For example, we found the herd fertility on one farm to be extremely good, and the fertility on another farm to be extremely low.
To counteract the decline in soil fertility on the one hand and to cope with the increasing price of the imported mineral fertilizers on the other hand, the integrated use of organic and mineral fertilizers is found to be very important.
Although some important links in the mechanism are not completely understood, the duel action of insulin resistance i. e. reducing fertility on the one hand and increasing fetal growth on the other is well supported.
'Clover is the basis of fertility on the farm,' says Collins, 'as we don't use artificial fertilisers.
I put this to Carl Haub of the Population Reference Bureau, who monitors global fertility on a daily basis from his perch in Washington.
The mysteries in honour of the Cabeiri (gods of fertility) on the island of Samothrace attracted great attention in this period.
It is a heady mash-up of symbolism, as if the Masons had got together with the Rotary club, and a group of NCT mothers, to build a temple to fertility on acid.
Given that frozen eggs are likely to be used by women at a later stage of reproductive health, the message that putting your fertility on ice will lead to parenthood in the future may be fostering false hope.
At Wave Hill, the public garden on an old estate overlooking the Hudson in Riverdale, the Bronx, a hardy bunch of 150 gardeners from New York City and beyond celebrated the end of a rare season of over-the-top fertility on Thursday night at their annual garden party and fundraiser.
In the Bill Gates-funded quest for the next form of contraception, a Massachusetts startup has come up with a small remote-controlled chip, like a digital wifi version of the pill, that will allow women to switch their fertility on and off at the touch of a button.
"Experimental research tracking the effect of fertility on longevity is obviously not possible with human subjects," acknowledges the team.
