Why did cover crops fall out of fame in the 20th century?

With the creation of manufactured composts during the twentieth century, notwithstanding, the training become undesirable. ... By diminishing the requirement for compound manures, cover crops additionally bring down the threat of nitrogen and phosphorus overflow into close by streams.

land

explanation:

australia is the flattest continent, and it has vast plains.

the egg cell forms through 1) meiosis. prophase is a phase in both meiosis and mitosis. fertilization will happen a little later. mitosis happens in my toes while meiosis is for reproduction.