Q: The straw mulch I used at the end of summer to suppress the weeds doesn't seem to be working. Should I till it and cover with plastic? black or clear? Is there something better. Or should I add more straw. I could probably bring some cardboard home from work. Is this a healthy option?
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A species of bacterium common in soil and water called "Burkholderia cepacia" (B. cepacia) is being championed by agricultural scientists as a non-chemical means of fighting plant infections.
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