EFFECT OF FOUR CONTINUOUS TILLAGE SYSTEMS ON MECHANICAL IMPEDANCE OF A CLAY LOAM SOILBAUDER JW; RANDALL GW; SWANN JB et al.1981; SOIL SCI. SOC. AM. J.; USA; DA. 1981; VOL. 45; NO 4; PP. 802-806; BIBL. 17 REF.Article

DIFFUSION OF IONS AND UNCHARGED SOLUTES IN SOILS ANS SOIL CLAYSNYE PH.1979; ADV. IN AGRON.; USA; DA. 1979; VOL. 31; PP. 225-272; BIBL. 4 P.Article

TECHNIQUE PSYCHROMETRIQUE DE MESURE DE L'HYSTERESIS DES CARACTERISTIQUES HYDROPHYSIQUES DES SOLS NON SALINSGLOBUS AM.1982; POCHVOVEDENIE; SUN; DA. 1982; NO 3; PP. 108-112; ABS. ENG; BIBL. 11 REF.Article

CATION RELEASE FROM SODIUM- AND CALCIUM-SATURATED CLAY-SIZED SOIL FRACTIONSSUAREZ DL; FRENKEL H.1981; SOIL SCI. SOC. AM. J.; USA; DA. 1981; VOL. 45; NO 4; PP. 716-721; BIBL. 19 REF.Article

SOIL MOISTURE AND TEMPERATURE RESPONSE TO SHALLOW TILLAGE IN THE EARLY SPRINGDARWENT AL; BAILEY WG.1981; CAN. J. SOIL SCI.; ISSN 0008-4271; CAN; DA. 1981; VOL. 61; NO 2; PP. 455-460; ABS. FRE; BIBL. 10 REF.Article

VALOAREA ENERGETICA A DIFERITELOR ASOLAMENTE IN CONDITIILE SOLURILOR ARGILO-ILUVIALE DIN SUDUL ROMANIEI = VALEUR ENERGETIQUE DE DIFFERENTES ROTATIONS SUR SOLS ARGILEUX-ILLUVIAUX DE LA ROUMANIENICOLAE H; NICOLAE C; OLARU T et al.1981; PROD. VEG., CEREALE PLANTE TEH.; ROM; DA. 1981; VOL. 33; NO 8; PP. 32-37Article

EVOLUTION OF HUMUS CONTENT AND CALCULATION OF GLOBAL HUMIFICATION COEFFICIENTS ON DIFFERENT ORGANIC MATTER TREATMENTS DURING A 12-YEAR EXPERIMENT WITH BELGIAN SILT SOILSHOFMAN J; VAN RUYMBEKE M.1980; SOIL SCI.; USA; DA. 1980; VOL. 129; NO 2; PP. 92-94; BIBL. 5 REF.Article

WATER REPELLENCE OF A HEAVY-TEXTURED WESTERN AUSTRALIAN SURFACE SOILMCGHIE DA; POSNER AM.1980; AUST. J. SOIL RES.; ISSN 0004-9573; AUS; DA. 1980; VOL. 18; NO 3; PP. 309-323; BIBL. 1 P.Article

ORIGIN OF THE PH-DEPENDENT CATION EXCHANGE CAPACITIES OF IRISH SOIL CLAYSCURTIN D; SMILLIE GW.1979; GEODERMA; NLD; DA. 1979; VOL. 22; NO 3; PP. 213-224; BIBL. 20 REF.Article

MINERALOGY OF COMPACTED CLAY-LIME MIXTURESSABRY MA; REED LW; PARCHER JV et al.1981; SOIL SCI. SOC. AM. J.; USA; DA. 1981; VOL. 45; NO 1; PP. 144-150; BIBL. 21 REF.Article

SOIL BEIDELLITE AND ITS RELATION TO PROBLEMS OF POTASSIUM FERTILITY AND POOR RESPONSE TO POTASSIUM FERTILIZERSBAJWA MI.1981; PLANT SOIL; ISSN 0032-079X; NLD; DA. 1981; VOL. 62; NO 2; PP. 299-303; BIBL. 11 REF.Article

THE PHYSICAL CHEMISTRY OF CLAYS AND OXIDESKLEIJN WB.1981; DISS. ABSTR. INT., SECT. B: SCI. ENG.; USA; DA. 1981; VOL. 42; NO 5; PP. 1701;[; TH. PH. D.: AGRON./UNIV. CALIFORNIA, RIVERSIDE/1981/8122919]Thesis

PORE SIZE DISTRIBUTION AND ROOT GROWTH RELATIONS ON RICE IN ARTIFICIALLY SYNTHESIZED SOILSKAR S; VARADE SB; GHILDYAL BP et al.1979; SOIL SCI.; USA; DA. 1979; VOL. 128; NO 6; PP. 364-368; BIBL. 6 REF.Article

