Influence of Silique and Leaf Photosynthesis on Yield and Quality of Seed of Oilseed Rape(Brassica napus L.) after Flowering Review on Some Hot Topics Towards the Researches in the Field of Plant Physioecology IN VITRO MICROSPORES MUTAGENESIS IN Brassica napus.——RESPONSE OFMICROSPORE EMBRYOGENESIS TO UV RADIATION Light characteristics in tea-fruit tree or-forest complex garden EFFECT OF LIGHT RADIATION ON SOIL