On the structure and mechanism of the gastric mill in Decapoda S. S. Patwardhan OriginalPaper Pages: 155 - 174
The structure and life-history ofAzolla pinnata R. Brown with remarks on the fossil history of the hydropterideæ H. S. Rao OriginalPaper Pages: 175 - 201
Investigations on the rôle of silicon in plant nutrition A. Sreenivasan OriginalPaper Pages: 201 - 212
Estimation of nitrogen by fumeless digestion. Part 1 Y. V. NarayanayyaV. Subrahmanyan OriginalPaper Pages: 213 - 235