Test Organism 



Interacting Organism 



Observed Effects 



Reference Source 



C . reinhardi 



C . reinhardi 



Haematococcus pluvialis 



Killed in mixed culture 



Proctor (1957) 

 (1957a) 



Scendesmus quadricauda Inhibited in mixed culture Proctor (1957) 



Haematococcus pluvialis Chlamydomonas chlamydogma Stimulation or inhibition 



depending on media and 

 time in culture 



H . pluvialis 



Scenedesmus quadricauda Mutual inhibition in 



mixed culture 



Selanastrum minutum Cosmarium impressulatum No inhibition in mixed 



culture 



Cosmarium impressulatum Selanastrum minutum 



No inhibition in mixed 

 culture 



McVeigh and 

 Brown (1954) 



Proctor (1957) 

 (1957a) 



Lefevre and 



Nisbet (1948) 



Lefevre and 



Nisbet (1948) 



DIATOMS 



Nitzschia frustulum 



Nitzenhia palea 

 N. palea 

 N . palea 



N. palea 



N. palea 



N. palea 



N . palea 



N . palea 



N . palea 



N. palea 



Chlorella vulgaria 



Nitzschia palea 

 Chlorella pyenoidosa 

 Asterionella for mo s a 



Senedesmus quadricauda 

 Pediastrum boryanum 



Scenedesmus quadricauda 



Cosmarium lundelli 



C . obtusatum 



Nitzachia palea 



Phormidium uncinatum 



Mutual inhibition in 

 mixed cultures . 

 Inhibition by filtrate 



Inhibited in filtrate 



Accelerated in filtrates 



Inhibited in filtrate 

 and mixed cultures 



Some multiplications , 

 cells clumped 



Very few multiplications 



Inhibition by filtrate 



Cells killed by filtrate 



Good development 

 in filtrate 



Slight development in 

 filtrate 



Rice (1954) 



Jprgensen (1956) 

 J^rgensen (1956) 

 J;5rgensen (1956) 



Accelerated in filtrate J;irgensen (1956) 



Lefevre, Jakob 

 and Nisbet 

 (1952) 



Lefevre , Jakob 

 and Nisbet 

 (1952) 



Lefevre , Jakob 

 and Nisbet 

 (1952) 



Lefevre, Jakob 

 and Nisbet 

 (1952) 



Lefevre , Jakob 

 and Nisbet 

 (1952) 



Lefevre , Jakob 

 and Nisbet 

 (1952) 



46 



