Indeed it is a book that is designed for students who have in their program of plant physiology. Students who are in biology LMD will find their account students like pharma, horticulture and agronomy who learn all the basics of botany or more. This book is useful on two points: _a recent publication (2003), which allows it to be the facts of scientific actuality in the middle of plant biology. All research innovations and the principles of the various techniques used that allowed an enrichment of the knowledge of the mode of operation of plants in general and what surrounded them. _a more for the student who found almost point by point the elements seen in progress (more details of course !!). Each chapter, carefully introduced, includes a summary and comprehension questions -explications major subdivisions of the plant -organizing cells and organs of plants -The water relations and mineral nutrition -the principal metabolic reactions emphasizing the energy aspect -the regulation of growth and development -The stress physiology and biotechnology. ... Until the license this book should accompany the student BV ..N.Npounrn its success .... hee hee !!!