original_query: What are the main findings of the studies on the degradation of pine wood blocks by Aphyllophorales?
query: What are the main findings of Silvia Blumenfeld's studies on the degradation of pine wood blocks by Aphyllophorales?
answer: The provided text only mentions that Silvia Blumenfeld conducted studies on the degradation of pine wood blocks by Aphyllophorales in 1984, but it does not detail the findings of those studies.