fertilization

After 37 years of age, a child ready to Iliescu, Romania, but was not allowed to in vitro fertilization.

A minute structure in seed plants, containing the embryo sac and surrounded by the nucellus, that develops into a seed after fertilization.

There has been a great deal of cross-fertilization of ideas and techniques between these methods.

In the course of a man's life, most of his sperm cells are ejaculated under conditions that offer no chance for a fertilization.

For couples who have trouble conceiving, in vitro fertilization (IVF) is often the last resort.

The work did not spring planting, summer irrigation without fertilization, the rich will not have the fruits of the fall of many!

In fact, any culture that encourages in vitro fertilization? has no right to complain about a market in embryos.

Surgery is one of the treatment options; however, if patients failed to conceive after surgery, in vitro fertilization (IVF) is effective.

Indeed, all of these works illustrate a sort of ongoing historical imbalance in cultural cross-fertilization .

Following fertilization the endosperm becomes and remains multinucleate for some time , becoming cellular near the time of pit- hardening .

During in-vitro fertilization, doctors often implant several embryos at once into a woman's womb.

and that of fertilization birch branchlet was bigger in the late, which was able to adapt to a longer period of drought.

The carbon sources utilization ratios of manure application were similar to that of inorganic fertilization combinated with manure. 2.

There was the significant effect of the different amount of P and K-fertilization on the mustard nutritional quality.

Many forest tree species have multiple archegonia which , after fertilization produce a number of proembryos .

As technological load of dynamic balance, CRF will promote balanced fertilization up to new level. China is exploiting new ap. . .

The process that allows a man's DNA to fold up in sperm and then unfold again after fertilization may become compromised.

Oceanic iron fertilization is one of many proposed, planet-scale engineering solutions to climate change.

He could effect cross- fertilization between them .

however, if it achieves the low light level, the grass production can be increased by fertilization.

At the moment when a lone sperm penetrates a mature egg, conception or fertilization takes place.

Self fertilization of the garden will occur when one plant's waste hosts the minerals and other nutrients that another plant requires.

They can try in vitro fertilization and dispose of any afflicted embryo--though that might be objectionable, too.

Fruit The ripened OVARY of a flower that is usually formed following fertilization of the ovule.

But recent research suggests even single babies conceived by in-vitro fertilization are more likely to be preterm.

Aerial true color image combined with soil and plant rapid test could be used for N fertilization recommendation at large scale field.

Fertilization is possible as long as the sperm remain alive.

Scientific fertilization is one of the important methods to achieve the fast-growth and high-yield Eucalyptus.

Fruit set and development without fertilization is called parthenocarpy.

"Seed" : The dictionary definition refers to a mature ovary formed in a plant's pistil after fertilization of the ovules.

Objective: The result of Controlled OvarianHyperstimulation (COH) results from ovarian response in invitro fertilization (IVF) .

Women who have tried to conceive using in vitro fertilization (IVF) methods are painfully aware that timing is of the essence.

In case of natural disasters, exceptions from certain requirements related e. g. to fertilization, crop rotation, seeds, etc. are possible.

The true test of the lab-grown eggs will be to see if they can undergo a final stage of cell division to be ready for fertilization.

He describes the effective pollination period (EPP) as the longevity of the ovules minus the time lag between pollination and fertilization.

That such couples have other options(in vitro fertilization or adoption)is not an argument for denying them the right to clone.

When fertilization happens, changes occur on the surface of the egg to prevent other sperm from penetrating it.

The objective of the research was to provide theoretical basis for scientific fertilization of rice.

Low-light plants only require fertilization once or twice a year.

On a small scale , iron fertilization can be a powerful research tool, Chisholm maintains.

Fertilizer feeder is the core component of precise fertilizing plant and its property is the key for the realizing of precise fertilization.

In vitro fertilization was once seen as depraved God-playing and is now embraced, even by many of the devoutly religious.

A few plant groups produce seeds that are formed without any fertilization of the embryo, so again they are clones of the parent plant.

After the sowing operation, the broad bean seeder can be used for deep fertilization.

N utilization efficiency and distribution in plants was also significantly influenced by the fertilization.

The yield and quality of rice can be improved by the balance fertilization method in middle elevation area of southwest Guizhou.

A fertilization is possible only within 24 hours after ovulation.

Formation of a viable zygote by the union of the male sperm and the female ovum; fertilization.

During the blossoming period, hot dry weather caused poor pollination and fertilization and consequently resulted in fruits blasting.

