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Puccinia horiana is a microcyclic, autoecious rust, meaning that the fungus has two known spore stages: teliospores and basidiospores, as well as no known alternate host. [6] Similar to other microcyclic rusts, two-celled teliospores produce unicellular basidiospores which are then dispersed via air currents.
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Plant breeders emphasize selection and development of disease-resistant plant lines. Plant diseases can also be partially controlled by use of pesticides and by cultivation practices such as crop rotation , tillage, planting density, disease-free seeds and cleaning of equipment, but plant varieties with inherent (genetically determined) disease ...
The purpose of the Oklahoma Native Plant Society, organized in 1986, is to encourage the study, protection, propagation, appreciation, and use of Oklahoma's native plants. [1] It sponsors a number of activities including field trips , a spring wildflower workshop , and a wildflower photo contest.
Gardening program is growing more than just plants at Oklahoma City schools. Gannett. Carla Hinton, The Oklahoman. November 28, 2024 at 6:45 AM.
Some rust species form perennial systemic infections that may cause plant deformities such as growth retardation, witch's broom, stem canker, galls, or hypertrophy of affected plant parts. Rusts get their name because they are most commonly observed as deposits of powdery rust -coloured or brown spores on plant surfaces.
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