NCERT books offer a number of problems which students can practice to assess their learning and prepare for the examinations. Practicing a variety of questions helps to strengthen the fundamentals of ...

Many people who appreciate cannabis are most familiar with just two parts of the marijuana plant—the flowers that they smoke and the leaf, which has become an iconic image of pot culture. But how do ...

Leaves, Stem and Wood in relation to Taxonomy, with Notes on Economic Uses. By Dr. C. R. Metcalfe and Dr. L. Chalk. Vol. 1. Pp. lxiv + 724. Vol. 2. Pp. v + 725–1500 ...

Baranova, M. (V. L. Komarov Botanical Institute, Prof. Popov Str. 2, 197376 St. Petersburg, Russia. Principles of comparative stomatographic studies of flowering ...