Growing tomato plants in your garden provides juicy and plump fruit without having to make a trip to the market. Unfortunately, blight and powdery mildew can attack the tomato plants, causing stunted growth, leaf discoloration, premature leaf dropping and discolored spots on fruits. Several natural remedies will help control these diseases without using toxic and harsh fungicides.
Broadly, there are two kinds of networks effects: Direct network effects: An increase in usage leads to a direct increase in value for other users. For example, telephone systems, fax machines, and social networks all imply direct contact among users. A direct network effect is called a same-side network effect. An example is online gamers who benefit from participation of other gamers. Indirect network effects: Increases in usage of one product or network spawn increases in the value of a complementary product or network, which can in turn increase the value of the original.
Cumulative effects are changes to the environment that are caused by an action in combination with other past, present and future human actions. [Numerous definitions of. exist in the literature. Many of these are quite complicated and refer to technical aspects of cumulative effect's interactions..2.1 Effects Pathways. Cumulative effects occur as interactions between actions, between actions and the environment, and between components of the environment. These pathways between a cause (or source) and an effect are often the focus of an assessment of cumulative effects.