When is is clear and more fluid like, you are more fertile than when it is a dry, milky white.
But hidden within the vast dunes and swathes of dust are minerals left from an earlier, more fertile time when the region was home to agriculture, along with plants and animals now more commonly found in the savannahs further south.
However, hybrid progeny appears to be more viable and fertile when their parental species have the same chromosome number, as in the case of hybridization between A. hybridus and A. tuberculatus (Trucco et al. 2009).
(ii) The plant assemblages living in areas of more fertile substrates, which grow more luxuriantly when water availability is high, are more vulnerable to drought disturbance.
When tested for their fertility, strain R265 was more fertile than strain R272 suggesting that the genes controlling mating/sporulation might be more easily induced.
"But perhaps it is the moment when the woman is more fertile and open to conception".
This reflected US influence after its embargo on Cuban sugar, an example of American involvement in Khuzestan going back to Truman's Point Four Programme in the 1950s, when agriculturists lived in the more fertile northern regions.
My father moved to San Joaquin when he was 20 in search of more fertile lands and met my mother.
When they eventually developed interest in the more fertile areas utilized by the late Danubian cultures, they became the threat that compelled the Danubian farmers to fortify their settlements.
Better luck next time or, more likely, better luck next week when Azinger will be on familiar, and infinitely more fertile, ground with the start of the 2010 Ryder Cup at Celtic Manor.
