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Aphid (Sitobion yakini) investigation suggests thin-walled sieve tubes in barley (Hordeum vulgare) to be more functional than thick-walled sieve tubes

B. Matsiliza ; C. Botha | 2002

Barley, like most other grasses that have been studied, contains two kinds of sieve tube. The first formed are called thin-walled sieve tubes because of their thin wall compared to the late-formed, and are associated with companion cells. The la[...]

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