Frass 第1页

A PRELIMINARY STUDY ON THE USE OF FRASS IN THE IDENTIFICATION OF FOREST INSECTS A STUDY ON THE SPATIAL DISTRIBUTION PATTERN OF LARVAE FRASS-DROP OF DENDROLIMUS PUNCTATUS AT LOW DENSITY POPULATION Eupolyphaga frass and its extracts protected tomato from Meloidogyne incognita infestation. Studies on Determining Control Action Threshold by Frass drop Amount of Sucra jujuba