Mosaic of Jatropha gossypifolia in relation to the leaf-curl virus of tobacco in Puerto Rico.
Bird Piñero, Julio,
Mosaic of Jatropha gossypifolia in relation to the leaf-curl virus of tobacco in Puerto Rico. - 1956. - 46 l. illus., tables. 29 cm.
Vita.
Thesis (Ph.D.)--Univ. of Minnesota.
Bibliography: leaf 46.
Mosaic diseases.
Tobacco--Diseases and pests.
Jatropha.
Puerto Rico
Mosaic of Jatropha gossypifolia in relation to the leaf-curl virus of tobacco in Puerto Rico. - 1956. - 46 l. illus., tables. 29 cm.
Vita.
Thesis (Ph.D.)--Univ. of Minnesota.
Bibliography: leaf 46.
Mosaic diseases.
Tobacco--Diseases and pests.
Jatropha.
Puerto Rico