How plant viruses are restricted to the phloem are long-standing questions in plant virology. The paper shows PENETRATION3 activity and callose deposition confine plant viruses to the phloem, which ...
Whether you’re planting in your yard, on a windowsill, or in a public space, you can help create more bird-friendly habitats with native plants. Find the best plants for your area (and where to get ...
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