Sökt på: Böcker av John N Powell
totalt 5 träffar
Understanding and Improving Crop Root Function
"…a well-curated collection of chapters that provides a broad state-of-the-art survey of how roots contribute to plant crop performance and edaphic stress tolerance…Given the …
Floating to Space
Book & DVD. From the Space Shuttle, to Soyuz, to Spaceship One, riding the explosion at the bottom of a rocket has historically been the only path to space. Is there another way? …
Us Government Leaders
These volumes gather over 120 biographies representing the most prominent and influential leaders in the United States - both in and out of government - who form the core of …
In Company Upper Intermediate Teacher's Book 2nd Edition
The Teacher's Book contains comprehensive teacher's notes which give an overview of each unit, procedural instructions for all exercises and full listening scripts and answers. 1:1 …
Tourism Transformations in Protected Area Gateway Communities
Gateway communities that neighbour parks and protected areas are impacted by tourism, while facing unique circumstances related to protected area management. Economic dependency …