[en] Landscape Ecological Survey of the Bipindi-Akom II ... - ITTO

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.j::>. PROFILE PROFILE 167 Legend Legend unit: Soil classification: classification: Description: Description: Location: Location: Elevation: Elevation: Landform Landform and slope: slope: Parent material: material: Vegetation: Vegetation: Drainage: Drainage: Soil: Depth (cm) Hor. 0- 6 Ah 6- IS AB 15- 28 BA 28-118 Bwsl 118-200 118-200 Bws2 Cui Xanthic Xanthic Ferralsol Ferralsol (FAO) Typic Hapludox (Soil Taxonomy) Taxonomy) On 22-07-95 22-07-95 by Gerard Gerard Hazeu Hazeu About About I I km S of Ebom Ebom 11 village; village; 3"04'05 3°04'05 Nand Nand 10°42'59 10°42'59 E E 370 m Undulating Undulating to rolling uplands; uplands; lower slope 10 - 15% Gneisses of the Precambrian Precambrian shield Forest Well drained Very deep, yellowish yellowish brown clay with sandy clay topsoil Description Description dark yellowish yellowish brown (lOYRYR4/4); (IOYRYR4/4); sandy clay; moderate to strong, very fine crumb to subangular subangular blocky; loose, very friable, slightly sticky and slightly plastic; common to abundant, fine to medium roots; clear and smooth transition transition to dark yellowish yellowish brown brown (IOYR4/6); (I OYR4/6); sandy sandy clay; moderate moderate very fine to fine subangular subangular blocky; friable, slightly sticky and slightly plastic; few to common, common, fine to medium medium roots; gradual gradual and smooth smooth transition transition to to yellowish yellowish brown (IOYRs/6); (lOYRs/6); clay; moderate moderate very fine to fine subangular subangular blocky; friable, slightly sticky and slightly plastic; few few to many, fine to coarse roots; gradual and smooth transition to yellowish yellowish brown (IOYRs/8); (lOYR5/8); clay; weak to moderate, very fine to fine subangular subangular blocky; friable, slightly sticky and slightly plastic; few to many, very fine to fine roots; gradual and smooth transition transition to yellowish yellowish brown brown (IOYR5/8); (IOYR5/8); clay; few (15%) (15%) fine faint diffuse diffuse 2.sYR4/8 2.5YR4/8 mottles; mottles; weak to moderate, moderate, very fine to fine subangular subangular blocky; blocky; friable, friable, slightly sticky and slightly plastic; few very fine to fine roots. Horizon Ah AB BA Bwsl Bws2 Horizon Ah AB BA Bwsl Bws2 Horizon Ah AB BA Bwsl Bws2 Profile Profile 167 Particle size distribution distribution Depth Depth (cm) % of fine earth; in J.lm pH
VI VI PROFILE PROFILE 181 181 Legend Legend unit: unit: Soil Soil classification: classification: Description: Description: Location: Location: Elevation: Elevation: Landform Landform and and slope: slope: Parent Parent material: material: Vegetation: Vegetation: Drainage: Drainage: Soil: Soil: Depth Depth (cm) (cm) Hor. Hor. 0- 0- 3 3 Ah Ah 3- 3- 15 15 BA BA 15- 15- 30 30 Bwsl Bwsl 30- 30- 71 71 Bws2 Bws2 71-145 71-145 Bws3 Bws3 145-175 145-175 Bv Bv Cu2IDul Cu2IDul Acri-xanthic Acri-xanthic Ferralsol Ferralsol (FAO) (FAO) Typic Typic Kandiudult Kandiudult (Soil (Soil Taxonomy) Taxonomy) On On 26-07-95 26-07-95 by by Gerard Gerard Hazeu Hazeu About About 2 2 km km NE NE ofObo'otomba ofObo'otomba village; village; 3°04'11 3°04'11 Nand Nand 10°35'68 10°35'68 E E Unknown Unknown Rolling Rolling uplands; uplands; summit, summit, upper upper slope slope 10% 10% Gneisses Gneisses and/or and/or migmatites migmatites of of the the Precambrian Precambrian shield shield Forest Forest Well Well drained drained Deep, Deep, yellowish yellowish brown brown clay clay with with sandy sandy clay clay loam loam to to sandy sandy clay clay topsoil topsoil Description Description dark dark brown brown (IOYR3/3); (IOYR3/3); sandy sandy clay clay loam; loam; moderate moderate very very fine fine to to fine fine crumb crumb to to subangular subangular blod:y; blod:y; very very friable, friable, slightly slightly sticky sticky and and slightly slightly plastic; plastic; few few to to abundant, abundant, very very fine fine to to medium medium roots; roots; abrupt abrupt and and smooth smooth transition transition to to dark dark yellowish yellowish brown brown (IOYR4/6); (IOYR4/6); sandy sandy clay clay loam; loam; weak weak to to moderate, moderate, fine fine angular angular to to sub sub angular angular blocky; blocky; friable, friable, slightly slightly sticky sticky and and slightly slightly plastic; plastic; very very few few to to common, common, fine fine to to medium medium roots; roots; gradual gradual and and wavy wavy transition transition to to yellowish yellowish brown brown (IOYR5/6); (IOYR5/6); sandy sandy clay clay to to clay; clay; moderate moderate fine fine subangular subangular blod:y; blod:y; firm, firm, slightly slightly sticky sticky and and slightly slightly plastic; plastic; very very few few to to common, common, fine fine to to medium medium roots; roots; gradual gradual and and smooth smooth transition transition to to yellowish yellowish brown