1451 | Polychlorinated biphenyls and organochlorine pesticides in eels from Welsh Rivers |
1452 | Proteocephalus filicolis, |
1453 | Diagnostic Drawing: Cyanobacteria branched forms, |
1454 | Bosmina, |
1455 | Diphyllobothrium cysts, |
1456 | Batrachospermum, |
1457 | Batrachospermum, |
1458 | Brachiomonas, |
1459 | Chamydomonas, |
1460 | Bicosoeca |
1461 | Botryococcus, |
1462 | Ceratium |
1463 | Chlamydomonas, |
1464 | Botrycoccus, |
1465 | Mallomonas caudata |
1466 | Rhipidocotyle illense, |
1467 | Herbarium Image: Carex canescens |
1468 | Botrydium, |
1469 | Batrachospermum, |
1470 | Herbarium Image: Betula nana |
1471 | Ceratium, |
1472 | Bulbochaete, |
1473 | Botrycoccus, |
1474 | Blastocladiella |
1475 | Botrydium, |