However, L. perenne was more competitive than E. adenophorum under any treatments of fertilization.

Intrauterine insemination, in vitro fertilization and gamete intrafallopian transfer (GIFT) are additional options.

The result of so many players competing online is a dynamic cross-fertilization of new ideas.

RESULTS: In vitro fertilization (IVF) is a valid option for patients after surgical management has not restored fertility.

To investigate the impact of antithyroid antibody on miscarriage rate of in vitro fertilization and embryo transfer (IVF-ET) pregnancy.

Tobacco is an important economic crop in China and fertilization is one of the key technologies of tobacco cultivation system.

We also performed the cytological mechanism study of fertilization for gymnosperm Chinese pine (Pinus tabulaeformis).

What brought the research into the human arena was the rapidly developing field of in-vitro fertilization.

In these cases, in-vitro fertilization has proved to be a much better alternative.

This form of genetic testing is performed on eggs or embryos during an in vitro fertilization (IVF) cycle.

Embolization of varicoceles in infertile men may be considered a useful adjunct to in-vitro fertilization.

So far, the technique of sheep's in vitro fertilization (IVF) still needs perfection, a lot of problems call for urgent solutions.

They're unusual in that in these animals, the sex of the individual is not determined at fertilization or when egg and sperm meet.

This indicates that some fertilization patterns and natural restoration increase soil enzyme activity thereby improving soil fertility.

Why : You're suggesting that natural conception is better than in vitro fertilization (IVF) or adoption.

The analysis of soil available nutrients is an key process for the fertilization recommendation.

Effect of the regionalized balanced fertilization on nitrogen utilization efficiency and soil nutrient balance was studied.

Thinning treatments had an intermediate effect while N-fertilization had almost no effect on fruit size but did increase yield.

It also meant that in contrast to the amphibians the reptiles lay fewer eggs, they had no larval stage and fertilization was internal.

Dizygotic twins - Twins born from the simultaneous fertilization of two different eggs by two different sperm.

Maintenance fertilization varies depending on whether the growing medium is straight sand, USGA mix, or native soil.

Do some fertilization for the garden!

Under high fertilization and flooding irrigation, the soil quality of greenhouse vegetable lands changes significantly.

Over time, these genetic differences become so great that successful cross-fertilization can no longer take place.

Education and profession have the greatest influence on the choice of fertilization model. Next is age and marital status.

Pollinators are vital to the environment as they spread pollen, enabling plant fertilization to occur.

The objective is to evaluate the effects of nitrogen and potassium fertilization on wheat key regulatory enzymes for grain starch.

Generally speaking, the categorical options are either surgery to reverse the sterilization (tubal reversal) or in vitro fertilization(IVF).

A woman with only one embryo has about a 10% to 20% chance of getting pregnant through in-vitro fertilization.

It has been confirmed that the integrins play an important roles in cell-adhesiveness, the fertilization, and the nidation.

spermatheca Organ which receives and stores sperm from the male pending fertilization of the eggs, e. g. , on female prawns and lobsters .

Ram mortgaged his crop of rice and bamboo for next year and took out loans to pay for the pricey in vitro fertilization (IVF) treatment.

until recently the fertilization practice has been for a single crop , even though the sequential cropping system has been followed.

Otherwise fertilization and using ameliorative material can accelerate the absorption and accumulation of calcium and zinc in the pastures.

sperm Male reproductive cell to fuse with a female egg ( ovum ) during fertilization.

After fertilization through the micropyle, the zygote turned into dormancy status without certain time phase.

The successful fertilization process proved that the hybridization was practicable.

The design had simple structure and reliable transmission which can meet the agronomic requirements of bunch planting fertilization.

Synthetically, the straw organic fertilizer is a relatively good base-fertilization, which have positive function on soil and plants.

The old saying: " knowledge-fertilization holes that are adding a sophistication that article " .

inbreeding The mating of related individuals, or self-fertilization, resulting in increased genetic uniformity in the offspring.

Among the techniques, the automatic Variable Rate Fertilization is inevitable trend of the development.

Approximately four days after fertilization and after several cycles of cell division, these totipotent cells begin to specialize.

Robert Edwards, working in the United Kingdom, began his fundamental research on the biology of fertilization during the 1950s.

Objective To provide reliable parameter to select transferring embryos in in vitro fertilization-embryo transfer.

Leaf and soil sample analysis further proved that P fertilization promoted tree growth in the early stage.

