One of the following two methods is generally used for the estimation of irrigation requirement: 1. Method Based on 'Duty of Water': In this method, the designer has to first decide the duty of water for different crops in the command area of the system. Duty of water (or simply duty) for a given crop is defined as the area [...]
In this article we will discuss about the protection of crops by the use of bio-pesticides. 1. Microbial Herbicides: The use of endemic or exotic plant pathogens to kill weeds is the efforts of phytopathologists. The microbial origin of herbicides is definitely a major contribution and an alternative to chemical weedicides. Some of the successes with exotic pathogens have been [...]
In this article we will discuss about the cultivation and improvement of tea. Tea: Tea, Camellia sinensis, is one of the most popular caffeine containing beverage, obtained from tender leaves of the tea plants after processing. Tea contains 13-18% tannin, 2-5% theine and a volatile oil. There are two main varieties, e.g., bohea (Chinese tea) and assamica (Indian, i.e., Assam [...]