Legend (AgInsight_Services/SIS_AgInsight_Soils_P)

Soil Characterisation Sites (0) Land Systems (1) Kangaroo Island Land Zones (2) Biophysical Regions (3) Biophysical Subregions (4) Soil Landscape Units (5) Land Types (6) SOILS FORMED ON BASEMENT ROCK A Non arable hills and rises with shallow stony soil and variable rock outcrop B Low hills and rises with mainly acid to neutral, loam to clay loam texture contrast soil C Low hills and rises with mainly acid to neutral, sandy to sandy loam texture contrast soil D Low hills and rises with mainly sandy to loamy, texture contrast soil with calcareous subsoil E Low hills and rises with mainly neutral to alkaline gradational soil, calcareous soil and / or shallow stony soil SOILS FORMED ON DEEPLY WEATHERED MATERIAL WITH IRONSTONE F Plateaux, rises and low hills with mainly acid to neutral sandy to loamy texture contrast or gradational soil with ironstone SOILS FORMED ON UNCONSOLIDATED SEDIMENTS / DEEPLY WEATHERED ROCK G Rises and plains with mainly neutral to alkaline, sandy texture contrast soil with calcareous subsoil H Rises and plains with mainly loamy texture contrast or gradational soil I Rises and plains with mainly calcareous soil P Rises, plains and low hills with mainly acid to neutral, sandy texture contrast soil or deep sand T Rises and plains with mainly neutral to alkaline clay loamy to clayey soil SOILS FORMED ON OUTWASH SEDIMENTS DERIVED FROM BASEMENT ROCK HIGHS J Plains and gentle slopes with mainly deep texture contrast soil with calcareous subsoil K Plains and gentle slopes with mainly deep calcareous soil or gradational / clayey soil with calcareous subsoil L Plains and gentle slopes with mainly deep neutral to acid soil SOILS FORMED ON RELICT COASTAL DUNES M Relict coastal dunes with shallow soil on calcrete, sandy texture contrast soil and / or deep sand SOILS FORMED ON MARINE / LAGOONAL CLAY OR LIMESTONE N Corridor plains between relict coastal dunes (M) with mainly neutral to alkaline, sandy texture contrast soil or shallow soil on limestone V Plains with mainly neutral to alkaline gradational or texture contrast soil, often marginally saline m Rises and plains on calcreted Miocene limestone with mainly shallow loamy soils SOILS FORMED ON CALCRETE Q Plains and rises with mainly shallow calcareous soil (or mixed calcareous and non-calcareous soil) on calcrete R Plains and rises with mainly shallow non-calcareous soil on calcrete SOILS FORMED ON SOFT / RUBBLY CALCAREOUS SEDIMENTS S Plains and rises with mainly loamy calcareous soil Y Plains, rises and dunes with mainly shelly sand to sandy loam DUNE FIELDS O Dune / swale systems with mainly acid to neutral, bleached siliceous sand on dunes U Dune / swale systems with mainly neutral to alkaline, unbleached siliceous sand with calcareous subsoil on dunes COASTAL LAND W Beaches, dunes, swamps, back plains, mud and samphire flats, shellgrit flats, tidal flats, mangroves and coastal cliffs MODERN WATERCOURSE / FRESHWATER WETLAND X Flats, terraces and watercourses with modern alluvial soil; freshwater wetlands with swamp soils; and associated landforms SALINE LAND Z Saline land, saline to brackish lakes and lagoons, and associated gypsum deposits and lunettes SOILS FORMED ON VOLCANIC ASH v Rises, plains and low hills mantled by volcanic ash MISCELLANEOUS - Quarry/mine (-Q-); mine spoil (-S-); lake (-L-); reservoir (-R-) Deep Drainage (8) A: More than 150 cm B: 100 - 150 cm C: 10 - 30% has impeding layer within 100 cm D: 50 - 100 cm E: 25 - 50 cm F: Less than 25 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Rootzone Depth Potential (Sensitive Horticultural Crops) (9) A: More than 100 cm B: 80 - 100 cm C: 60 - 80 cm D: 50 - 60 cm E: 40 - 50 cm F: 30 - 40 cm G: 20 - 30 cm H: Less than 20 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Rootzone Depth Potential (Medium Sensitivity Horticultural Crops) (10) A: More than 100 cm B: 80 - 100 cm C: 60 - 80 cm D: 50 - 60 cm E: 40 - 50 cm F: 30 - 40 cm G: 20 - 30 cm H: Less than 20 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Rootzone Depth Potential (Hardy Horticultural Crops) (11) A: More than 100 cm B: 80 - 100 cm C: 60 - 80 cm D: 50 - 60 cm E: 40 - 50 cm F: 30 - 40 cm G: 20 - 30 cm H: Less than 20 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Rootzone