Sex: Male
Education:
- UPLB, Los Baños, Laguna, BS Agriculture, 1956
- University of California, USA, MS Plant Pathology, 1962
- University of Florida, USA, PhD Plant Pathology, 1967
Field of Specialization:
Plant pathology
Researches:
Divinagracia, G.G., (1957) Marasmius stem rot of sugar cane
Philippine Agriculturist Volume 40, No. (9):
Divinagracia, G.G., (1969) Some factors affecting pycnidial production of Phomopsis vexans in culture
Philippine Agriculturist Volume 53, No. (3-4):
Divinagracia, G.G., (1969) Further studies on the infection and pathogenicity ny phytophthora capsici
Philippine Agriculturist Volume 53, No. (3-4):
Divinagracia, G.G., (1969) Histophathology of eggplant stems and leaves infected by phomopsis vexans
Philippine Agriculturist Volume 53, No. (3-4):
Mailum, N.P. Divinagracia, G.G., (1969) Leaf spot of ginger in the Philippines
Philippine Agriculturist Volume 53, No. (3-4):
Divinagracia, G.G., (1969) Sporangial and oospore formation by phytophthore capsici
Philippine Agriculturist Volume 53, No. (3-4):
Halos, P.M. Divinagracia, G.G., (1970) Histophathology of mango fruits infected ny Diplodia natalensis
Philippine Phytophatology Volume 6
Ahmed, H.U. Divinagracia, G.G., (1973) The Morphology of different Philippine isolates of Collectotrichum falcatum Went
Philippine Phytophatology Volume 9, No. (1-2):
Ahmed, H.U. Divinagracia, G.G., (1973) Carbon, nitrogen and vitamin nutrition of Collectotrichum falcatum Went in Vitro
Philippine Phytophatology Volume 9, No. (1-2):
Alicbusan, R.V. Divinagracia, G.G., () Growing the straw or banana mushrooms
Philippine Recommends for Vegetables
Divinagracia, G.G. Piamonte, A.L., (1974) Ginger (Zingiber oficinale) leaf spot; Phyllosticta Zingiberi, fungicide and nematicide test results of 1974
American Phytopathological Society Volume 30
Ahmed, H.U. Divinagracia, G.G., (1974) Growth and sporulation of Colletotrichum falcatum Went. on different temperature, pH and light conditions
Philippine Agriculturist Volume 57, No. (9-10):
Divinagracia, G.G. Piamonte, A.L. Mendoza, R., (1974) How to control purple blotch of onion
Agriculture at Los Ba?os Volume 15
Divinagracia, G.G. Mailum, N.P., (1975) Sweet potato stem and foliage scab, fungicide and nematicide test results of 1975
American Phytopathological Society Volume 31
Divinagracia, G.G. Mailum, N.P., (1977) Diseases of root crops
Multiple Croppins Book, UPLB College of Agriculture
Divinagracia, G.G. Bayot, O.N., (1978) Diseases of orchids, roses, and other ornamental plants in the Philippines
Philippine Gardener
Divinagracia, G.G., (1978) Survey and control of pathogens and insect pests attacking root crops
NSDB Technology Journal Volume 3, No. (2):
Divinagracia, G.G., (1982) Black rot plant diseases with special reference to orchids
Proceedings, 4th ASEAN Orchid Congress, Philippine Village Hotel manila
Divinagracia, G.G., (1982) Diseases management in ornamentals
Paper presented during the National Seminar-Workshop on Production and Marketing of Ornamentals, BPI, San Andres, Manila
Divinagracia, G.G., (1982) Control of plant diseases with special reference to orchids
Proceedings, 4th ASEAN Orchid Congress, Philippine Village Hotel manila
Lao, F.O. Divinagracia, G.G., (1982) Culture of the sweet potato scab fungus (ebaceloma batatas Saw.)
