https://feedstockdata.com/category/bmp-testing/BMP testingen-gbFri, 06 Nov 2026 08:00:00 +0000https://feedstockdata.com/knowledge/bmp-zucchini-and-vegetable-marrow/https://feedstockdata.com/knowledge/bmp-zucchini-and-vegetable-marrow/Thu, 22 Oct 2026 08:00:00 +0000BMP testingCourgette and marrow (Cucurbita pepo) are very watery cucurbit vegetables; waste from cultivation and processing is readily fermentable, but has a low dry matter content.https://feedstockdata.com/knowledge/bmp-floating-aquatic-plants-duckweed-frogbit-water-lettuce-salvinia-water/https://feedstockdata.com/knowledge/bmp-floating-aquatic-plants-duckweed-frogbit-water-lettuce-salvinia-water/Sun, 18 Oct 2026 08:00:00 +0000BMP testingDuckweed, frogbit, water lettuce, salvinia and water chestnut are floating aquatic plants with a high water content; results come from several studies and different species.https://feedstockdata.com/knowledge/bmp-wheat-straw/https://feedstockdata.com/knowledge/bmp-wheat-straw/Mon, 12 Oct 2026 08:00:00 +0000BMP testingWheat straw is the best-studied straw in the compendium, including in inter-laboratory tests. Lignocellulosic, hard to degrade, with a high C/N ratio, it requires chopping.https://feedstockdata.com/knowledge/bmp-fish-waste/https://feedstockdata.com/knowledge/bmp-fish-waste/Thu, 08 Oct 2026 08:00:00 +0000BMP testingFish waste is a high-protein and fatty material from fish processing. It gives a large gas potential, but requires control of ammonia, salt and fats and application of the ABP rules.https://feedstockdata.com/knowledge/bmp-pasta-food-waste/https://feedstockdata.com/knowledge/bmp-pasta-food-waste/Tue, 06 Oct 2026 08:00:00 +0000BMP testingPasta from catering waste is a starch-rich material that digests quickly and well, but easily acidifies the reactor at a larger dose.https://feedstockdata.com/knowledge/bmp-apples/https://feedstockdata.com/knowledge/bmp-apples/Wed, 16 Sep 2026 08:00:00 +0000BMP testingApples and their waste (non-commercial fruit, residues from markets and processing) are a moist, sugar-rich substrate, degrading quickly and readily acidifying the digester.https://feedstockdata.com/knowledge/bmp-flower-wastes-cut-flowers-flower-pomace/https://feedstockdata.com/knowledge/bmp-flower-wastes-cut-flowers-flower-pomace/Thu, 10 Sep 2026 08:00:00 +0000BMP testingFlower waste means pressed flower residues and cutting waste, e.g. gerbera; records from different studies show how varied this stream is.https://feedstockdata.com/knowledge/bmp-sargassum-biomass/https://feedstockdata.com/knowledge/bmp-sargassum-biomass/Tue, 08 Sep 2026 08:00:00 +0000BMP testingSargassum (gulfweed) is a brown seaweed that floods Caribbean beaches; it contains salt, polyphenols and arsenic, so it is a difficult, low-yielding biogas substrate.https://feedstockdata.com/knowledge/bmp-sunflower-seeds/https://feedstockdata.com/knowledge/bmp-sunflower-seeds/Wed, 02 Sep 2026 08:00:00 +0000BMP testingSunflower seeds are an oily and protein-rich material, examined in an interlaboratory BMP programme. A high fat content gives a high potential, but requires caution in dosing.https://feedstockdata.com/knowledge/bmp-pig-slurry/https://feedstockdata.com/knowledge/bmp-pig-slurry/Mon, 31 Aug 2026 08:00:00 +0000BMP testingPig slurry has low dry matter and a lot of ammonium nitrogen; its methane potential is moderate and depends strongly on the feed and storage.https://feedstockdata.com/knowledge/bmp-office-paper/https://feedstockdata.com/knowledge/bmp-office-paper/Fri, 21 Aug 2026 08:00:00 +0000BMP testingOffice paper (office waste paper) is almost pure cellulose with fillers, which digests well, but the range of results in the dataset is very wide.https://feedstockdata.com/knowledge/bmp-willow-short-rotation/https://feedstockdata.com/knowledge/bmp-willow-short-rotation/Mon, 17 Aug 2026 08:00:00 +0000BMP testingEnergy willow (Salix) from short-rotation plantations is woody biomass with a moderate methane potential, strongly dependent on shoot age and particle size.https://feedstockdata.com/knowledge/bmp-sugarcane-bagasse/https://feedstockdata.com/knowledge/bmp-sugarcane-bagasse/Thu, 06 Aug 2026 08:00:00 +0000BMP testingBagasse is a fibrous waste left after pressing sugar cane. Rich in lignocellulose, it requires size