brown (I0YR5/8); (I0YR5/8); slightly slightly gravelly gravelly clay; clay; very very few few small small soft soft irregular irregular iron iron concretions; concretions; weak weak to to moderate, moderate, fine fine subangular subangular blocky; blocky; firm, firm, slightly slightly sticky sticky and and slightly slightly plastic; plastic; few few to to common, common, fine fine to to medium medium roots; roots; gradual gradual and and smooth smooth transition transition to to yellowish yellowish brown brown (IOYR5/8); (IOYR5/8); gravelly gravelly to to very very gravelly, gravelly, slightly slightly stony stony clay; clay; few few (5%) (5%) fine fine faint faint diffuse diffuse 7.5YR5/8 7.5YR5/8 mottles; mottles; very very few few to to few, few, small small soft soft to to hard, hard, irregular irregular to to spherical spherical iron iron concretions; concretions; weak weak very very fine fine to to fine fine sub sub angular angular blocky; blocky; friable, friable, slightly slightly sticky sticky and and slightly slightly plastic; plastic; few few very very fine fine roots; roots; diffuse diffuse and and smooth smooth transition transition to to yellowish yellowish brown brown (I (I OYR5/8); OYR5/8); gravelly gravelly clay; clay; few few to to frequent, frequent, small small soft soft to to hard, hard, irregular irregular to to spherical spherical iron iron concretions; concretions; weak weak very very fine fine to to fine fine subangular subangular blocky; blocky; friable, friable, slightly slightly sticky sticky and and slightly slightly plastic; plastic; few few very very Horizon Horizon Ah Ah BA BA Bwsl Bwsl Bws2 Bws2 Bws3 Bws3 Bv Bv Horizon Horizon Ah Ah BA BA Bwsl Bwsl Bws2 Bws2 Bws3 Bws3 Bv Bv Horizon Horizon Ah Ah BA BA Bwsl Bwsl Bws2 Bws2 Bws3 Bws3 Bv Bv Profile Profile 181 181 Particle Particle size size distribution distribution Depth Depth (cm) (cm) % % of of fine fine earth; earth; in in I'm I'm pH pH
Page 2:
Landscape ecological survey (1: 100
Page 5 and 6:
ABSTRACT Gemerden, van, B.S, G.W. H
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5.2.4 Valley Bottom soils .........
Page 9 and 10:
PREFACE ABOUT TROPENBOS The Tropenb
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SUMMARY This report presents the re
Page 13 and 14:
1. INTRODUCTION 1.1 FOREST LAND INV
Page 15:
2. STUDY AREA 2.1 LOCATION AND INFR
Page 20:
The Ntem complex is comparable to t
Page 24 and 25:
as hunting, fishing and gathering o
Page 26 and 27:
3. METHODOLOGY 3.1 LANDSCAPE ECOLOG
Page 29:
The described land and soil related
Page 32 and 33:
3.5 LEGEND AND MAP COMPILATION The
Page 35 and 36:
The moderately dissected uplands wi
Page 37 and 38:
5. SOILS 5.1 LITERATURE REVIEW The'
Page 39 and 40:
Table 5.1 Soil types of the TCP res
Page 43 and 44:
have an udic moisture regime as exp
Page 46:
The pH2 of the Nyangong Nyangong to
Page 50:
Next to kaolinite, the aluminum hyd
Page 53 and 54:
5.5.2 Soil genesis The following so
Page 55:
6. VEGETATION 6.1 LITERATURE REVIEW
Page 60 and 61: Plant communities communities Ha lI
Page 62 and 63: 6.4.2 Podococcus Podococcus - Polya
Page 64 and 65: Most common species in the herb lay
Page 66 and 67: In the shrub like vegetation of of
Page 68 and 69: intensity shifting cultivation take
Page 70: these valley bottoms are sufficient
Page 73 and 74: REFERENCES Aleva, G.J.J. (ed.). (19
Page 75 and 76: Kekem, A.J. van, Pulles, J.H.M. and
Page 78 and 79: 00 o
Page 81 and 82: ANNEX III METHODS FOR CHEMICAL AND
Page 83 and 84: CEC and exchangeable bases (with 1
Page 85 and 86: Conclusions The majority of origina
Page 87: ANNEX IV Soil profile descriptions
Page 91: -..0 w PROFILE 71 Legend unit: Soil
Page 95 and 96: PROFILE 123 Legend unit: Bh2 Soil c
Page 97 and 98: PROFILE 134 Legend unit: Soil class
Page 99 and 100: o PROFILE 215 Legend unit: Bh2 Soil
Page 101 and 102: PROFILE 254 Legend unit: Soil class
Page 104 and 105: e> 0\ IV.B Ebom soil type PROFILE 1
Page 106 and 107: o o 00 00 PROFILE PROFILE 140 140 L
Page 108 and 109: o PROFILE 147 Legend unit: Cui Soil
Page 110: N PROFILE PROFILE 153 Legend unit:
Page 115 and 116: PROFILE PROFILE 201 201 Legend Lege
Page 117: PROFILE PROFILE 204 204 Legend Lege
Page 125 and 126: PROFILE PROFILE ISO ISO Legend Lege
Page 129: w w PROFILE PROFILE 219 219 Legend
Page 133 and 134: w w Vl Vl PROFILE PROFILE 183 183 L
Page 137: ANNEX V Vegetation data ANNEX V Veg
Page 148 and 149: Vegetation type la U lIb lIe III IV
Page 150 and 151: Vegetation type la II lIb IIc III I
Page 152 and 153: 2. Non-differential species 2. Non-
Page 154 and 155: Vegetation type la lIa lib ne Ilia
Page 156 and 157: Vegetation type la lIa lib lie Ilia
Page 158 and 159: Vegetation type la lIa lib lie Ilia
Page 160 and 161: Columbidae Columbidae Treron austra
Page 162:
Sylviidae Sylviidae Bathmocercus ru
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[en] Landscape Ecological Survey of the Bipindi-Akom II ... - ITTO

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