STUDIES ON NICHES OF TETRANYCHUS VIENNENSIS, PANONYCHUS ULMI AND THEIR PREADATORY ENEMIES: (Ⅰ). SPATIAL AND TEMPORAL NICHES Influence of Seasonal and Daily Changes of Spatial Niche of Spiders in Paddy Field and Two Insecticides to Spatial Niche and Predatory Function Spatial and temporal niches of Aphis gossypii and its predatory enemies SPATIAL AND TROPHIC NICHES OF THREE SPECIES OF LIZARDS IN DESERT Niches of dominant grub populations in different athletic areas of golf course