Results 11 to 20 of about 1,095,790 (363)
Soil Fertility and Fertilizers [PDF]
Soil fertility and fertilizers , Soil fertility and fertilizers , مرکز فناوری اطلاعات و اطلاع رسانی ...
Werner Lind Nelson, Samuel L. Tisdale
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Fertility and the Plough [PDF]
This paper provides evidence that the form of agriculture traditionally practiced—intensive plough agriculture versus shifting hoe agriculture—affected historic norms and preferences about fertility, and that these norms persist, affecting observed fertility around the world today.
Alesina, Alberto+2 more
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Cystinosis is a rare inheritable lysosomal storage disorder characterized by cystine accumulation throughout the body, chronic kidney disease necessitating renal replacement therapy mostly during adolescence, and multiple extra-renal complications. The majority of male cystinosis patients are infertile due to azoospermia, in contrast to female patients
Ahmed Reda+2 more
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Transcriptomics of cumulus cells – a window into oocyte maturation in humans
Background Cumulus cells (CC) encapsulate growing oocytes and support their growth and development. Transcriptomic signatures of CC have the potential to serve as valuable non-invasive biomarkers for oocyte competency and potential.
Brandon A. Wyse+5 more
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Background and Aims: The spindle is an essential cellular organelle that plays an important role in the oocyte during chromosome alignment and separation at meiosis.
Su Hyeon Kim+6 more
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Latest‐Late Fertility? Decline and Resurgence of Late Parenthood Across the Low‐Fertility Countries [PDF]
After decades of fertility postponement, we investigate recent changes in late parenthood across low-fertility countries in the light of observations from the past.
Beaujouan, Eva
core +1 more source
Malaria ecology, child mortality & fertility. [PDF]
The broad determinants of fertility are thought to be reasonably well identified by demographers, though the detailed quantitative drivers of fertility levels and changes are less well understood.
Conley, Dalton+2 more
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Consanguineous marriage is defined as marriage between first or second-degree cousins, with high prevalence in many cultures and societies. Descendants from consanguineous unions have an increased risk for genetic diseases.
Laura Melado+7 more
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Cryptorchidism and Fertility [PDF]
Cryptorchidism, the failure of one or both testes to descend into the scrotum prenatally, occurs in 2.4%-5% of newborns. Many of these testes will descend spontaneously shortly after birth, but ~23% will remain undescended unless surgery is performed.
Fatma Fawzy+4 more
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Human sperm vitrification: the state of the art
Sperm cryopreservation has been widely used in assisted reproductive technology (ART) and has resulted in millions of live births. Two principal approaches have been adopted: conventional (slow) freezing and vitrification.
Yong Tao+3 more
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