Study on Tetraploids Induction by Different Mutagens in Garlic A Comparative Study of Polyploid Development Induction of Ornithogalum thyrsoides by Pendimethalin and Colchicine in vitro EFFECT OF PENDIMETHaLIN ON MITOSIS OF MAIZE SEEDLING ROOT MERISTEMATIC CELLS Biodegradation of herbicide pendimethalin by fungi and its characteristics Study of Polyploid Development Induction of Lilium sargentiae Wilson by Two Herbicides in vitro