Diallel crosses between sources of Black Shank (Phytophthora parasitica var. nicotianae) resistance
The black shank (Phytophthora parasitica var. nicotianae) fungus is a very destructive tobacco disease which is responsible for great losses to farmers worldwide. This disease is also a problem in South Africa, as the most popular South African air-cured tobacco cultivar, CDL28, is very susceptible...
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2013
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Online Access: | http://hdl.handle.net/2263/25779 Vam der Merwe 2002, Diallel crosses between sources of Black Shank (Phytophthora parasitica var. nicotianae) resistance, MSc dissertation, University of Pretoria, Pretoria, viewed yymmdd < http://hdl.handle.net/2263/25779 > http://upetd.up.ac.za/thesis/available/etd-06242005-102917/ |
Internet
http://hdl.handle.net/2263/25779Vam der Merwe 2002, Diallel crosses between sources of Black Shank (Phytophthora parasitica var. nicotianae) resistance, MSc dissertation, University of Pretoria, Pretoria, viewed yymmdd < http://hdl.handle.net/2263/25779 >
http://upetd.up.ac.za/thesis/available/etd-06242005-102917/