在双核吸器形成过程中，寄主细胞可分泌胼胝质和产生与侵染有关的管状结构。

During formation of the dikaryotic haustorium there were collars formed around the neckand tubles in cytoplasm in host cell.

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利用双选择试验，研究岛弯尾姬蜂的寄主选择行为。

Dual choice experiment was used to test the host searching behavior of Diadegma insulare.

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