reduction and often pretreatment to perform well in the digestion chamber.https://feedstockdata.com/knowledge/bmp-primary-sludge/https://feedstockdata.com/knowledge/bmp-primary-sludge/Mon, 03 Aug 2026 08:00:00 +0000BMP testingPrimary sludge from wastewater treatment plants contains organic suspended solids and fats, so it digests better than excess sludge, but results are very widely dispersed.https://feedstockdata.com/knowledge/bmp-rabbit-and-rodent-feed-pellets/https://feedstockdata.com/knowledge/bmp-rabbit-and-rodent-feed-pellets/Sat, 01 Aug 2026 08:00:00 +0000BMP testingPelleted feed for rabbits and rodents is a test material from an interlaboratory BMP programme: a pellet of plants and cereals. The compilation contains curves measured at many laboratories.https://feedstockdata.com/knowledge/bmp-whey/https://feedstockdata.com/knowledge/bmp-whey/Wed, 29 Jul 2026 08:00:00 +0000BMP testingWhey, a by-product of cheesemaking, is a liquid substrate rich in lactose, which ferments quickly but readily acidifies the reactor and requires buffering.https://feedstockdata.com/knowledge/bmp-bird-feed-seed-mix/https://feedstockdata.com/knowledge/bmp-bird-feed-seed-mix/Thu, 23 Jul 2026 08:00:00 +0000BMP testingBird feed is a mixture of grains and seeds, used in the interlaboratory BMP programme as a test material. The compilation contains several records with measured curves.https://feedstockdata.com/knowledge/bmp-whole-tropical-fruit-papaya-mango/https://feedstockdata.com/knowledge/bmp-whole-tropical-fruit-papaya-mango/Thu, 18 Jun 2026 08:00:00 +0000BMP testingWhole tropical fruit (papaya, mango) is a material rich in sugars and water; records from different studies describe rejected fruit or fruit processed whole.https://feedstockdata.com/knowledge/bmp-poultry-manure/https://feedstockdata.com/knowledge/bmp-poultry-manure/Thu, 04 Jun 2026 08:00:00 +0000BMP testingPoultry litter (chicken, turkey) has a high dry matter content and a lot of nitrogen, so it gives a good potential, but very easily leads to ammonia inhibition.https://feedstockdata.com/knowledge/bmp-dragon-fruit-pitaya-peels/https://feedstockdata.com/knowledge/bmp-dragon-fruit-pitaya-peels/Thu, 28 May 2026 08:00:00 +0000BMP testingPitaya (dragon fruit) peels are a fibrous waste with a very large spread of results from several studies; this is influenced by pulp residue, mucilage and sample drying.https://feedstockdata.com/knowledge/bmp-rice-straw/https://feedstockdata.com/knowledge/bmp-rice-straw/Tue, 12 May 2026 08:00:00 +0000BMP testingRice straw is an enormous waste stream in Asia, rich in silica and lignocellulose. Practically absent in Poland, it is important as a reference point in research on straws.https://feedstockdata.com/knowledge/bmp-cattle-manure/https://feedstockdata.com/knowledge/bmp-cattle-manure/Thu, 30 Apr 2026 08:00:00 +0000BMP testingCattle manure and excreta are a lignocellulosic substrate of moderate potential, widely used in agricultural biogas plants as the basis of co-digestion.https://feedstockdata.com/knowledge/bmp-olive-pomace-olive-mill-solid-waste/https://feedstockdata.com/knowledge/bmp-olive-pomace-olive-mill-solid-waste/Tue, 28 Apr 2026 08:00:00 +0000BMP testingOlive pomace (pomace, alperujo) is a wet waste of olive oil mills, rich in polyphenols, lipids and lignin from the stones; the results vary widely.https://feedstockdata.com/knowledge/bmp-wheat-bran/https://feedstockdata.com/knowledge/bmp-wheat-bran/Fri, 27 Mar 2026 08:00:00 +0000BMP testingWheat bran is a by-product of grain milling, rich in fibre, residual starch and protein. The compilation is based on a small number of records from several studies.https://feedstockdata.com/knowledge/missing-points-on-a-bmp-curve-when-interpolation-is-honest-and-when-it-is-not/https://feedstockdata.com/knowledge/missing-points-on-a-bmp-curve-when-interpolation-is-honest-and-when-it-is-not/Tue, 17 Mar 2026 08:00:00 +0000BMP testingA missing measurement in a BMP test is a common situation. We show what interpolation can and cannot change in the result, how to flag it and why the end of the curve must not be "written in".https://feedstockdata.com/knowledge/bmp-hydrodictyon-reticulatum-water-net/https://feedstockdata.com/knowledge/bmp-hydrodictyon-reticulatum-water-net/Sun, 15 Mar 2026 