Cut your bought or home grown spring onions about 3cm (1in) above the root. Use the leaves in cooking and add the stem/roots to a glass with clean water to rehydrate roots. Change water daily & keep in a well lit position such as a windowsill or kitchen bench. Watch green leaves regrow.
Basically, a hard thwack to the balls would do the trick.   Also, a man could stop producing sperm because â¦of a hormone imbalance, especially age related.     Men never stop making spermatazoa after the onset of puberty, as long as their testicles remain intact.
We... After puberty is finished, the testicles will produce millions of sperm a day. Sperm mixes with a white, milky substance to make semen. Semen is what's released from the penis when you ejaculate. Guys become fertile between the ages of 11 and 17, meaning they are able to ejaculate semen and get a girl pregnant.fter puberty is finished, the testicles will produce millions of sperm a day. Sperm mixes with a white, milky substance to make semen. Semen is what's released from the penis when you ejaculate.