Sentence examples for decrease in fertilization from inspiring English sources

In this study, a decrease in fertilization rate with increased UV dosage at 25,000 ergs/mm2 (39%) was more apparent than a decrease in hatching rates (32.69%).

Similarly, Gopalakrishnan et al. (2008) have reported a decrease in fertilization rate by 31% at 80 μg Hg and 42.3, 71.2, 78.9, and 78.2% at 100 μg Cd, Pb, Ni, and Zn, respectively, compared to the controls after a 20-min exposure of sperm to control seawater and to heavy metals.

When analysed separately the predictive role of presence of vacuoles, smooth endoplasmic reticulum clusters and refractile bodies, Rienzi et al. (2008) have only found a slight but significant decrease in fertilization rates of vacuolated oocytes.

Finally, a decrease in fertilization gain because of ACS reactions in foliage of both species (hypothesis 3), stronger in beech, can partly explain the lower responsiveness of beech versus spruce to an elevated CO2 supply.

In any case, the decrease in the male birth ratio in November 1986 could not be explained by a change in the primary (determined at conception) sex ratio because of a negative effect of Chernobyl radiation on male reproductive health manifested as a decrease in fertilization capability of Y-bearing sperm.

Furthermore, they reported that IVF, immediately after removal of CPA, resulted in a significant decrease in the fertilization rate and aberrant dynamics of cytoskeleton-dependent events, whereas oocytes inseminated after the post-thaw incubation displayed improved fertilization rates (assessed by oocyte activation following sperm entry) and cytoskeletal architecture (assessed by immunostaining).

TAM exerted: a) early embryonic mortality to exposed embryos and to the offspring of exposed eggs; b) developmental defects to the offspring of exposed sperm; c) decrease in sperm fertilization success, and d) cytogenetic effects in the offspring of exposed sperm or eggs.

With the decrease in phosphorus fertilization and increase in nutrient retention, biochar should have positive effects on reducing nutrient runoff losses, according to Guo, who adds, "Since biochar fertilization enhances soil aeration and beneficial microbial activity, it will also inhibit soilborne pathogens but not above-ground pests".

It is therefore plausible that an artificial situation causes a decrease in the efficiency of fertilization.

This strategy found to be more effective in improving wheat yield and quality than the increase in the N rate, which could offer the potential to decrease N fertilization rate in wheat production.

Moreover, exposure of gametes before fertilization decrease the fertilization rate in H. elegans, and thus, indicating the fertilization membrane formed may prevent the toxicants entering into the oocytes (Gopalakrishnan et al., 2008).