08:00:00 +0000BMP testingHydrodictyon reticulatum, the water net, is a filamentous freshwater alga forming blooms in nutrient-rich waters; studies are few.https://feedstockdata.com/knowledge/what-is-a-bmp-test-and-why-is-it-key-for-a-biogas-plant/https://feedstockdata.com/knowledge/what-is-a-bmp-test-and-why-is-it-key-for-a-biogas-plant/Thu, 05 Mar 2026 08:00:00 +0000BMP testingA BMP test measures how much methane can be obtained from a given substrate under anaerobic conditions. We explain the course of the test, the units, interpretation of the curve and situations in which it is worth ordering one.https://feedstockdata.com/knowledge/bmp-spirulina-arthrospira/https://feedstockdata.com/knowledge/bmp-spirulina-arthrospira/Sun, 22 Feb 2026 08:00:00 +0000BMP testingSpirulina (Arthrospira) is a cyanobacterium with a very high protein content; digesting the biomass alone risks ammonia, so it is better to combine it with carbon substrates.https://feedstockdata.com/knowledge/bmp-hops-whole-plant/https://feedstockdata.com/knowledge/bmp-hops-whole-plant/Wed, 07 Jan 2026 08:00:00 +0000BMP testingHop as a whole plant is the biomass remaining after cone harvest or considered as an energy crop. In the compilation it appears in fresh form and as silage from a single study.https://feedstockdata.com/knowledge/bmp-slaughterhouse-waste-cattle-pigs-poultry/https://feedstockdata.com/knowledge/bmp-slaughterhouse-waste-cattle-pigs-poultry/Thu, 01 Jan 2026 08:00:00 +0000BMP testingSlaughterhouse waste is a heterogeneous group of by-products from the slaughter of cattle, pigs and poultry. High in energy, but subject to the ABP rules and carrying a risk of ammonia inhibition.https://feedstockdata.com/knowledge/bmp-para-grass/https://feedstockdata.com/knowledge/bmp-para-grass/Thu, 01 Jan 2026 08:00:00 +0000BMP testingPara grass (Urochloa mutica) is a fast-growing tropical fodder grass, studied as energy biomass; the records of one study are almost identical.https://feedstockdata.com/knowledge/bmp-sudan-grass/https://feedstockdata.com/knowledge/bmp-sudan-grass/Sun, 30 Nov 2025 08:00:00 +0000BMP testingSudan grass (Sudanese sorghum) is a fast-growing, heat-loving fodder grass, considered as an energy crop. The dataset covers several silage records from one study.https://feedstockdata.com/knowledge/bmp-rabbit-manure/https://feedstockdata.com/knowledge/bmp-rabbit-manure/Sun, 30 Nov 2025 08:00:00 +0000BMP testingRabbit excreta (manure and slurry) are a little-studied substrate; the dataset contains several records from several studies, so the data are indicative.https://feedstockdata.com/knowledge/bmp-four-o-clock-flower-leaves/https://feedstockdata.com/knowledge/bmp-four-o-clock-flower-leaves/Fri, 21 Nov 2025 08:00:00 +0000BMP testingThe leaves of the marvel of Peru (Mirabilis jalapa) are the biomass of an ornamental plant and tropical weed, studied in different size-reduction fractions with a very consistent result.https://feedstockdata.com/knowledge/bmp-rapeseed-meal-and-cake/https://feedstockdata.com/knowledge/bmp-rapeseed-meal-and-cake/Thu, 06 Nov 2025 08:00:00 +0000BMP testingRapeseed meal and cake is a protein-and-fibre by-product of pressing rapeseed and of biodiesel production; it contains glucosinolates and phytates, and in excess gives ammonia.https://feedstockdata.com/knowledge/bmp-cereal-straw-unspecified/https://feedstockdata.com/knowledge/bmp-cereal-straw-unspecified/Wed, 05 Nov 2025 08:00:00 +0000BMP testingCereal straw without a specified species is a collective category from publications that did not state the cereal. It describes a typical lignocellulosic material, but with greater uncertainty than species-specific straws.https://feedstockdata.com/knowledge/bmp-sorghum-straw-stover/https://feedstockdata.com/knowledge/bmp-sorghum-straw-stover/Fri, 31 Oct 2025 08:00:00 +0000BMP testingSorghum straw (stalks and leaves after grain harvest) gave 277-413 m³ CH₄/t VS in one Spanish study depending on variety; these are data from a single publication, so the spread concerns varieties and not many independent studies.https://feedstockdata.com/knowledge/bmp-glycerol-refining-residues-mong-distillation-residue/https://feedstockdata.com/knowledge/bmp-glycerol-refining-residues-mong-distillation-residue/Thu, 30 Oct 2025 