TY - RPRT TI - The effect of ewe proximity on testis size in developing rams. AU - A W Illius AU - S P Marx AU - N B Haynes AU - G E Lamming PY - 1975 DO - 10.1136/vr.97.15.281 UR - https://pubmed.ncbi.nlm.nih.gov/1237187/ ID - 1237187 ER -