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CLC S4 Plant Protection
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Chinese Library Classification
A Marxism, Leninism, Mao Zedong Thought and Deng Xiaoping Theory
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B Philosophy, Religion
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C General Social Sciences
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D Politics, Law
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E Military
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F Economics
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G Culture, Science, Education, Sports
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H Language, Writing
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I Literature
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J Art
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K History and Geography
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N General Natural Sciences
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O Mathematical Sciences and Chemistry
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P Astronomy and Earth Sciences
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Q Biological Sciences
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R Medicine, Health
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S Agricultural Sciences
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T Industrial Technology
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U Transportation
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V Aviation and Aerospace
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X Environmental Science, Safety Science
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Z General Books
S-* agricultural sciences
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S-0 general theory
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S-01 agricultural scientific research policy, policies and explanations
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S-02
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S-09
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S-092.3
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S-092.39
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S-092.44
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S-092.47
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S-092.48
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S-092.52
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S-092.6
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S-12
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S-3
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S-4
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S-40
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S-43
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S-44
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S-49
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S-55
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S1 Basic Agricultural Science
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S2 Agricultural Engineering
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S3 Agronomy
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S4 Plant Protection
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S5 Crops
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S6 Horticulture
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S7 Forestry
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S8 Animal Husbandry, Veterinary Medicine, Hunting, Sericulture, Beekeeping
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S9 Aquaculture, Fisheries
S41 Plant Quarantine
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S42 Meteorological Disasters and Their Prevention
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S43 Diseases and Pests and Their Prevention
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S44 Bird and Animal Damage and Their Prevention
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S45 Harmful Plants and Their Elimination
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S46 Other Disasters and Their Prevention
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S47 Various Prevention Methods
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S48 Pesticide Control (Chemical Control)
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S49 Plant Protection Machinery
Subcategories
This category has the following 7 subcategories, out of 7 total.
CLC S41 Plant Quarantine
(2 C)
CLC S42 Meteorological Disasters and Their Prevention
(1 C)
CLC S43 Diseases and Pests and Their Prevention
(20 C)
CLC S45 Harmful Plants and Their Elimination
(2 C)
CLC S47 Various Prevention Methods
(2 C)
CLC S48 Pesticide Control (Chemical Control)
(1 C)
CLC S49 Plant Protection Machinery
(1 C)
