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Japan

List of crops with pests-diseases-weeds

(numbers in brackets behind crop are numbers of pests-diseases-weeds found)
Click on a crop to display the relevant list of pests, diseases and weeds.

Aconitum (crop) (3)
Adonis (crop) (1)
Agapanthus (crop) (1)
Agropyron (crop) (1)
Agrostis (crop) (9)
Akebia (crop) (1)
Alfalfa/lucerne (Medicago sativa) (5)
Aloe (crop) (1)
Alstroemeria (crop) (8)
Ammi (crop) (1)
Anemone (crop) (3)
Anigozanthos (crop) (2)
Antirrhinum (crop) (1)
Apple (Malus) (41)
Apricot (Prunus armeniaca) (6)
Aquilegia (crop) (2)
Aralia (crop) (4)
Artichoke (Cynara) (3)
Ash (Fraxinus) (2)
Asparagus (Asparagus officinalis) (8)
Aster (crop) (1)
Astragalus (crop) (2)
Aucuba (crop) (2)
Bamboo (7)
Banana/plantain (Musa) (3)
Barley (Hordeum vulgare) (17)
Barnyard millet (Echinochloa) (2)
Basella (genus) (1)
Basil (Ocimum) (2)
Bauhinia (genus) (1)
Beans (Phaseolus) (30)
Beech (Fagus) (10)
Beet/sugarbeet (Beta vulgaris) (13)
Birch (Betula) (3)
Bishopwood (Bischofia) (1)
Blueberry/cranberry (Vaccinium) (13)
Brassica - other species (24)
Broad/faba bean (Vicia faba) (8)
Brugmansia (crop) (1)
Buckwheat (Fagopyrum esculentum) (1)
Burdock (Arctium) (2)
Butterbur (Petasites japonicus) (2)
Buxus (crop) (2)
Cabbage (Brassica oleracea) (22)
Calanthe (crop) (2)
Callistephus chinensis (2)
Calophyllum (genus) (1)
Camellia (other species) (1)
Carrot (Daucus carota) (16)
Cassava (Manihot esculenta) (1)
Castanopsis (crop) (3)
Castor-bean (Ricinus communis) (1)
Casuarina (crop) (1)
Catharanthus (crop) (1)
Cattleya (crop) (1)
Celery (Apium graveolens) (5)
Celtis (crop) (2)
Chenopodium (crop) (1)
Cherry (Prunus avium - Prunus cerasus) (19)
Chervil (Anthriscus cerefolium) (1)
Chestnut (Castanea) (11)
Chicory/endive (Cichorium) (2)
Chrysanthemum (genus) (28)
Cinnamomum (crop) (3)
Citrus (genus) (61)
Clematis (crop) (1)
Clover (Trifolium) (15)
Coconut (Cocos nucifera) (2)
Coleus (crop) (1)
Coriander (Coriandrum sativum) (2)
Cornel/dogwood (Cornus) (2)
Cosmos (crop) (3)
Cotton (Gossypium) (1)
Cowpea and relatives (Vigna) (8)
Cryptomeria japonica (9)
Cucumber (Cucumis sativus) (32)
Cymbidium (crop) (7)
Cynodon (crop) (3)
Cyperus (crop) (1)
Cytisus (crop) (1)
Dactylis (crop) (1)
Dahlia (crop) (4)
Delphinium (crop) (1)
Dendrobium (genus) (2)
Dianthus (genus) (3)
Digitaria (crop) (2)
Distylium (crop) (2)
Dock plant (Rumex) (2)
Douglas fir (Pseudotsuga menziesii) (1)
Dracaena (crop) (1)
Eggplant (Solanum melongena) (27)
Eleusine (crop) (1)
Elm (Ulmus) (5)
Eremochloa (crop) (1)
Erythrina (crop) (3)
Eucalypt (Eucalyptus) (7)
Eucharis (crop) (1)
