co.uk)", ensuring that your registration includes "Defra". If you have any problems with this system, please contact Bravo on their telephone helpline number 0800 368 4850 or by emailing them at Read full description ## CPV classification Agricultural, farming, fishing, forestry and related products Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/f9d49e89-59e8-4e9c-bc44-30a610be8432) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Defra Network eTendering Portal: past awards and live tenders](https://tendernation.io/buyers/defra-network-etendering-portal) [Sector More Agriculture, farming & fishing products tenders](https://tendernation.io/sectors/agriculture-farming-fishing) ## More tenders like this [Floral arrangements – Dodávka květinových darů · Pohřební a hřbitovní služby města Brna, a.s. · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156aa-04d6-7266-bc54-d122f632822f/czechia-floral-arrangements-dodavka-kvetinovych-daru) [Agricultural and horticultural products – „Периодични доставки на фуражни суровини – шрот, трици, кюспе и DDGS по 7 обособени позиции за нуждите на ЗИ- Стара Загора” · ЗЕМЕДЕЛСКИ ИНСТИТУТ - СТАРА ЗАГОРА · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-dac4-73c2-aa45-696a63846bd0/bulgaria-agricultural-and-horticultural-products-periodicni-dostavki-na-fur) [Tree-nursery products – Dobava rastlinskega materiala- jesenska zasaditev · Javni holding Maribor, družba za izvajanje strokovnih in razvojnih nalog na področju gospodarskih javnih služb d.o.o. · 10 days left · 30 Oct 2026](https://tendernation.io/opportunities/01a156a9-6161-703f-955e-1a905e6e4584/slovenia-tree-nursery-products-dobava-rastlinskega-materiala-jesenska-zasad) [Vegetables, fruits and nuts – VOĆE I POVRĆE · Grad Zagreb · 13 days left · 2 Nov 2026](https://tendernation.io/opportunities/01a156a9-f4ac-723b-87a2-fc7ed8596820/croatia-vegetables-fruits-and-nuts-voce-i-povrce) [Edible products of animal origin – Accord cadre de fourniture de denrées alimentaires bio et durables 2027-2030 · Communauté de Communes de la Haute Ariège · 31 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a156a9-8028-730b-a0cf-ca21fa76f0f4/france-edible-products-of-animal-origin-accord-cadre-de-fourniture-de-denree) [Vegetables – Fourniture de légumes et alimentation générale · Centre pénitentiaire d'Uerschterhaff · 27 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-1066-71d2-993a-1e34ac67002f/luxembourg-vegetables-fourniture-de-legumes-et-alimentation-generale)