Population dynamics of Citrus tristeza virus (CTV) in single aphid-transmitted sub-isolates of the South African GFMS12 isolate

Autor: K. K. Biswas, M. L. Keremane, L. J. Marais, C. Ramadugu, R. F. Lee

Publikováno v: Frontiers in Plant Science, Vol 13 (2022)

Grapefruit trees in South Africa have been cross protected against severe stem pitting genotypes of Citrus tristeza virus (CTV) since the 1920s using a mild strain initially called ‘Nartia’ but later referred to as grapefruit mild strain 12 (GFMS

Externí odkaz: https://doaj.org/article/866e9f9c6ea547d99fed2b828ae26ba9

Avocado Diseases of Major Importance Worldwide and their Management

Autor: L. J. Marais

Publikováno v: Diseases of Fruits and Vegetables: Volume II ISBN: 1402018231

Avocado fruit has become one of the most sought after food sources worldwide. It is a nutritious source of food and is part of the staple diet of many people in third world countries where it is cultivated and where it is native. Avocado is a special

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::03ea226f07f5531ebab5834660f7cac4
https://doi.org/10.1007/1-4020-2607-2_1

Improved Sensitivity in the Detection and Differentiation of Citrus Huanglongbing Bacteria from South Africa and the Philippines

Autor: K. L. Manjunath, L. J. Marais, Vicente J. Febres, J. Ochasan, Charles L. Niblett, R. F. Lee, R. Harakava

Publikováno v: Harakava, R.; Marais, L. J.; Ochasan, J.; Manjunath, K. L.; Febres, V. J.; Lee, R. F.; et al.(2000). Improved Sensitivity in the Detection and Differentiation of Citrus Huanglongbing Bacteria from South Africa and the Philippines. International Organization of Citrus Virologists Conference Proceedings (1957-2010), 14(14), 195-199. Retrieved from: http://www.escholarship.org/uc/item/5z05561m

Author(s): Harakava, R.; Marais, L. J.; Ochasan, J.; Manjunath, K. L.; Febres, V. J.; Lee, R. F.; Niblett, C. L.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1bde82372e1d4d4e6f9a132b0ca38b74
http://www.escholarship.org/uc/item/5z05561m

Apparent Lack of Transmission of Citrus light using Bark Patch Inoculations

Autor: R. F. Lee, M. J. G. Beretta, L. J. Marais, K. S. Derrick

Publikováno v: Lee, R. F.; Marais, L. J.; Beretta, M. J. G.; & Derrick, K. S.(1993). Apparent Lack of Transmission of Citrus light using Bark Patch Inoculations. International Organization of Citrus Virologists Conference Proceedings (1957-2010), 12(12), 131-138. Retrieved from: http://www.escholarship.org/uc/item/5mm9h29x

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4ce2596a1fc8a87a58a79964c03e5340
https://doi.org/10.5070/c55mm9h29x

Seed Source and its Effect on Mycorrhizae Development inPinus patulaSchlecht et Cham, in South Africa

Autor: L. J. Marais, J. M. Kotzé

Publikováno v: South African Forestry Journal. 108:5-9

SUMMARY Seed source as an important factor in early mycorrhizae formation was investigated. Four different sources of seed of Pinus patula Schlecht et Cham, collected at four different forest reserves situated at varying altitudes and latitudes were

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33be80540d346b207fa5fb9e7d7725ab
https://doi.org/10.1080/00382167.1979.9630484