This is a preview. Log in through your library . Abstract Phloem loading in source leaves is a key step for carbon partitioning and passive symplastic loading has been proposed for several tree ...

Sucrose is produced in, and translocated from, photosynthetically active leaves (sources) to support non-photosynthetic tissues (sinks), such as developing seeds, fruits, and tubers. Different plants ...

Plants, like humans, need to move sugar and other nutrients around their bodies to power their growth. But unlike humans, they do not have a heart to pump these vital nutrients. Instead, they use an ...