| Nombre científico |
Tipo de plaga |
| Sagittaria sagittifolia L. |
Maleza |
| Sahlbergella singularis Haglund |
Insectos |
| Salsola kali L. |
Maleza |
| Salvia aethiopis L. |
Maleza |
| Satsuma dwarf virus |
Virus |
| Schizothyrium pomi (Mont.) Arx. |
Hongo |
| Scirpophaga incertulas Walker |
Insectos |
| Scirpophaga innotata (Walker) |
Insectos |
| Scirpophaga nivella Fabricius |
Insectos |
| Scirtothrips aurantii Faure |
Insectos |
| Scirtothrips mangiferae Priesner |
Insectos |
| Sclerophoma eustomonis Taubenh. & Ezekiel |
Hongo |
| Sclerophthora rayssiae R.G. Kenneth, Koltin & I. Wahl |
Oomycetes |
| Sclerospora graminicola (Sacc.) J. Schröt |
Oomycetes |
| Sclerotinia borealis Bubák & Vleugel |
Hongo |
| Sclerotinia homoeocarpa F.T. Benn |
Hongo |
| Scotinophara lurida (Burmeister) |
Insectos |
| Scrophularia mottle virus |
Virus |
| Scutellonema brachyurus Steiner, Andrássy |
Nematodo |
| Scytinostroma galactinum (Fr.) Donk |
Hongo |
| Senecio grisebachii Baker |
Maleza |
| Senecio jacobaea L. |
Maleza |
| Septoria ornithogalea Sacc. |
Hongo |
| Sesamia calamistis Hampson |
Insectos |
| Sesamia cretica Lederer |
Insectos |
| Sesamia inferens (Walker) |
Insectos |
| Shallot latent virus |
Virus |
| Silene dichotoma Ehrh |
Maleza |
| Silene latifolia Poir |
Maleza |
| Sirex noctilio Fabricius |
Insectos |
| Sisymbrium orientale L. |
Maleza |
| Sitodiplosis mosellana (Géhin) |
Insectos |
| Soil-borne wheat mosaic virus |
Virus |
| Solanum carolinense L. |
Maleza |
| Solanum elaeagnifolium Cavanilles |
Maleza |
| Solanum rostratum Dun. |
Maleza |
| Solenopsis interrupta Santschi |
Insectos |
| Sonchus arvensis L. |
Maleza |
| Sorosphaera veronicae J. Schröt. |
Protozoa |
| Sowbane mosaic virus |
Virus |
| Soybean dwarf virus |
Virus |
| Soybean mild mosaic virus |
Virus |
| Sparganium erectum L. |
Maleza |
| Sphaceloma poinsettiae Jenkins & Rühle |
Hongo |
| Sphacelotheca macrospora W.Y. Yen & C.S. Wang |
Hongo |
| Sphaeropsis heveae Gonz. Frag. & Cif |
Hongo |
| Sphaeropsis tumefaciens Hedges |
Hongo |
| Sphaerotheca fusca (Fr.) S. Blumer |
Hongo |
| Spinach latent virus |
Virus |
| Spiroplasma citri Saglio et al. |
Procariota |
| Spiroplasma phoeniceum Saillard et al. |
Procariota |
| Spodoptera exempta Walker |
Insectos |
| Spodoptera littoralis (Boisduval) |
Insectos |
| Spodoptera litura (Fabricius) |
Insectos |
| Spodoptera mauritia Boisduval |
Insectos |
| Sporisorium erianthi (Syd. & P. Syd.) Vánky |
Hongo |
| Stachys palustris L. |
Maleza |
| Stagonospora sacchari T.T. Lo & L. Ling |
Hongo |
| Stagonosporopsis curtisii (Berk.) Boerema |
Hongo |
| Steneotarsonemus laticeps (Halbert) |
Ácaros |
| Stenocoris apicalis (Westwood) |
Insectos |
| Stephanitis typica (Distant) |
Insectos |
| Sternochetus frigidus Fabricius |
Insectos |
| Sternochetus mangiferae (Fabricius) |
Insectos |
| Stilbechrysomyxa himalensis (Barclay) M.M. Chen |
Hongo |
| Strawberry crinkle virus |
Virus |
| Strawberry latent ringspot virus |
Virus |
| Strawberry mild yellow edge virus |
Virus |
| Strawberry mottle virus |
Virus |
| Strawberry witches' broom phytoplasma |
Procariota |
| Streptomyces acidiscabies Lambert & Loria |
Procariota |
| Streptomyces ipomoeae (Person & Martin) Waksman & Henrici |
Procariota |
| Stromatinia gladioli (Drayton) Whetzel |
Hongo |
| Sugarcane dwarf virus |
Virus |
| Sugarcane grassy shoot phytoplasma |
Procariota |
| Sugarcane white leaf phytoplasma |
Procariota |
| Sunflower rugose mosaic virus |
Virus |
| Sunn-hemp mosaic virus |
Virus |
| Sweet potato feathery mottle virus |
Virus |
| Sweet potato mild mottle virus |
Virus |
| Synchytrium aureum J. Schröt |
Hongo |
| Synchytrium globosum J. Schröt |
Hongo |
| Synchytrium psophocarpi (Racib.) Gäum |
Hongo |