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Marvin Pritts, a professor of horticulture at Cornell University, asserts that less than 0.1% of Americans have likely ever eaten a blackcurrant. [3] Their rarity in the United States contrasts with the situation in Europe, which produces 99.1% of the world's blackcurrant crop, and where blackcurrant is a popular flavor of squash (cordial).
It is commonly known as the blackcurrant gall mite or big bud mite. It feeds on the plants' buds, forming galls , and transmits a virus which causes blackcurrant reversion disease. The mite is a serious pest of blackcurrant crops in Europe, but rarely on other continents.
The blackcurrant leaf midge can cause browning, crimping and distortion of leaves at the tips of shoots but it is seldom a serious problem. The blackcurrant sawfly (Nematus ribesii) lays its eggs on the underside of the leaves and the voracious larvae work their way along the shoots, stripping off leaf after leaf. In a serious attack, the bush ...
Ribes (/ ˈ r aɪ b iː z /) [5] is a genus of about 200 known species of flowering plants, most of them native to the temperate regions of the Northern Hemisphere. [2] The species may be known as various kinds of currants, such as redcurrants, blackcurrants, and whitecurrants, or as gooseberries, and some are cultivated for their edible fruit or as ornamental plants.
This list of global issues presents problems or phenomena affecting people around the world, including but not limited to widespread social issues, economic issues, and environmental issues. Organizations that maintain or have published an official list of global issues include the United Nations, and the World Economic Forum.
In this article, we take a look at the 10 biggest issues in the world and the companies working on solving them. You can skip our detailed analysis of the plight of the world and go directly to 5 ...
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The World Economic Forum (WEF) recently published its annual Global Competitiveness Report, which looks at dozens of measures of economic and institutional health to compile a ranking of countries.