Depth Potential (Annual Root Crops) (12) A: More than 100 cm B: 80 - 100 cm C: 60 - 80 cm D: 50 - 60 cm E: 40 - 50 cm F: 30 - 40 cm G: 20 - 30 cm H: Less than 20 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Rootzone Depth Potential (Above Ground Annual Horticultural Crops) (13) A: More than 100 cm B: 80 - 100 cm C: 60 - 80 cm D: 50 - 60 cm E: 40 - 50 cm F: 30 - 40 cm G: 20 - 30 cm H: Less than 20 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Acidity (15) SOIL ACIDITY / SURFACE BUFFERING CAPACITY (BC) A: Negligible / Any BC B: 10 - 30% of soils acidic / Any BC C: Acidic surface soil only / Moderate to high BC D: Acidic surface soil only / Low BC E: Acidic surface and subsoil / Moderate to high BC F: Acidic surface and subsoil / Low BC X: Not applicable NOTE: Refer to metadata for layer description and limitations Acid Sulfate Soil Potential (16) PROPORTION OF LAND SUSCEPTIBLE A: Negligible B: 1 - 10% C: 10 - 30% D: 30 - 60% E: More than% O: Incomplete data X: Not applicable NOTE: Refer to metadata for layer description and limitations Alkalinity (17) SURFACE (0 - 10 cm) / SUBSOIL (30 - 80 cm) ALKALINITY A: Non alkaline / Non alkaline B: Non alkaline / Alkaline C: Non alkaline / Strongly alkaline D: 10 - 30% alkaline / Any E: Alkaline / Alkaline F: Alkaline / Strongly alkaline G: Strongly alkaline (10 - 30 cm) / Strongly alkaline H: Strongly alkaline (0 - 10 cm) / Strongly alkaline X: Not applicable NOTE: Refer to metadata for layer description and limitations Aluminium Toxicity (18) A: Negligible to minor B: 10 - 30% moderate toxicity C: 30 - 90% moderate toxicity D: 30 - 90% moderate and up to 30% high toxicity E: More than 90% moderate toxicity F: 30 - 90% high toxicity G: More than 90% high toxicity X: Not applicable NOTE: Refer to metadata for layer description and limitations Boron Toxicity (Depth to Toxic Layer) (19) DEPTH TO TOXIC BORON A: None present or deeper than 100 cm B: 50 - 100 cm C: 25 - 50 cm D: 10 - 25 cm E: Less than 10 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Boron Toxicity (Proportion of Land Affected) (20) A: Negligible B: 1 - 10% C: 10 - 30% D: 30 - 60% E: More than 60% X: Not applicable NOTE: Refer to metadata for layer description and limitations Calcareous Subsoil (21) A: Negligible B: Up to 30% at 30 - 60 cm C: More than 30% at 30 - 60 cm D: Up to 30% within 30 cm; and up to 30% at 30 - 60 cm E: Up to 30% within 30 cm; and more than 30% at 30 - 60 cm F: 30 - 60% within 30 cm; and up to 30% at 30 - 60 cm G: 30 - 60% within 30 cm; and more than 30% at 30 - 60 cm H: More than 60% within 30 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Calcareous Surface Soil (22) A: Negligible B: Less than 10% C: 10 - 30% D: 30 - 60% (mainly moderate to highly calcareous) E: 30 - 60% (mainly very highly calcareous) F: More than 60% (mainly moderate to highly calcareous) G: More than 60% (mainly very highly calcareous) X: Not applicable NOTE: Refer to metadata for layer description and limitations Inherent Fertility (23) AVERAGE INHERENT FERTILITY A: High to very high B: Moderate C: Moderately low D: Low E: Very low X: Not applicable NOTE: Refer to metadata for layer description and limitations Sodium Toxicity (Depth to Toxic Layer) (24) A: None present or deeper than 100 cm B: 50 - 100 cm C: 25 - 50 cm D: 10 - 25 cm E: Less than 10 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Sodium Toxicity (Proportion of Land Affected) (25) A: Negligible B: 1 - 10% C: 10 - 30% D: 30 - 60% E: More than 60% X: Not applicible NOTE: Refer to metadata for layer description and limitations Gully Erosion (27) A: Negligible B: Up to 5% C: 5 - 10% D: 10 - 20% E: 20 - 50% F: More than 50% X: Not applicable NOTE: Refer to metadata for layer description and limitations Mass Movement (Landslip) (28) A: Negligible affected and no potential B: Negligible affected - less than 30% of land with potential C: Negligible affected - more than 30% of land with potential D: Up to 5% of land affected E: More than 5% of land affected X: Not applicable NOTE: Refer to metadata for layer description and limitations Scalding (29) A: Negligible B: Up to 5% C: 5 - 10% D: 10 - 50% E: More than 50% X: Not applicable NOTE: Refer to metadata for layer description and limitations Water Erosion Potential (30) A: Low (no