英语释义

1. a mutation that in the homozygous condition produces more than 50 percent mortality but not complete mortality

片语

semilethal gene[遗]

semilethal mutation[遗]

semilethal low temperature低温半致死温度

semilethal dose半致死剂量

semilethal mutant半致死突变型

semilethal temperature lt半致死温度

the semilethal temperature半致死温度

英汉例句

• the adaptive changes of these substances leading to the falling of the semilethal low temperature i…

  这些物质的适应性变化导致低温半致死温度的下降是抗寒性提高的生理基础。

• the decline of the semilethal temperature caused by the membrane protective system is the physiological basis to improve cold resistance.

  膜保护系统的适应性变化导致低温半致死温度的降低是抗寒性提高的生理基础。

• the paper investigates the changes of the semilethal temperature and membrane protective system of gardenia jasminoides ellis leaves as temperature fell.

  以人工栽培的栀子为材料，研究了其叶片低温半致死温度及膜保护系统随气温下降的变化。

• the results showed that the semilethal temperature of m. maudiae and m. chapaensis were below -11 ℃ except 3-aged m. chapaensis(little higher than -10 ℃) by exercise in winter.

  结果表明，经过冬季低温锻炼，除3年生乐昌含笑的半致死温度略高于-10℃外，其余均低于-11℃。

• the purpose of this article is to study the semilethal low temperature of s. glabra nakai leaves and the changes of water content and osmoregulation substances.

  以草珊瑚为材料，研究了其叶片低温半致死温度与水分和渗透调节物随气温下降的变化。

• the changes of the semilethal temperature and abscisic acid, gibberellic acid in gardenia jasminoides ellis leaves as temperature fell wore investigated.

  实验以人工栽培的栀子为材料，研究了其叶片低温半致死温度及脱落酸，赤霉素随气温下降的变化。