TY - RPRT TI - Effect of sediment depth and sediment type on the survival of Vallisneria americana Michx grown from tubers AU - Nancy B. Rybicki AU - Virginia Carter PY - 1986 DO - 10.1016/0304-3770(86)90059-8 UR - https://pubs.usgs.gov/publication/70015587 ID - 70015587 ER -