special management needed) B: Moderately low (modified surface management needed) C: Moderate (engineered works needed) D: Moderately high (semi arable) E: High (non arable) F: Very high (non arable, not traversable) G: Extreme (non productive) X: Not applicable NOTE: Refer to metadata for layer description and limitations Wind Erosion Potential (31) Low Moderately low Moderate 10 - 30% moderately high to extreme Moderately high High to extreme Not applicable NOTE: Refer to metadata for layer description and limitations Waterholding Capacity (33) AVERAGE AVAILABLE WATERHOLDING CAPACITY A: High (more than 100 mm) B: Moderate (70 - 100 mm) C: Moderately low (40 - 70 mm) D: Low (20 - 40 mm) E: Very low (less than 20 mm) X: Not applicable NOTE: Refer to metadata for layer description and limitations Depth to Watertable (34) A: More than 200 cm B: More than 200 cm over at least 70% of the landscape, but shallower in places C: 100 - 200 cm D: Shallower than 100 cm over 10 - 30% of the landscape E: 50 - 100 cm F: 0 - 50 cm G: Above surface for up to 3 months H: Above surface for 3 - 10 months I: Above surface for more than 10 months X: Not applicable NOTE: Refer to metadata for layer description and limitations Recharge Potential (35) A: Negligible / Negligible B: Negligible / Less than 30% C: Negligible / More than 30% D: Less than 30% / Less than 30% E: Less than 30% / More than 30% F: 30 - 60% / Less than 30% G: 30 - 60% / More than 30% H: More than 60% / Any X: Not applicable NOTE: Refer to metadata for layer description and limitations Waterlogging Susceptibility (36) DRAINAGE / DEGREE OF WATERLOGGING Rapidly to well drained / Rarely wet for more than several days Moderately well drained / Wet for up to one week 10 - 30% of the landscape is imperfectly to very poorly drained Imperfectly drained / Wet for several weeks Poorly drained / Wet for several months Very poorly drained / Wet for most of the year Inundated / Permanently under water Not applicable NOTE: Refer to metadata for layer description and limitations Depth to Hardpan (38) A: More than 150 cm B: 100 - 150 cm C: 50 - 100 cm D: 25 - 50 cm E: 10 - 25 cm F: Less than 10 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Depth to Hard Rock (39) A: More than 150 cm B: 100 - 150 cm C: 50 - 100 cm D: 25 - 50 cm E: 10 - 25 cm F: Less than 10 cm X: Not applicable NOTE: Refer to metadata for layer description and limitations Physical Condition of Soil (40) A: Negligible B: 10 - 30% mixture of categories D and E C: Sandy, friable surface / Poor subsoil structure D: Hard setting, sealing surface / Negligible subsoil limitation E: Hard setting, sealing surface / Poor subsoil structure W: Too wet and/ or saline for cropping N: Too rocky or steep for farm equipment W: Not applicable NOTE: Refer to metadata for layer description and limitations Physical Condition of Surface Soil (41) A: Negligible B: Less than10% C: 10 - 30% D: 30 - 60% E: More than 60% X: Not applicable NOTE: Refer to metadata for layer description and limitations Subsoil Structure (42) A: Low B: Low; with 10 - 30% moderately low to moderate C: Moderately low D: Low to moderately low; with 10 - 30% moderate to very high E: Moderate F: High G: Very high X: Not applicable NOTE: Refer to metadata for layer description and limitations Water Repellence (43) LAND SUSCEPTIBLE / DEGREE Negligible to minor 10 - 30% moderately repellent 30 - 60% moderately repellent >60% moderately repellent 10 - 30% strongly repellent 30 - 60% strongly repellent 60 - 90% strongly repellent >90% strongly repellent Not applicable NOTE: Refer to metadata for layer description and limitations Non-Watertable Salinity (45) A: Low B: Moderately low C: Moderate D: Moderately high E: High X: Not applicable NOTE: Refer to metadata for layer description and limitations Watertable Induced Salinity (46) A: Negligible B: Moderately low, or <2% highly saline C: Moderate, or 2 - 10% highly saline D: Moderately high, or 10 - 30% highly saline E: Moderately high to high, or 30 - 50% highly saline F: >50% high (mainly secondary) G: Very high to extreme (mainly primary) X: Not applicable Non-Watertable Salinity (Magnesia Patches) (47) A: Negligible B: Up to 2% C: 2 - 10% D: 10 - 50% E: More than 50% X: Not applicable NOTE: Refer to metadata for layer