08:00:00 +0000BMP testingMONG and distillation residues from glycerol purification are a waste of biodiesel production, containing glycerol, soaps, salts and fatty acids; results of several studies are almost consistent.https://feedstockdata.com/knowledge/bmp-rhubarb/https://feedstockdata.com/knowledge/bmp-rhubarb/Thu, 09 Oct 2025 08:00:00 +0000BMP testingRhubarb (leaves and whole plant) is a watery biomass with oxalic acid and anthraquinones; it digests readily, but the acid content lowers the pH of the feed.https://feedstockdata.com/knowledge/bmp-pineapple-fruit-and-leaves/https://feedstockdata.com/knowledge/bmp-pineapple-fruit-and-leaves/Wed, 01 Oct 2025 08:00:00 +0000BMP testingPineapple as a substrate comprises fruit and leafy shoots from plantations; records from different studies describe a material with high moisture content and an acidic pH.https://feedstockdata.com/knowledge/bmp-miscanthus-silvergrass/https://feedstockdata.com/knowledge/bmp-miscanthus-silvergrass/Tue, 02 Sep 2025 08:00:00 +0000BMP testingMiscanthus is a perennial energy grass with a high yield and a high lignin content. The dataset covers fresh matter and silage, autumn and summer harvests and different species.https://feedstockdata.com/knowledge/bmp-pla-polylactic-acid/https://feedstockdata.com/knowledge/bmp-pla-polylactic-acid/Mon, 01 Sep 2025 08:00:00 +0000BMP testingPLA (polylactide) and products made of it, e.g. films, tableware and cutlery, degrades very slowly under mesophilic conditions, and much better under thermophilic ones.https://feedstockdata.com/knowledge/bmp-sawdust-and-wood-chips/https://feedstockdata.com/knowledge/bmp-sawdust-and-wood-chips/Thu, 28 Aug 2025 08:00:00 +0000BMP testingSawdust and wood chips are a dry, nitrogen-poor lignocellulosic material with low digestibility; sawdust from Mozambique and chips from bedding were studied.https://feedstockdata.com/knowledge/bmp-cardboard-and-paperboard/https://feedstockdata.com/knowledge/bmp-cardboard-and-paperboard/Thu, 28 Aug 2025 08:00:00 +0000BMP testingCorrugated board and cardboard are cellulosic packaging wastes containing lignin; they ferment more slowly than office paper, but the results are relatively clustered.https://feedstockdata.com/knowledge/bmp-pomegranate-fruit-and-processing-wastes/https://feedstockdata.com/knowledge/bmp-pomegranate-fruit-and-processing-wastes/Tue, 19 Aug 2025 08:00:00 +0000BMP testingPomegranates as a substrate are peels, pomace, seeds and spoiled fruit from a single study; the result depends on the fraction, because peel and flesh differ in composition.https://feedstockdata.com/knowledge/bmp-maize-stover/https://feedstockdata.com/knowledge/bmp-maize-stover/Fri, 15 Aug 2025 08:00:00 +0000BMP testingMaize stover consists of stalks, leaves and cob husks left after grain harvest. Bulky and lignocellulosic, it is sometimes contaminated with soil and requires chopping before digestion.https://feedstockdata.com/knowledge/bmp-tropical-tubers-sweet-potato-chinese-yam/https://feedstockdata.com/knowledge/bmp-tropical-tubers-sweet-potato-chinese-yam/Wed, 13 Aug 2025 08:00:00 +0000BMP testingThe tropical tubers in the dataset are sweet potatoes and Chinese yam; starchy roots from several studies are characterised by high degradability and low lignin content.https://feedstockdata.com/knowledge/bmp-brewers-spent-grain/https://feedstockdata.com/knowledge/bmp-brewers-spent-grain/Sat, 02 Aug 2025 08:00:00 +0000BMP testingBrewers' spent grain is a protein- and fibre-rich by-product of beer production with high availability; valued as feed, and in a biogas plant it requires ammonia control.https://feedstockdata.com/knowledge/bmp-tree-leaves-leaf-litter/https://feedstockdata.com/knowledge/bmp-tree-leaves-leaf-litter/Fri, 01 Aug 2025 08:00:00 +0000BMP testingTree leaves (autumn leaf fall, e.g. birch and maple) contain a lot of lignin and tannins, so they digest poorly and slowly; they are a seasonal waste from urban green space.https://feedstockdata.com/knowledge/bmp-tobacco-stalks/https://feedstockdata.com/knowledge/bmp-tobacco-stalks/Sat, 26 Jul 2025 08:00:00 +0000BMP testingTobacco stalks are a lignocellulosic waste left after leaf harvest; raw stalks yield about 130-148 m³ CH₄/t VS in the literature, and clearly more only after pretreatment.