Таны хайлт доторх Санал болгосон сэдвүүд.
Таны хайлт доторх Санал болгосон сэдвүүд.
Environmental aspects
5
History
5
Environmental protection
3
Mines and mineral resources
3
Natural resources
3
Ecology
2
Geology
2
Hydrology
2
Kings and rulers
2
Manufacturing industries
2
Nature
2
Natuurbehoud
2
Queens
2
ASPECTOS RELIGIOSOS
1
Air
1
Altruism
1
Altruismus
1
Aromatic plants
1
Aspect religieux
1
Bioorganic Chemistry, Chemistry of Natural Products and Physilogical Active Compounds
1
Bioorganic chemistry and chemistry of natural and physiological active compounds
1
Bioorganic chemistry, Chemistry of natural products
1
Botanical drug industry
1
Children and the environment
1
City planning
1
Civil rights
1
Climatic changes
1
Congresses
1
Conservation of natural resources
1
DETERIORO AMBIENTAL
1
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106Хэвлэсэн 1996Нөхцлүүд: “…Nature studies…”
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107Хэвлэсэн 2002Нөхцлүүд: “…nature studies…”
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108Хэвлэсэн 2006Нөхцлүүд: “…Nature studies…”
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111Хэвлэсэн 2004Нөхцлүүд: “…Nature studies…”
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113Хэвлэсэн 2002Нөхцлүүд: “…Nature studies…”
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117Хэвлэсэн 1990Нөхцлүүд: “…Nature studies…”
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118Хэвлэсэн 2005Нөхцлүүд: “…Nature studies…”
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119Хэвлэсэн 2004Нөхцлүүд: “…Nature studies…”
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