HUGSTFORSOG I UNG RODGRAN PA LERET MORAENEJORD = ESSAIS D'ECLAIRCISSAGE CHEZ L'EPICEA (P. ABIES) SUR DES SOLS MORAINIQUES ARGILEUX)BRYNDUM HV.1981; DISS. ABSTR. INT. SECT. C: EUR. ABSTR.; USA; DA. 1981; VOL. 41; NO 4; PP. 727;[; TH.: AGRIC./KONGELIGE VETERINAER. LANDBOHOJSKOLE/1979]Thesis

THE PREDICTION OF SETTLEMENTS AND HEAVE IN CLAYS = PREVISION DES TASSEMENTS ET DU GONFLEMENT DES ARGILESKODANDARAMASWAMY K; NARASIMHA RAO S.1980; CAN. GEOTECH. J.; ISSN 0008-3674; CAN; DA. 1980; VOL. 17; NO 4; PP. 623-631; ABS. FRE; BIBL. 11 REF.Article

SOIL STRUCTURE AND CORN YIELDSTAYLOR F; RAGHAVAN GSV; MCKYES E et al.1981; TRANS. ASAE; USA; DA. 1981; VOL. 24; NO 6; PP. 1408-1411; BIBL. 13 REF.Article

HYDROLOGICAL REGIME OF UNGLEYED AND GLEYED SODDY-PODZOLIC SOILS ON TWO-LAYER SEDIMENTSZAIDEL'MAN FR; NIKIFOROVA AS; ZHIROV AA et al.1980; MOSCOW UNIV., SOIL SCI. BULL.; USA; DA. 1980; VOL. 35; NO 2; PP. 12-18; BIBL. 12 REF.; DE RUS;[VESTN. MOSK. UNIV., POCHVOVED; SUN; DA. 1980; VOL. 35; NO 2; PP. 15-22]Article

SUMMERTIME FLOODING EFFECTS ON ALFALFA MORTALITY, SOIL OXYGEN CONCENTRATIONS, AND MATRIC POTENTIAL IN A SILTY CLAY LOAM SOILMEEK BD; DONOVAN TJ; GRAHAM LE et al.1980; SOIL SCI. SOC. AM. J.; USA; DA. 1980; VOL. 44; NO 2; PP. 433-435; BIBL. 11 REF.Article

NAEHRSTOFFWIRKUNGEN BEI WEYMOUTHSKIEFER UND STIELEICHE AUF EINEM KAOLINSTANDORF. = ACTION DES ELEMENTS MINERAUX SUR LE PIN WEYMOUTH ET LE CHENE ETABLIS SUR SOLS ARGILEUXTRILLMICH HD.1978; BEITR. FORSTWIRTSCH.; DDR; DA. 1978; VOL. 12; NO 2; PP. 73-78; ABS. RUS/ENG; BIBL. 6 REF.Article

QUANTITY-INTENSITY RELATIONS OF POTASSIUM AND RESPONSE OF WHEAT (TRITICUM AESTIVUM L.) TO POTASH FERTILIZER IN ILLITIC SOILSSINGH B; SHARMA KN; KAPUR ML et al.1981; J. INDIAN SOC. SOIL SCI.; IND; DA. 1981; VOL. 29; NO 2; PP. 264-265; BIBL. 4 REF.Article

MONITORING OF FERTILIZER NITROGEN IN CLAY SOIL AND RELATED WHEAT RESPONSESBATCHELOR JT.1980; DISS. ABSTR. INT., SECT. B: SCI. ENG.; USA; DA. 1980; VOL. 41; NO 5; PP. 1596.B;[; TH. PH. D./UNIV. ARKANSAS/1980/8026034]Thesis

ROLE OF SOME AGRICULTURAL AND INDUSTRIAL BY-PRODUCTS IN MODIFYING SOIL PHYSICAL PROPERTIESGUPTA US; GUPTA RK.1980; Z. PFLANZENERNAEHR. BODENKDE; DEU; DA. 1980; VOL. 143; NO 2; PP. 215-220; ABS. GER; BIBL. 10 REF.Article

THE INFLUENCE OF SOIL TYPES AND SOWING TIME ON RAISING EUCALYPTUS CITRIODORA SEEDLINGSHEIKAL IA; EL SAID IMAM M; EL SHERBENI GH et al.1979; AGRIC. RES. REV., HORTIC.; EGY; DA. 1979; VOL. 57; NO 3; PP. 81-88; ABS. ARA; BIBL. 16 REF.Article

A STUDY OF THE EFFECTS OF POTASSIUM FERTILIZER WITH SPECIAL REFERENCE TO WHEAT ON BOULDER-CLAY SOILSRALPH RL; RIDGMAN WJ.1981; J. AGRIC. SCI.; ISSN 0021-8596; GBR; DA. 1981; VOL. 97; NO 2; PP. 261-296; BIBL. 27 REF.Article

NITROUS OXIDE EVOLUTION RATES FROM FERTILIZED SOIL: EFFECTS OF APPLIED NITROGENMCKENNEY DJ; SHUTTLEWORTH KF; FINDLAY WI et al.1980; CAN. J. SOIL SCI.; ISSN 0008-4271; CAN; DA. 1980; VOL. 60; NO 3; PP. 429-438; ABS. FRE; BIBL. 30 REF.Article