प्राकृतिक संकट एवं समाधान حسب जलुथरिया, राजेश

الموضوعات:

Lyctus powder-post beetles حسب Fisher, Ronald C.

الموضوعات: "…Life history and habits, Lyctus powder post beetles, Timber attacked by lyctus, Economic importance of lyctus powder post beetles, Control and remedial measures,…"