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Effect of Different Organic Amendments Addition into Azospirillum Bioinoculant
with Lignite as Carrier Material
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Isolation and Structural Elucidation of New Xanthone from Rot Bark of Cratoxylum
sumatranum
M.B.B. Buana, M. Iqbal, T.F. Barus, Z. Al-Fatony, H.
Sudrajat and S. Khairi