1 Weeds compete with the main crops. 2  High tendency of a carryover of the insect pests and diseases from the crop residues. 3  Organic matters are not evenly distributed or are concentrated at the topsoil. 4  It needs patience and waits a longer time to have an excellent soil. A system where the soil is not disturbed between harvesting one crop and planting the next. 2  It is a crop production where the soil is not traditionally tilled or cultivated although sticks or other planting equipments are used to make the openings for seeds. 3  Ridge tillage.
Parents Need to Know. Parents need to know that Nerve is a teen thriller about a popular online video game (with some parallels to Pokemon Go) that can become dangerous. There are lots of scenes of teens (played by actors in their twenties) performing dangerous and/or thrilling stunts; some fail and get hurt. Guns are also shown, with some shooting.
Power rating. In electrical engineering and mechanical engineering, the power rating of equipment is the highest power input allowed to flow through particular equipment. According to the particular discipline, the term power may refer to the electrical or mechanical power. A power rating can also involve average and maximum power, which may vary depending on the kind of equipment and its application.