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Application filed by Wyzsza Szkola PedagogfiledCriticalWyzsza Szkola Pedagog
Priority to PL23686782ApriorityCriticalpatent/PL130609B2/en
Publication of PL236867A2publicationCriticalpatent/PL236867A2/en
Publication of PL130609B2publicationCriticalpatent/PL130609B2/en
239000003795chemical substances by applicationSubstances0.000title1
239000012528membraneSubstances0.000title1
239000002689soilSubstances0.000title1
PL23686782A1982-06-091982-06-09Agent for producing porous surface membrane over a soil bed and allowing for normal vegetation of plants
PL130609B2
(en)