Factors that influence the uptake of water and calcium by the plant have an effect on the incidence and severity of blossom end rot. The disease is especially prevalent when rapidly growing, succulent plants are exposed suddenly to a period of drought.
Imperialism impacted the African continent in several ways, primarily in the contexts of economics and politics. The political impact of the Western nations displays in the administrative system of government in Africa. Western governments established a structured and organized government, such as a central or federal government, in many African nations, which remain in place to this day.
Cause and Effects of New Imperialism. What was the New Imperialism? The New Imperialism was the period of colonial expansion by the European powers, United States and Japan in late 19th and early 20th century. This expansion was achieved through the imperialization of China, India and Africa. Each country had respective reason to why it was targeted by the foreign nations and each was left with devastating effects after being imperialized. Causes of Imperialism in Africa Africa was rich in precious minerals and resources such as diamond, gold and oil. Another major cause of imperialism is slave labor that America and European nations wanted. The land was also used to produce crops such as cotton and groundnuts, as well as to be used for settling overpopulated cities.