fertilization
受精
definition
noun
The embryos of all sexually reproducing organisms develop from a single cell, formed by the fusion of a male and a female gamete at fertilization .
the action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote.
example
In cases where the female remates, we determine the relative 'fertilization' success of each male.
The effect of rootstock on wine quality is probably no greater than that of other factors such as soil, climate, 'fertilization' , and irrigation.
The gametes then fuse in a process called syngamy, or 'fertilization' .
They are widely distributed from rainforests to the edges of dry and cold deserts, and they play an important role in human nutrition as well as in soil 'fertilization' .
They all prefer acidic soil and require regular 'fertilization' through the growing season.
Wrasses practice external 'fertilization' in which the female's eggs are released into the water.
The variety grown here is well adapted to the climate, requiring less water and 'fertilization' than modern hybrids.
Shallow soil or inadequate 'fertilization' also can cause nuts to drop.
After several bouts of egg laying and 'fertilization' , the female departs with fertilized eggs which she broods in her mouth.
Forage 'fertilization' should be based on soil test levels and realistic yield goals.
It likens it to now common reproductive technologies such as in vitro 'fertilization' and artificial insemination.
We've made huge advances in agricultural mechanization, in 'fertilization' , in soil science.
During these two to three weeks after 'fertilization' , the male will protect the nest and guard the eggs with great fierceness.
Bermudagrass is highly responsive to 'fertilization' with N and can be an important and valuable cash crop.
Susceptibility to cold is determined by cultivar and cultural practices, especially 'fertilization' .
Reduce nitrogen 'fertilization' , and test soil to check potassium levels.
The embryos of all sexually reproducing organisms develop from a single cell, formed by the fusion of a male and a female gamete at 'fertilization' .
The cultural practices and 'fertilization' practices recommended for wheat are satisfactory for triticale.
Forages are generally good sources of calcium and can be variable in phosphorus according to soil type and 'fertilization' .
Sánchez trained tens of thousands of farmers and extension agents in soil conservation and organic 'fertilization' .
No additional 'fertilization' was applied to that already present in the growing medium during the experiment.
The objective was to demonstrate proper 'fertilization' and harvesting practices to improve hay quality.
Instead, males that mate with mated females increase their 'fertilization' success by being cannibalized.
Some genes have been shown to be expressed in the female gametophyte before 'fertilization' .
Modern culturing of wheat involves large land areas with intensive 'fertilization' to achieve large yields and high protein concentrations.
Deciding to perform fall 'fertilization' , or deciding not to, presents risks and benefits that must be considered.
Frequently, the health and vigor of trees stressed by construction activities can be improved by 'fertilization' .
If a female and male have sex within several days of the female's ovulation, 'fertilization' can occur.
There was no evidence that increased familiarity with a site or with a female increased 'fertilization' effectiveness for a male.
Improperly done 'fertilization' may actually increase undesirable weed growth and contribute to other problems.
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