Aihe-ehdotuksia
Aihe-ehdotuksia
Insect pests
74
Insects
32
Pest control
26
Plant Pests, (New March 2000)
23
Insect control
21
Plant pests
20
Flowers- Cultivation
19
Flowers- Insect pests
19
Garden flowers
19
Biological control
18
Horticultural Crops, (New March 2000)
12
Natural enemies
12
Plant pathogens
12
Biological Control
11
Viral, Bacterial and Fungal Diseases of Plants, (New March 2000)
11
Pesticides
10
Entomology
9
Pest management
9
Plants
9
Insect pest
8
Nematoda
8
Plant diseases
8
Plant parasitic nematodes
8
Taxonomy
8
Biological control agents
7
Integrated Pest Management
7
Integrated pest management
7
Pests
7
insect pests
7
introduction
7
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1Tekijä Metcalf, Robert L; Metclaf, Esther RAiheet: “...Insect pests...”
Julkaistu 1992
Printed Book -
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14Aiheet: “...Insect pests...”
Printed Book -
15Julkaistu 2003Aiheet: “...Insect pests...”
Printed Book -
16Julkaistu 2009Aiheet: “...Cereals-Insect pests-Management...”
Printed Book -
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18Tekijä Van Emden, Helmut FritzAiheet: “...Insect pests Identification....”
Julkaistu 2013
Printed Book -
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20Julkaistu 1994Aiheet: “...Insect pests of tobacco...”
Printed Book