Notizie preliminari sull'azione fitodinamica dell'acido difenililacetico sulla pianta del tabacco

Summary The application of diphenylilacetic acid has shown favorable effects on the growth of tobacco plants. Solutions containing 10 p.p.m. and 20 p.p.m. produce, in weight, an almost double growth in treated plants in comparison with the controls. Diphenylilacetic acid can be considered as a growth-promoting substance. The data are not definite.     

Carbon dioxide fixation by the achloric algaPrototheca zopfii

Riassunto Estratti cellulari dell'alga acloricaPrototheca zopfii fissano anidride carbonica esclusivamente sul fosfoenolpiruvato. La reazione è stimolata da MgCl₂ e MnCl₂ ma non da IDP o ADP.