作为中国传统补益药材，何首乌（Polygoni Multiflori Radix Praeparata, PMRP）经过炮制后具有滋补肝肾、强筋健骨、乌发养颜等功效。其主要成分包括多糖 ...

The use of compost tea extracts to control leaf diseases is an alternative that enables the use of chemicals in agriculture to be reduced. However, little is known about the mechanisms responsible. We ...

American Journal of Botany, Vol. 37, No. 8 (Oct., 1950), pp. 636-639 (4 pages) The water content of conidia of three species of powdery mildews (Erysiphe polygoni, E. graminis, and E. cichoracearum) ...