Crop rotation, soil reclamation, forestry, forage mixed cropping, intercropping with grasses and legumes, associative nitrogen fixation with non-legume crops, such as sugarcane, and other agricultural practices in Brazil are also dependent on biological nitrogen fixation.
ConieD is the biannual Congress on Computers in Education, organised by the Spanish Association for the Development of Computers in Education (ADIE).
We cannot catechise our stony ichthyolites, as did the necromantic lady of the Arabian Nights did the coloured fishes of the lake which had once been a city, when she touched their dead bodies with her wand, and they straightaway raised their heads and rephed to her queries.
Ludwik Dembinski Richard O'Regan Editor Chairman, Editorial Committee The present volume is a... Læs mere
Over recent years there has been a tremendous upsurge in interest in the fracture behaviour of polymers. The main emphasis is upon the use of fracture mechanics in the... Læs mere
Although many books have been written on the topic of ion exchange, most have been aimed at the specialist and the graduate engineer or chemist. The author's experience in... Læs mere
It is a great pleasure to present this book, edited by a distinguished team at the Hong Kong Institute of Education and with excellent contributors from nine countries in the region and beyond.
This interpretation enables a remarkably unified view of the entire field of biology to be taken and hence offers an excellent entry point into the life sciences for those for whom biology is unfamiliar.
However, in those cases were isolated protoplasts could be transformed, often, a shoot regeneration system was not available to induce the production of... Læs mere