Annals of Tropical Research Volume 1
Divinagracia, G.G., (1984) Chemical control of balck spot of roses
Research at Los Ba?os Volume 3
Divinagracia, G.G., (1983) Diagnosing ornamental plant disease
Paper presented at the 1st Crops Quarterly Seminar on recent Research Developments in Ornamnetals, BPI, Manila
Divinagracia, G.G., (1984) How to control of back rot
Research at Los Ba?os Volume 3
Divinagracia, G.G. Enriquez, L.M., (1984) Recent Outbreak of two destructive disease of ornamental plants in the Philippines
Philippine Phytophatology Volume 20, No. (1-2):
Dalisay, R.F. Divinagracia, G.G., (1984) Screening sweet potato cultivars and crosses to Java back rot
Philippine Phytophatology Volume 20, No. (1-2):
Divinagracia, G.G. Candole, B.L. Cadapan, E.T., (1984) Some studies on bacterial brownspot of orchids caused by Pseudomonas cattleyae (pavarino) Savulescu
Philippine Phytophatology Volume 20, No. (1-2):
Divinagracia, G.G. Exconde, S.B., (1984) Survey on viral diseases of orchids by symptomatology EM and bioassay using local lesion
Philippine Phytophatology Volume 20, No. (1-2):
Divinagracia, G.G., (1985) Microbiology in Agriculture
Paper presented during the 14th Annual Meet of the philippine Society for Microbiology, Manila
Divinagracia, G.G. Ros, L.B., (1985) Note: diseases of selected medicinal plants in the Philippines
Philippine Agriculturist Volume 68, No. (2):
Ibarra, P.I. Lapitan, J.E. Argañosa, F.C. Villeta, M.O., (1985) Selected physical, chemical and processing characteristics of pork by-products
Philippine Agriculturist Volume 68, No. (2):
Dalisay, R.F. Divinagracia, G.G. Mendoza, E.M.T., (1986) Biochemical bases of resistance to Java balck rot caused by Diplodia tubericola Taubenh in Sweet potato root (Ipomoea batatas (L.) Lam.)
Philippine Phytophatology Volume 22, No. (2):
Sardsud, V. Divinagracia, G.G., (1986) Some factors affecting the pathogencity og Diplodia tubercola (Ell. & Ev.) Taubenth. on sweet potato
Paper Presented during the 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo, Terrace Hotel, Iloilo City
Sardsud, V. Divinagracia, G.G., (1986) Ingress and internal spread of Diplodia tubericola (Ell. & Ev.) Taubenh. on sweet potato root
Philippine Phytophatology Volume 22, No. (1-2):
Divinagracia, G.G., (1986) Pathogenicity of Phytophthora palmivora (But1) Butler causing black rot of Orchids
Paper Presented during the 17th Annual Convention (Plant pathology Session of the Pest Control Council of the Philippines, Amigo Terrace Hotel, Iloilo City
Palacpac, M.B. Divinagracia, G.G., (1986) A survey of new local lesion hosts of tobacco misaic virus orchid strain (TMV) and Cymbidium mosaic virus (CyMV)
Paper Presented during the 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo, Terrace Hotel, Iloilo City
Palacpac, M.B. Divinagracia, G.G., (1986) A survey of viral diseases of imported orchids in the Philippines
Paper Presented during the 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo, Terrace Hotel, Iloilo City
Dalisay, R.F. Divinagracia, G.G., (1988) Screening sweet potato roots for resistance to Java back rot caused by Diplodia tubericola (Ell. & Ev.) Taubenh.
Philippine Journal of Crop Science Volume 12, No. (1):
Papers Presented:
- Diseases of medicinal plants, 17th Annual Conventionof the Pest Control Council of the Philippines, Amigo Terrace Hotel, Iloilo City
- Ingress and infection of Vanda lamellata Lind by the Orchid strain Phytophthora palmivora (But 1) Butler, 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo Terrace Hotel, Iloilo City
- Some factors affecting the pathogencity og Diplodia tubercola (Ell. & Ev.) Taubenth. on sweet potato, 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo, Terrace Hotel, Iloilo City
- A survey of new local lesion hosts of tobacco misaic virus orchid strain (TMV) and Cymbidium mosaic virus (CyMV)- Paper Presented during the 17th Annual Convention (Plant Pathology Session) of the Pest Control Council of the Philippines, Amigo, Terrace Hotel, Iloilo City- 1986- - / - - Palacpac, M.B. Divinagracia, G.G , nn