A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B.

A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B.

by Grace H. Griswold

Book 93 of Memoir / Cornell University Agricultural Experiment Station --

Browse books you can read free on Readfeed

No club is reading this yet — be the first to start one

Start a club free

Discuss A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B. with other readers

Join or start a book club for A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B. on Readfeed. Live chat, shared reading progress, and AI discussion questions — free to get started.

Frequently asked questions

How do I join a book club for A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B.?

Sign up free on Readfeed, then browse public clubs or start your own club with A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B. as the current read. Invite friends with a share link and discuss together with live chat and AI discussion questions.

Can I discuss A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B. with other readers online?

Yes. Readfeed book clubs let you chat live, share progress, and join discussions about A study of the oyster-shell scale, Lepidosaphes ulmi (L.), and one of its parasites, Aphelinus mytilaspidis Le B. with readers worldwide — whether your club is virtual, in-person, or hybrid.

Is Readfeed free?

Yes. Creating an account and joining book clubs is free. Sign up to find readers who love the same books and start discussing today.