| 词汇 | unfertilized |
| 释义 | unfertilized adjective (UK usuallyunfertilised)uk /ˌʌnˈfɜː.tɪ.laɪzd/ us /ˌʌnˈfɝː.t̬əl.aɪzd/ unfertilizedadjective (EGG)An unfertilized egg has not joined with a male cell and started developing into a new young animal or plant: The process uses an unfertilized egg to create new cells. Because eggs for sale have to be unfertilised, all the male chicks are killed. Some species of ants produce females from unfertilized eggs. Animal reproduction androgen anti-oestrogen asexuality asexually barrenness calve fertile impregnate oestrogen out-reproduce ovulate panmictic panmixia procreate procreation procreative rut semen spawn sterile You can also find related words, phrases, and synonyms in the topics: Plant reproduction unfertilizedadjective (LAND/CROP)Unfertilized plants or areas of ground have not had natural or chemical substances spread on them in order to make the plants grow well: The yield from the unfertilized maize was lower. Weed infestation was highest in the unfertilised fields. Most farming land in the region is unfertilized. During wet years, there was no difference between the fertilized and unfertilized plots. They found that unfertilised plants overall yielded grain, total biomass and nitrogen at a similar level to plants supplied with 80–120 kg per hectare of mineral nitrogen. Fertile or infertile land barrenly barrenness bottomland bread basket cultivable fertile fertility granary hardscrabble hospitable hostile luscious lush lushly sterile uncropped uncultivable uncultivated unfertile unfruitful You can also find related words, phrases, and synonyms in the topics: Improving fertility & pest control Related wordsfertilization fertilize Examples of unfertilizedunfertilized Unfertilized macrogametes become degenerate with large vacuoles developing from the pigment vesicles. It is haplo-diploid, producing males from unfertilized eggs. This was the case for both fertilised and the unfertilized oocytes. But this did not change the relative profitability of the treatments: sole maize fertilized and unfertilized remained more profitable than the respective legume intercrops. When subjected to electrorotation, fertilized eggs rotated more rapidly and in the opposite direction compared with unfertilized eggs, for most of the applied frequency range. From fig. 2, 104 eggs were identified as fertilized (one cell stage) and 14 as unfertilized. Let po be the probability per unit time of an unfertilized ovum being fertilized by spermatozoa from a given insemination. Successful freezing of unfertilized mouse oocytes and effect of cocultures in oviducts on development of in vitro fertilized embryos after thawing. All unfertilized eggs shed by the human population accounted for <10 % of the total number of eggs produced. One set represented the records of 11 surveys of the entire human population, which included the numbers of unfertilized and fertilized eggs per person. The microtubular cytoskeleton and chromosomes of unfertilized human oocytes aged in vitro. Some unfertilized eggs without pronuclei and/or the second polar body were fixed for cytological preparation. Two unfertilized oocytes were analysed, both of which had an unbalanced pattern of the translocation. There were 32 quadrats in each of the four 2.25-ha plots; half received fertilizer, and the other half served as unfertilized controls. The inorganic fertilizer rates correspond to zero (unfertilized), one-quarter (25 %) and one-half (50 %) of the recommended national fertilizer rate for maize. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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