Euphorbia (crop) (4)
Eurya (crop) (1)
Eustoma (crop) (10)
Fennel (Foeniculum vulgare) (1)
Ficus (crop) (9)
Fir (Abies) (19)
Flour/bran (1)
Gentiana (crop) (9)
Gerbera (crop) (2)
Ginger (Zingiber) (7)
Ginseng (Panax) (2)
Gladiolus (crop) (2)
Grapevine (Vitis) (34)
Grasses/turf/rangeland (16)
Green pepper/chilli (Capsicum) (39)
Groundnut/peanut (Arachis hypogaea) (6)
Guava (Psidium) (1)
Habenaria (crop) (1)
hay/straw/thatch (1)
Hedera (crop) (1)
Helleborus (crop) (2)
Hemerocallis (crop) (1)
Hemlock (Tsuga) (4)
Hemp (Cannabis sativa) (1)
Henbane (Hyoscyamus) (2)
Hepatica (genus) (1)
Heuchera (crop) (1)
Hibiscus (crop) (2)
Honeylocust and relatives (Gleditsia) (1)
Hop (Humulus lupulus) (5)
Hornbeam (Carpinus) (1)
Horse-chestnut/buckeye (Aesculus) (1)
Horseradish (Armoracia rusticana) (3)
Howea (genus) (2)
Hyacinthus (crop) (1)
Hydrangea (crop) (8)
Hypericum (crop) (1)
Ilex (crop) (8)
Illicium (genus) (3)
Impatiens (crop) (2)
Indigo (Indigofera) (1)
Ipomoea (crop) (3)
Iris (crop) (1)
Japanese cypress and relatives (Chamaecyparis) (10)
Jasmine (Jasminum) (1)
Juniper (Juniperus) (1)
Jute (Corchorus) (1)
Kalanchoe (crop) (3)
Kiwi (Actinidia) (11)
Lagerstroemia (crop) (2)
Larch (Larix) (12)
Lentinula (crop) (10)
Lespedeza (crop) (2)
Lettuce (Lactuca) (18)
Ligusticum (crops) (1)
Ligustrum (crop) (2)
Lilium (crop) (5)
Lilyturf (Ophiopogon japonicus) (3)
Lime tree/linden (Tilia) (1)
Limonium (crop) (2)
Linseed/flax (Linum usitatissimum) (1)
Liquidambar (genus) (1)
Liquorice (Glycyrrhiza) (3)
Liriodendron (genus) (2)
Lithocarpus (crop) (2)
Lobularia (crop) (1)
Lolium (crop) (12)
Lonicera (crop) (1)
Loquat (Eriobotrya japonica) (3)
Luffa (genus) (1)
Lupin (Lupinus) (2)
Lychee/litchi (Litchi chinensis) (3)
Maackia (crop) (1)
Magnolia (crop) (3)
Maize/corn (Zea mays) (9)
Mandevilla (crop) (2)
Mango (Mangifera indica) (9)
Maple (Acer) (13)
Medicago - other species (2)
Melon (Cucumis melo) (20)
Mesembryanthemum (crop) (1)
Metrosideros (crop) (1)
Miscanthus (crop) (2)
Momordica (crop) (4)
Monstera (genus) (1)
Mulberry (Morus) (15)
Murraya (genus) (2)
Mushrooms (8)
Myrica (genus) (2)
Narcissus (crop) (3)
Nelumbo (crop) (2)
Nemesia (crop) (1)
Neolitsea (crop) (1)
Nerium (crop) (1)
Oak (Quercus) (47)
Oat (Avena sativa) (2)
Okra and relatives (Abelmoschus) (6)
Olive (Olea europaea) (1)
Onion/garlic/leek (Allium) (37)
Osmanthus (crop) (3)
Other stored food products (3)
Pachira (crop) (1)
Panicum (crop) (3)
Papaya (Carica papaya) (5)
Paper/books/cartons (2)
Parsley (Petroselinum crispum) (2)
Paspalum (crop) (2)
Passionfruit (Passiflora) (5)
Patchouli (Pogostemon) (1)
Pea (Pisum sativum) (14)
