books جغرافيا الإنتاج الحيوى
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# Economic geography and bioproduction
# Biosecurity in animal production
# biofuel production
# Geography of biological production on soil
# biosphere
# Descriptive, applied and biological statistics
# Who discovered the antibiotic penicillin?
# Biofuels and algae uses
# Fundamentals of general biochemistry
# bio fertilization
# About the ecosystem
# vital system
# Objectives of the bio-environmental system
# about bio-contamination
# Statistics, Applied and Vital
# And references on the biosphere
# About organic and biological fertilization
# Bio safety in poultry
# Biofuels and food security
# Summary in biostatistics
