This thesis is a study of signal reception under noisy conditions, where Initial knowledge about the signal is very small. The first part deals with waveform representation and then, using continuous-time and discrete-time representations, a particular reception problem is investigated.…

Knowledge of the relationships between nitrogen fertilization and nitrogen availability is needed to guide plans for providing optimum tree growth by silvicultural operations. PART 1. Detailed studies of the mineralization of urea were made by laboratory incubation of black spruce…