Chemical fertilization , fro example , helps to produce better crops , but is harmful to the environment .

Secondly, the load intensity had obvious difference in different fertilization modes even with same fertilization level.

ancient palm like plants closely related to ferns in that fertilization is by means of spermatozoids.

Sperm must be diluted and treated during artificial insemination and in vitro fertilization.

Overall appearance point of view, uniformity of tall fescue is similar at different fertilization modes.

Visualization of two pronuclei the following day confirms fertilization of the egg.

Fertilization with NP plus foliar feed leads to lower phosphatase activity than fertilization with organic manure plus foliar feed.

Runt seedling for fertilizer damage, should scientific fertilization promoting early.

The recipient undergoes anesthesia when eggs are retrieved and then prepared for fertilization in a lab.

How reasonable fertilization for vegetable production in Qingyuan has certain significance.

To explore the clinical reasons and rescue method of total fertilization failure in vitro fertilization and embryo transplantation(IVE-ET).

The couple had nearly given up, but last year they decided to try once more, this time through in-vitro fertilization.

Three foliar fertilization(amino acid liquid fertilizer, boron and urea) were researched effect on yield of new Gala apple.

Available K in soil gradually decreased from seeding to harvest period with different fertilization treatments.

Bad soil quality, low nutrient content, improper fertilization all have impacted landscape plants' growth.

Objective: To explore the occurrence of ectopic pregnancy after in - vitro fertilization and embryo transfer (IVF -ET ).

A growth axis is first set in place at fertilization, with the site of sperm entry defining the rhizoid pole of the axis.

Some may be more comfortable first looking into complementary therapies while others will opt for immediate in-vitro fertilization.

Some methods like optimize land use, equilibrium fertilization and dispose surface runoff could low the risk of N, P loss effectively.

The percentage fertilization of reciprocal crossings between bunching onion and onion was different.

A few plants have bulbils in place of some or all flowers and others produce seeds without any fertilization.

Based on the fertilization experiment on the climax plant community we thought that plants growing in climax might be limited by N and P.

A much less exotic technology, in vitro fertilization (IVF), has already saddled many families with enduring birth defects.

parthenogenesis Reproduction without fertilization by male gamete, without genetic recombination or a reduction in ploidy.

His book 'Cerrado, Soil Correction and Fertilization' remains important to farmers, researchers and students of agriculture science.

Cloning technology is an almost inevitable by-product of in vitro fertilization.

The results showed that phosphate fertilization increased rape growth and resistance to disease in the seedling stage.

This paper investigated the fertilization ability of bovine frozen-thawed sperm by penetrating the zona-free ova of hamster.

Porogamy The usual method of fertilization in angiosperms in which the pollen tube enters the ovule by the micropyle. Compare chalazogamy.

The nitrate form commonly dominates where liberal nitrogen fertilization is practiced .

During the fetal stage, which lasts from 9 weeks after fertilization to birth, development continues as cells multiply, move, and change.

When the irrigation was done at budding stage, alfalfa can flower, fertilization and pod in a centralized time.

The second part, briefly introduce the area and fertilization presently of field grain, industrial crop, especially the vegetables in Wuhan.

An Experiment was conducted to compare fertigation on banana with traditional fertilization.

Invitro fertilization - where a doctor mixes an egg with sperm and places the fertilized egg into the woman's uterus.

In discussing the economics of fertilization, I should stress that the lectures will be largely conceptual in nature .

A study done in Harvard Medical School has discovered a gene called CatSper that affects sperm mobility and fertilization.

"We did it in a mouse and got it all the way to fertilization and live birth, " Woodruff said.

Such operations remove or interrupt the anatomical pathways through which the cells involved in fertilization travel.

In this study, annual Ryegrass named diamond T was selected and a series of research including fertilization and cutting were carried out.

Fertilization resulting from pollination among flowers of the same plant.

the invention is suitable for any aquatic livestock culture pond for fish, shrimp and crab which needs fertilization.

With potash application and the same ratio of N and K, the higher nitrogen fertilization could result in higher K content and accumulation.

Fertilization and embryo development in these two crosses were comparatively studied.

Fertilization is the original event of a life, and then many cells made by zygote assemble and construct the new life.

Although relative response to N by legume species may differ, N fertilization will reduce nodulation and BNF by legumes.

Both reasonable fertilization and suitable ex-root spraying of microelements could enhance the lipid output of X. sorbifolia significantly.

