FR2718735-A1  D. TESSIER et J. BERRIER: Utilisation de la microscopie a balayage dans l'observation de sols soumis a differents pH, Science du Sol, 1, 67-82, 1979;  voir Soil Science, 1991, 152-2, pp. 100-107, B. Valat, C. JOUANY et L.M. RIVIERE: Characterisation of the Wetting of Air Dried Peats and Composts;  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30/03/1981, Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS "Foamed urea-formaldehyde resin soil amendments" page 636; & JP-A-80 125 132 26/09/1980;  DATABASE WPI Section Ch, Week 8944, Derwent Publications Ltd., London, GB; Class A21, AN 89-322251 & SU-A-1 452 821 (PHYS ORG CHEM INST) 23/01/1989;  DATABASE WPI Section Ch, Week 8045, Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C & JP-A-55 125 132 (MITSUI TOATSU CHEM INC) 27/09/1980BE1008676-A5  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30 Mars 1981 Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS 'Foamed urea-formaldehyde resin soil amendments' page 636; & JP-A-80 125 132 (...) 26 Septembre 1980;  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30031981 Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS "Foamed urea-formaldehyde resin soil amendments" page 636; & JP-A-80 125 132 (...) 26091980;  DATABASE WPI Section Ch, Week 8944 Derwent Publications Ltd., London, GB; Class A21, AN 89-322251 & SU-A-1 452 821 (PHYS ORG CHEM INST) , 23 Janvier 1989;  DATABASE WPI Section Ch, Week 8944 Derwent Publications Ltd., London, GB; Class A21, AN 89-322251 & SU-A-1 452 821 (PHYS ORG CHEM INST), 23011989;  DATABASE WPI Section Ch, Week 8045 Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C & JP-A-55 125 132 (MITSUI TOATSU CHEM INC) , 27 Septembre 1980;  DATABASE WPI Section Ch, Week 8045 Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C & JP-A-55 125 132 (MITSUI TOATSU CHEM INC), 27091980;  DATABASE WPI Section Ch, Week 8045 Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C&JP-A-55 125 132 (MITSUI TOATSU CHEM INC) , 27 Septembre 1980;  DATABASE WPI Section Ch, Week 8944 Derwent Publications Ltd., London, GB; Class A21, AN 89-322251&SU-A-1 452 821 (PHYS ORG CHEM INST) , 23 Janvier 1989;  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30 Mars 1981 Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS 'Foamed urea-formaldehyde resin soil amendments' page 636;&JP-A-80 125 132 (...) 26 Septembre 1980;  DATABASE WPI Section Ch Week 8045, Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C;  DATABASE WPI Section Ch Week 8944, Derwent Publications Ltd., London, GB; Class A21, AN 89-322251;  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30 March 1981, Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS: "Foamed urea-formaldehyde resin soil amendments" page 636;  DATABASE WPI Section Ch Week 8045, Derwent Publications Ltd., London, GB; Class A21, AN 80-80038C,relevantClaims[1-3|4-8],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;];  DATABASE WPI Section Ch Week 8944, Derwent Publications Ltd., London, GB; Class A21, AN 89-322251,relevantClaims[1-5],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;];  CHEMICAL ABSTRACTS, vol. 94, no. 13, 30 March 1981, Columbus, Ohio, US; abstract no. 102058h, MITSUI TOATSU CHEMICALS: "Foamed urea-formaldehyde resin soil amendments" page 636;,relevantClaims[1,2,6,7],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;]ES2112155-A1  BASE DE DATOS WPI en QUESTEL, semana 8944: Derwent Publications Ltd., AN 89-322251 & SU 1452821 A1 (PHYS ORG CHEM INST) 23.01.89 * Resumen *;  BASE DE DATOS WPI en QUESTEL, semana 8045: Derwent Publications Ltd., AN 80-80038.C & JP 55125132 A (MITSUI TOATSU CHEM INC) 26.09.80 * Resumen *;  BASE DE DATOS WPI en QUESTEL, semana 8045: Derwent Publications Ltd., AN 80-80038.C&JP 55125132 A (MITSUI TOATSU CHEM INC) 26.09.80 * Resumen *;  BASE DE DATOS WPI en QUESTEL, semana 8944: Derwent Publications Ltd., AN 89-322251&SU 1452821 A1 (PHYS ORG CHEM INST) 23.01.89 * Resumen *