Peach/nectarine (Prunus persica) (23)
Pear (Pyrus) (39)
Pelargonium (crop) (2)
Perilla (Perilla frutescens) (4)
Persimmon (Diospyros) (19)
Petunia (crop) (3)
Phaius (crop) (1)
Phalaenopsis (crop) (2)
Phalaris (crop) (1)
Phleum (crop) (1)
Phoenix (genus) (3)
Physalis (crop) (2)
Pine (Pinus) (40)
Pittosporum (genus) (3)
Plane tree/sycamore (Platanus) (3)
Plinia (jabuticaba) (1)
Plum/prune (Prunus domestica) (3)
Plumeria (genus) (1)
Poa (crop) (3)
Podocarpus (crop) (2)
Polygonatum (crop) (1)
Pomegranate (Punica granatum) (2)
Poplar/aspen (Populus) (4)
Potato (Solanum tuberosum) (33)
Potentilla (crop) (1)
Prunus (genus - other than fruit trees) (10)
Prunus (other fruit tree species) (16)
Psophocarpus (genus) (2)
Radish (Raphanus sativus) (14)
Ramie (Boehmeria nivea) (2)
Ranunculus (crop) (6)
Rape/canola (Brassica napus) (3)
Raspberry/blackberry (Rubus) (1)
Rhododendron (crop) (10)
Rice (Oryza) (79)
Robinia (crop) (3)
Rosa (crop) (9)
Salsola (crop) (1)
Salvia (crop) (1)
Sansevieria (crop) (1)
Satakentia liukiuensis (1)
Selenicereus (pitaya) (3)
Sesame (Sesamum indicum) (3)
Setaria (crop) (2)
Siris tree (Albizia) (1)
Solanum (crop) (5)
Sorghum (crop) (6)
Soybean (Glycine max) (50)
Spinach (Spinacia oleracea) (8)
Spiraea (crop) (1)
Spruce (Picea) (8)
Squash/pumpkin (Cucurbita) (15)
Stenotaphrum (crop) (1)
Stored animal feeds/cassava (1)
Stored fruits/vegetables (6)
Stored grain (2)
Stored legumes (1)
Stored tobacco (1)
Strawberry (Fragaria) (28)
Strobilanthes (genus) (1)
Styrax (crop) (2)
Sugarcane (Saccharum officinarum) (19)
Sumac (Rhus) (3)
Sunflower (Helianthus annuus) (2)
Sutera (crop) (1)
Sweatleaf (Symplocos) (1)
Sweet potato (Ipomoea batatas) (29)
Tagetes (crop) (2)
Taro (Colocasia) (7)
Tea (Camellia sinensis) (22)
Tetrapanax papyrifer (rice-paper plant) (1)
Thuja (genus) (1)
Tobacco (Nicotiana tabacum) (22)
Tomato (Solanum lycopersicum) (51)
Toxicodendron (crop) (1)
Trichosanthes (crop) (3)
Tricyrtis (crop) (1)
Tulipa (genus) (4)
Turmeric and relatives (Curcuma) (2)
Ulloco (Ullucus tuberosus) (1)
Valerian (Valeriana officinalis) (6)
Various food items in houses (1)
Verbena (crop) (1)
Viburnum (crop) (1)
Vicia - other species (4)
Viola (crop) (1)
Walnut/butternut (Juglans) (1)
Wasabi (Eutrema japonicum) (1)
Washingtonia (genus) (1)
Watermelon/colocynth (Citrullus) (10)
Wax gourd (Benincasa hispida) (4)
Wheat (Triticum) (31)
Wild rice (Zizania) (1)
Willow (Salix) (20)
Wisteria (crop) (1)
Wood products (8)
Wormwood (Artemisia) (1)
Yacón (Smallanthus sonchifolius) (2)
Yam (Dioscorea) (6)
Yew (Taxus) (1)
Zanthoxylum (genus) (1)
Zelkova (crop) (2)
Zoysia (crop) (10)