The megasporangium cells before fertilization .

The vegetables of Chuan Feng have farm fertilization, artificial pest control, low-sugar and low-fat characters.

Rhizobia appeared right after the fertilization of ovule, and the quantity increased with the seeds' development.

Objective: To investigate the incidence of fertilization, cleavage and pregnancy in IVF - ET .

increase loft vitality, and laying rate, fertilization hatching, squab robust and lively.

Different fertilization levels had no effect on the prophase yield of Dolichos lablab L.

broadcast spawners Fish which release their gametes into the water, where fertilization may occur; without parental care.

Theory and experiment in physics have developed side by side through mutual cross- fertilization .

"We found those species that avoid self-fertilization diversify faster, giving them a long-term advantage, " Goldberg said.

Christine Leach's baby, Ashton Marie, wasn't conceived naturally or by traditional in vitro fertilization.

No significant influence of fertilization on vigor of germination, germinating capacity and conductivity were observed. 4.

The shadow price and the analysis of sensibility can supply effective help for making and adjusting the fertilization.

Sperm cell plays a very important role in double fertilization of angiosperms.

Study on nitrogen , phosphorus and organic manure fertilization recommendation of Bupleurum chinense DC .

Conclusion: this method is valid for detecting the fertilization ability of frozen-thawed sperm.

Soil nutrients map is a key issue to evaluate the soil fertility of field and plan fertilization regions.

The phosphorus fertilization significantly increased the content of total P and available P in soil.

Fertilization at former stage has greater effects on Leaf area and Reproduction allocation.

The effects of different fertilization treatments on total tiller number were very obvious.

Influence of fertilization depth on root system senescence of upland wheat after anthesis .

The pollen is shed directly on the stigma, resulting in a high percentage of self fertilization.

To provide a forum for cross-fertilization of ideas from the various parties concerned.

This review summarized the progress in the effects of fertilization conditions on mammalian sex.

All patients came from a single fertility center, the Assisted Fertilization Center in Sao Paulo -- Brazil.

Variety and fertilization amount had great effects on the growth, yield and quality of flue-cured tobacco.

Using the materials and different species in fall within one year validated the established models on the balanced fertilization level.

Fertilization shows no significant effects on the activities of catalase and sucrase.

Exchange of students and scientists results in cross-fertilization of ideas and expertise.

fertilization by transfer of pollen from the anthers to the stigma of the same flower.

If any step with trouble would lead to failure because fertilization was a complex procedure.

Adding the secondary and trace elements in the BB fertilizer is for formula fertilization by soil testing.

Objective To observe the effect of Shoutaiwan on improving clinical pregnancy rate of in vitro fertilization-embryo transfer (IVF-ET).

Fertilizing - Over fertilization is a frequent killer of young dogwoods.

Too high or too low fertilization level doesn't benefit the increase biological yield, economic yield and amount of dry matter.

Knowledge-fertilization holes, RenJing urbanity namely articles.

Determining soil nutrient is the key of testing soil for formulated fertilization.

Based on long-termed different fertilization experiment the ecological characteristics of red paddy soils microbial were studied.

The results showed that planting winter wheat could increase soil N2O emission, regardless of fertilization or mulching.

9 the in vitro fertilization, doctors often need surgery to implant due to multiple eggs to enter a pregnancy stages.

The result showed fertilization could improve soil nutrients and soil enzyme activities.

The factors affecting in vitro maturation of ovary oocytes and the method of in vitro fertilization were discussed.

when constraints are in place , the economics of fertilization changes.

The review would provide a summary on causes of the fertilization failure.

The water productivity of rice was increased along with the increase of fertilization amount.

The effect of long-term potassium(K) fertilization on soil K fixation was studied under different cropping systems and climates.

Fertilization, embryo development and embryo implantation are several key steps in the process of pregnancy.

But seed growers agree: It's almost impossible to guarantee that absolutely no cross-fertilization will ever happen.

He formulated early a vision to develop an in vitro fertilization method to treat infertility.

It relies too much on transportation, chemical fertilization, big use of water and also refrigeration.

The process involves in vitro fertilization (IVF) and the subsequent removal of the egg's nucleus.

The main pollutants from sewage irrigation, spraying, fertilization, stacking (or landfill), such as waste and atmospheric deposition.

Effects of Various Fertilization Treatments on Turf Quality of Tall Fescue .

Iron fertilization significantly reduced contents of Mn of wheat grain.

