A reader wants to know if other people are experiencing plant damage by the over-abundance of rabbits and voles this winter season. She says the lower branches of all her pine trees are being denuded and damaged and the shrubs are being stripped of their bark with whole branches being chewed off. Her vines have all been severed at ground level. She is worried that with all the damage her plants are sustaining that her landscape will be dismal in spring. She asks "Short of encasing everything in my yard (and my plantings are extensive) in chicken wire, I was …