Attention may be directed to a paper by Prof. A. Findlay on osmotic pressure and the theory of solutions, which has recently been published in Scientia. It has sometimes been suggested that the ...

Aims Seed germination is one of the most important processes in plant biology and ecology because it determines the timing and magnitude of seedling emergence events every growing season influencing ...

1. The force with which the seeds of Xanthium pennsylvanicum absorb water has been measured by two methods: (a) osmotic solutions, and (b) vapor pressure equilibrium. The osmotic method is at present ...