When the fish eggs turn from translucent ones into light yellow ones like millet grain, the fertilization is over.

In the first hours after fertilization, this cell divides into identical totipotent cells.

"The effects of cross and self fertilization in the vegetable kingdom. " John Murray.

artificial fertilization Fecundation carried out by stripping brood-stock organisms and mixing together sperm and eggs.

The day of full opening of the flower very likely is the day of fertilization.

The eggs are manually squeezed and mixed with milt in artificial fertilization.

Catholic bishops, in particular, oppose both in-vitro fertilization and P.

It can be observed that the embryos break through the archegonia after fertilization.

Water addition and fertilization showed less effect on the soil organic C and total N contents.

A mature female ovulates every month. The most suitable time of fertilization is 24-36 hours after ovulation.

When fertilization, be sure to keep in mind not to make fat water is aspersed on plant, lest injure blade.

Cytological observation on the fertilization process in Scophthalmus maximus L.

Different fertilization combinations were designed to observe the growth dynamic and spike-grain structure of rice.

The vote overturns a ban imposed in 2002 that only allowed research on embryos left over from in vitro fertilization programs.

In Europe and the USA, in-vitro fertilization, or IVF, is widely available but treatment is very expensive.

The results showed that HTF had higher rate of fertilization corn was pared to T6(P05), suitable for oocyte fertilization in vitro.

Formed after fertilization of the zygote became twice as.

To formulate plans for lawn fertilization and maintenance.

The value of performing a salpingectomy before in-vitro fertilization has been studied extensively.

Fertilization in Xiphophorus is internal.

Without the mating plug, sperm is not stored properly and fertilization is disrupted, they wrote in the study in the journal PLoS Biology.

Tree Care Operations - Tree, Shrub, and Other Woody Plant Maintenance - Standard Practices - Part 2 - Fertilization.

fertilization and irrigation to make their land produce more.

The problem occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.

If a man's fertility is low a single sperm cell can be chosen and injected into an egg, forcing fertilization.

Here, we consider only three of the techniques for fostering the development of new ideas: reversal, analogy, and cross-fertilization .

Tree is necessary to develop, fertilization and watering needs.

Effect of fertilization on the qualities of sweet pepper in greenhouse culture.

Quality of soils - Terminology of NPK fertilization.

Theprocess involves in vitro fertilization (IVF) and the subsequent removal of the egg's nucleus.

In vitro fertilization has become the dominant technique for achieving pregnancy in women with abnormal or blocked fallopian tubes.

Advances in the Study of Mineral Nutrients and Fertilization of Castanea mollissima BL.

Eggs and sperm are brought together in a dish so that in vitro fertilization (IVF) will take place.

In summary, then fertilization rates leading to the highest yield varied among different peanut cultivars.

Dust and pollution: A recipe for enhanced ocean fertilization?

If a female and male have sex within several days of the female's ovulation (egg release), fertilization can occur.

The status of soil P in long term different fertilization in red soil upland was studied.

Fertilization quantity was different with tree age.

The exact mechanism by which the hydrosalpinx adversely affects in-vitro fertilization results is not yet fully understood.

The number of crop soil fauna was related to soil physicochemical properties caused by long-term fertilization.

Effects of balance fertilization on yields and quality of Jiaobai, Zizania caduciflora L.

Studies on Pollen- Ovule Reaction before Fertilization of Larix principis-rupprechtiiMayr .

But the shortcomings of sandy soil in storing water and fertilization are the most factor to restrict the development of norm.

Self - pollination , and subsequently self- fertilization , in orchards always takes place to some extent .

Its director is Margaret Leinen, the former chief science officer of Climos, a San Francisco iron-fertilization company founded in 2005.

Benefit cost ratios under balanced fertilization regimes exceeded 2.

Many represent a cross-fertilization between biology and other fields of science.

After fertilization, the zygote and the proembryo also lie in the chalazal end.

After using this way, the woman may obtain her through the test tube fertilization way child.

Many plants have a self-incompatibility system stopping self fertilization, but others are self-fertile.

Double fertilization is the type of the Premitotic syngamy .

Relating to or designating an organ, such as a pistil or an ovary, that functions in producing seeds after fertilization.

The present study was conducted to seek the diagnoses of bamboo nutrient state so as to guide its fertilization.

Learn about things outside your specialty. Use cross-fertilization to bring ideas and concepts from one field or specialty to another.

Most female gametes have two synergids that play a key role during fertilization in more than 80% angiosperms.