后熟期

结果：低温层积初期，滇重楼种子ABA的含量呈下降趋势，且较明显；进入生理后熟期以后，GA3、IAA、ZR的含量持续升高。

Results : The ABA concentration of the seed decreased clearly in the earlier cold stratified stage at low temperature , but the concentration of endohormones GA_3 、 IAA and Zr increased in the post-ripening Period .

在生理后熟期，可溶性蛋白量逐渐增多。

The soluble-protein content increased rapidly during physiological after-ripening of embryo .

延长种瓜后熟期能明显地改善种子质量；

Post - ripening could improve the seed quality obviously .

室内自然条件下经过13～18个月贮藏后，种子可通过后熟期。

Seed afterripening period completed when seed stored for 1318 months at the room conditions .

不同瓜龄、后熟期对西葫芦采种指标的影响

The Effect of Different Fruit Age and Post-ripening Period on the Quality Index of Squash Seed

中华猕猴桃的果实采收后有一个生理后熟期，不耐贮藏。

Yangtao fruit after plucking has a physiological afterripening period and cannot be stored for a long time .

不同酒精浓度处理、后熟期、覆土厚度、覆土模式直接影响杏鲍菇生物学效率的高低。

The different alcohol concentration , method and thickness of casing soil effect directly the biological efficiency of Pleurotus errngii .

研究了柿子后熟期内源激素的变化和外源激素的影响。

Endogenous hormone changes and effects of exogenous hormones during persimmon ( Diospyros kaki ) ripening period were studied in this paper .

缩短西洋参种胚后熟期，是西洋参栽培中的关键，国内多用人工控温或激素处理的方法。

It is the key of planting American Ginseng to shorten embryo after-ripening period . The methods of artificial controlling temperature and hormone handling were frequently used in china .

种子后熟期可缩短1年以上，人参总皂甙含量达11.41%，超过或接近进口西洋参。

The afterripening period of seed can shorten for one year . The content of total ginsenoside is 11.41 % . The figure has surpassed or approached imported American ginseng .

经擦破种皮后，发芽率提高到74.8%，说明了种皮及其干燥程度对发芽率的影响，同时也说明种子一旦成熟脱落，胚已经成熟，胚没有后熟期。

The rate rose up to 74.8 % after scraping seed coat by sandpaper . All these results indicated that when seed was ripe , embryo also matured without post-mature stage .

生理后熟期激素的含量及IAA/ABA，GA3/ABA，GA3/ABA比值多较大，随着莲藕的逐渐成熟又降低。

The hormone content and IAA / ABA , GA3 / ABA , GA3 / ABA ratios were larger in physiological after-ripening period , and then decreased along with the gradual maturity of lotus rhizome .

茶籽一般有短暂的后熟期，其后熟过程可能是内在生理物质和胚性状态发生变化的过程，某些双极性细胞转变成单极性细胞。

Generally , tea seeds have a short after-ripening period , which may be a process of intrinsic physiological substances and embryogenic state undergoing changes ; and during this period , some bipolar cells transform into unipolar cells .

试验结果，种胚后熟期由20个月缩短为8个月，胚率为87%，种子裂口率为85%，出苗率为70%～80.9%，能应用于生产中大量处理种子。

The result of the test is as follows : the embryo after-ripening period was shortened from 20 months to 8 months ; the rate of embryo was 87 % ; the rate of dehiscent seed was 85 % ;

生理后熟期中的种子在0～5℃保存1年尚能正常出苗，出苗率为44.0%，保存3年，种胚已不能正常发育。

Normal growth were observed from seeds at physiological post-maturation stages after 1 year storage at 0 - 5 ℃ with a seedling emergence percentage of 44 . 0 % . however . normal development of embryos was not observed from same seeds after 3 years storage at 0-5 ℃ .

孢子无后熟或休眠期，3～4天即可萌发，萌发率可达95%以上；

They can germinate after 3-4 days and the rate of germination is over 95 % .

种子形态解剖观察和生理生化指标测定结果表明：羌活种子具有胚后熟特性，休眠期8～10个月，需要胚的形态后熟才能解除休眠。

By the morphological dissection study , physiology and biochemical mensuration of N. incisium seeds , the results showed that seeds embryo had the property of after-ripening , with 8 ~ 10 months ' dormancy period . Only by embryo after-ripening can seeds dormancy be broken down .