9 plant species are reported as new records to Guizhou Province. They are Diospyros sutchuensis Yang (Ebenaceae), Celastrus homaliifolius Hsu (Celastraceae), Cryptocarya brachythyrsa H. W. Li (Lauraceae), Lysionotus heterophyllus Franch. (Gesneriaceae), Morinda nanlingensis Y. Z. Ruan (Rubiaceae), ...

Results from the in vitro antiamoebic activity (against Entamoeba histolytica) of some Congolese plant extracts used as antidiarrhoeals in traditional medicine indicated that of 45 plant extracts tested, 35 (77.78%) exhibited an antiamoebic activity and 10 (22.22%) were inactive. The highest...

Phytoalexins in C. fistula and M. tomentosa were monitored in healthy and infected leaves. Healthy leaves of M. tomentosa contained 4′-OMe quercetin, 7,3′,4′-triOMe quercetin and 3′,4′-diOMe quercetin and leaves infected by Phomopsis sp. contained quercetin and kaempferol. Healthy leaves of C....

Tabulated data on Abies pindrow, Acacia catechu, Buchanania latifolia, Cassia fistula, Dalbergia sissoo, Dipterocarpus indicus, Melia azedarach, M. indica, Morus spp., Picea morinda, Populus ciliata, Prosopis spicigera, Shorea robusta, Soymida febrifuga. KEYWORDS: Abies pindrow \ Acacia catechu \...

Gives, inter alia, evaporation maxima (absolute and mean) for various regions and sites, including the lower part of the dry-warm Oak forests (Quercus baloot, Olea cuspidata and Dodonaea viscosa) at ca. 1800 m. alt., in the conifer forests (Pinus gerardiana, Cedrus deodara, Picea morinda) at...

In consequence of the unhealthy condition of spruce throughout New Zealand, an investigation was begun in November 1929 as a preliminary to the control of the spruce aphis, Neomyzaphis abietina[Elatobium abietinum], Wlk., which was first recorded there in 1922, when it was reported to have been...

This list of the pests of economic plants of the Samoa, Tonga and Ellice Islands is compiled from observations made by the author and Dr. P. A. Buxton during 1924 and 1925, and the records of other writers. Many of these have already been noticed [R.A.E., A, ii, 555; iv, 128; xii, 272].
Except...

During 1913 a very severe attack of the Aphis described by Walker in 1849 as Aphis abietina[Elatobium abietinum] took place on spruce trees. The insect is described and figured, and a list is given of localities in which it has been found in the United Kingdom. The trees of the genus Picea are...