clean, make clean

topsoil, sphagnum, manuring, hardpan, mulch, compost, sediment, loam, tilth, stolons, humus, juglone, clayey, frost heaving, sphagnum moss, vegetation, moss, nitrogen, fertilizer, surface, bermuda grass, downy brome, groundcover, perennial ryegrass, spadeful, fescue grass, quack grass, grasses, seedbed, superphosphate, dirt, marsh mallow, rye grass, groundwater, compost pile, silt, soilless, organic fertilizer, streambed, compaction, taproots, cottonseed meal, fertilizing, earth, regolith, rhizosphere, hilling, phalaris, sand, kikuyu, earthworms, foxtail barley, johnsongrass, chinch bug, arundo, nut sedge, bahia, sclerotia, herbicide, planting, creeping bentgrass, ground, vinca minor, herbage, root rot, perlite, mucilage, rootbound, subsoil, shrub, mycelium, vetch, paramo, lawns, corm, sodic, reed canary grass, forb, crown vetch, goosegrass, soil erosion, ensiling, buffel grass, bonemeal, ailanthus, prussic acid, nutrients, sedimentation, subsurface, weeds, armillaria, aerification, peat moss, quackgrass, subgrade, flowerbeds, seedling, ammonium sulfate, phosphorous, trowel, microorganisms, tilling, soils, turf, tobacco, alluvium, loams, subsoils, gravel, muck, clay, hemp, peat, wool, cloth, cotton, whig, republican, antislavery, populist, slavery, abolitionist, greenback, leftwing, unionist, centrist, federalist, nationalist, tory, proslavery, copperhead, cratic, legitimist, trotskyist, antifederalist, conservative

alluvial soil, badlands, blemish, bog soil, bottom, bottomland, boulder clay, caliche, clay, clunch, coastland, contaminate, crock, cultivated land, desertic soil, desert soil, dust, foul, fuller's earth, gilgai soil, greensward, gumbo, gumbo soil, hardpan, humus, indian red, indurated clay, laterite, loam, loess, marl, mire, mold, mould, muck, muck up, mud, muddy, muddy up, overburden, permafrost, podsol, podsolic soil, podsol soil, podzol, podzol soil, pollute, prairie soil, rangeland, regosol, residual clay, residual soil, sand, sedimentary clay, silt, slime, smear, sod, splash, spot, subsoil, surface soil, sward, till, tillage, tilled land, tilth, topsoil, tundra soil, turf, undersoil, wetland, wiesenboden

., a-horizon, abronia villosa, actinomyces, actinomycin, agaricus campestris, agricultural laborer, agricultural labourer, agriculture, agriculture department, agriculturist, agronomist, agronomy, allionia incarnata, alluvial soil, angleworm, aquiculture, arachis hypogaea, arcellidae, archeological remains, arctium minus, astreus hygrometricus, a horizon, bacilli, bacillus, bacillus globigii, bacillus subtilis, banded sand snake, banian, banian tree, banyan, banyan tree, battle of ypres, bed, bedrock, beggarweed, bespatter, blindworm, blur, bog, boggy, boletus variipes, boulder clay, burweed marsh elder, bury, bush clover, caecilian, calcicolous, calcifugous, caliche-topped, candlenut, celandine, chilomeniscus cinctus, chlamydomonas, chlorococcum, clay, clayey, cloggy, collembolan, colter, common burdock, compact, conservancy, cordgrass, cord grass, core, coulter, cover crop, crawler, crock, cropped, cultivator, decontaminate, deere, deflation, denitrify, department of agriculture, desertic soil, desert sand verbena, desert soil, desmodium purpureum, desmodium tortuosum, desperately, detoxify, dew worm, diatomaceous earth, diatomite, digger wasp, dirty, down, earthlike, earthworm, east indian fig tree, eat away, erode, exhausted, false ragweed, family arcellidae, family streptomycetaceae, fertiliser, fertilize, fertilizer, ficus bengalensis, field capacity, field mushroom, fishing worm, fishworm, flooded gum, fossil, free-soil, fret, friable, frost heave, frost heaving, fuller's earth, furrow, genus chlamydomonas, genus chlorococcum, genus clostridium, genus myricaria, genus nitrobacter, genus nitrosomonas, geographics, geography, geophilomorpha, gilgai soil, glycine max, gramicidin, grass bacillus, green manure, ground water, grower, gutter, hack, hallowed, halophyte, harrow, hay bacillus, heath, heathland, heavy, horizon, hospitable, humified, humus, hush, hydroponics, hydroxytetracycline, impairer, impatiens capensis, indian banyan, indian red, iva xanthifolia, jerusalem cricket, jewelweed, john deere, kieselguhr, lady's earrings, laterite, laurel oak, leach, leaf mold, leaf mould, leaf soil, lespedeza, lesser burdock, liberty party, light, lithophyte, lithophytic plant, loam, loamy, loosen, marshy, meadow mushroom, melilot, melilotus, milk thistle, mire, miry, moil, mold, mole cricket, moor, moorland, moth bean, mould, muck, mucky, muck up, mud, muddy, mulch, mycostatin, myricaria, nightcrawler, nightwalker, nitric bacteria, nitrification, nitrify, nitrobacter, nitrobacteria, nitrobacterium, nitrogen balance, nitrogen cycle, nitrogen fixation, nitrosobacteria, nitrosomonas, nitrous bacteria, nystan, nystatin, orange balsam, order geophilomorpha, organic, overburden, oxytetracycline, oxytetracycline hydrochloride, parched, peanut, peanut vine, peat bog, percolation, pervious, phaseolus aconitifolius, pillwort, pilularia globulifera, pin oak, planted, plant food, plough, ploughshare, plow, plowshare, podsol, podsolic soil, podsol soil, podzol, podzol soil, pollutant, polymyxin, poor, possum oak, prairie soil, prongy, proturan, prunus cuneata, prunus pumila, prunus pumilla susquehanae, prunus susquehanae, quaggy, quercus bicolor, quercus laurifolia, quercus nigra, quercus palustris, rain-wash, raiser, rake, red worm, regosol, residual clay, residual soil, retain, retentivity, rich, richness, ridge, rill, rootage, root hair, rotate, rotation, rye, saltation, saltbush, sandy, sandy mushroom, sand cherry, sand cricket, scarify, scientific agriculture, secale cereale, sedimentary clay, serratia marcescens, share, shifting, silty, sloughy, smear, smudge, smutch, soiled, soil bank, soil conservation, soil erosion, soil horizon, soil profile, soja, soja bean, sow thistle, soy, soya, soya bean, soybean, soybean plant, spatter, splash, springtail, spring vetch, spring water, stenopelmatus fuscus, streptomycetaceae, streptothricin, subsoil, subtilin, surface soil, swampy, swamp oak, swamp white oak, sweet clover, tamarisk, tame, tank farming, telsontail, tensiometer, terramycin, thiobacillus, third battle of ypres, third crusade, till, tillage, tiller, tilth, topsoil, touch-me-not, trailing four o'clock, trailing windmills, transfer, transplant, tricholoma populinum, tundra soil, turn over, tyrocidin, tyrocidine, unclean, unconsolidated, uncropped, undersoil, unfirm, unsoiled, unspotted, unstained, usda, verticilliosis, vetch, vicia sativa, vigna aconitifolia, wash, washout, watery, water mold, water oak, well water, wiesenboden, wiggler, work, wynnea sparassoides, ypres

alter, change, dirtiness, earth, ground, object, physical object, uncleanness

begrime, bemire, colly, dirt, dirty, filth, grease, grime, ground, land, stain