description and limitations Surface Exposure (49) A: Low B: Moderate (upper slopes) C: High (coastal) X: Not applicable NOTE: Refer to metadata for layer description and limitations Flooding Susceptibility (50) A: Negligible B: 1 - 10% C: 10 - 30% D: 30 - 60% E: More than 60% X: Not applicable NOTE: Refer to metadata for layer description and limitations Rockiness (51) A: Negligible B: Rocks interfere with tillage (but picking, rolling not needed for most uses) C: Stone picking or rolling needed for cultivation, or less than 10% outcrop in reefs D: 10 - 50% outcrop in reefs, allowing cultivation in between E: Too rocky for cropping (pasture improvement possible) F: Too rocky for machinery access G: Rock pavements and rock faces X: Not applicable NOTE: Refer to metadata for layer description and limitations Soil Groups (53) MOST COMMON SOIL GROUP A: Calcareous soils B: Shallow soils on calcrete or limestone C: Gradational soils with highly calcareous lower subsoil D: Hard red-brown texture contrast soils with neutral to alkaline subsoil E: Cracking clay soils F: Deep loamy texture contrast soils with brown or dark subsoil G: Sand over clay soils H: Deep sands I: Highly leached sands J: Ironstone soils K: Shallow to moderately deep acidic soils on rock L: Shallow soils on rock M: Deep uniform to gradational soils N: Wet soils O: Volcanic ash soils R: Rocks W: Water X: Not applicable NOTE: Refer to metadata for layer description and limitations Soil Subgroups (54) MOST COMMON SOIL TYPE CALCAREOUS SOILS A1: Highly calcareous sandy loam A2: Calcareous loam on rock A3: Moderately calcareous loam A4: Calcareous loam A5: Calcareous loam on clay A6: Calcareous gradational clay loam A7: Calcareous clay loam on marl A8: Gypseous calcareous loam SHALLOW SOILS ON CALCRETE OR LIMESTONE B1: Shallow highly calcareous sandy loam on calcrete B2: Shallow calcareous loam on calcrete B3: Shallow sandy loam on calcrete B4: Shallow red loam on limestone B5: Shallow dark clay loam on limestone B6: Shallow loam over red clay on calcrete B7: Shallow sand over clay on calcrete B8: Shallow sand on calcrete B9: Shallow clay loam over brown or dark clay on calcrete GRADATIONAL SOILS WITH HIGHLY CALCAREOUS LOWER SUBSOIL C1: Gradational sandy loam C2: Gradational loam on rock C3: Friable gradational clay loam C4: Hard gradational clay loam C5: Dark gradational clay loam HARD RED-BROWN TEXTURE CONTRAST SOILS WITH NEUTRAL TO ALKALINE SUBSOIL D1: Loam over clay on rock D2: Loam over red clay D3: Loam over poorly structured red clay D4: Loam over pedaric red clay D5: Hard loamy sand over red clay D6: Ironstone gravelly sandy loam over red clay D7: Loam over poorly structured clay on rock CRACKING CLAY SOILS E1: Black cracking clay E2: Red cracking clay E3: Brown or grey cracking clay DEEP LOAMY TEXTURE CONTRAST SOILS WITH BROWN OR DARK SUBSOIL F1: Loam over brown or dark clay F2: Sandy loam over poorly structured brown or dark clay SAND OVER CLAY SOILS G1: Sand over sandy clay loam G2: Bleached sand over sandy clay loam G3: Thick sand over clay G4: Sand over poorly structured clay G5: Sand over acidic clay DEEP SANDS H1: Carbonate sand H2: Siliceous sand H3: Bleached siliceous sand HIGHLY LEACHED SANDS I1: Highly leached sand I2: Wet highly leached sand IRONSTONE SOILS J1: Ironstone soil with alkaline lower subsoil J2: Ironstone soil J3: Shallow soil on ferricrete SHALLOW TO MODERATELY DEEP ACIDIC SOILS ON ROCK K1: Acidic gradational loam on rock K2: Acidic loam over clay on rock K3: Acidic sandy loam over red clay on rock K4: Acidic sandy loam over brown or grey clay on rock K5: Acidic gradational sandy loam on rock SHALLOW SOILS ON ROCK L1: Shallow soil on rock DEEP UNIFORM TO GRADATIONAL SOILS M1: Deep sandy loam M2: Deep friable gradational clay loam M3: Deep gravelly soil M4: Deep hard gradational sandy loam WET SOILS N1: Peat N2: Saline soil N3: Wet soil (low to moderately high salinity) VOLCANIC ASH SOILS O1: Volcanic ash soil MISCELLANEOUS RR: Rock WW: Water XX: Not applicable NOTE: Refer to metadata for layer description and limitations Surface Texture (55) MOST COMMON SURFACE TEXTURE A*: Sand B*: Loamy sand C*: Sandy loam D*: Loam E*: Sandy clay loam F*: Clay loam G*: Clay X: Not applicable NOTE: Refer to metadata for layer description and limitations