This is a preview. Log in through your library . Abstract Background and Aims Organisms often balance among reproduction, growth and survival. When these processes are in competition, selection may ...

There is something otherworldly about ferns. Their fronds suggest feathers and wings, and so when looking at them you may think of taking flight, most likely into the pre-historic past when they ...

I remember one day, while working the Master Gardener hotline, I got a call from a woman who was very upset. The beautiful floral bouquet she received from a loved one was covered in “bugs.” She was ...