By J. L. PINTO, d.p.ii. Director, Government Vaccine Institute, Belgaum, Bombay Presidency The question of duration and degiee of immunity against smallpox conferred by primary or infantile vaccination is certainly of very great interest, from both the theoretical and practical points of view. The importance and advantages of infantile vaccination are almost universally recognized and admitted....

A two-year field study was conducted in sandy loam soil to evaluate the impacts of biochar on quality and growth yields pinto bean (Phaseolus vulgaris) sorghum–Sudan (Sorghum × drummondii). wood-derived commercial applied at three rates (PB) (SS) plots. The application annually for two years PB plots were 0, 2.2, 11.2 Mg ha−1, whereas SS 3.4, 6.7 ha−1. Crop harvest parameters evaluated. Assesse...