The autotetraploid gives a chance to improve the content of medical materials in the root of P. thomsonii.

同源四倍體粉葛為葛根中藥用物質(zhì)質(zhì)量分?jǐn)?shù)的提高提供了基礎(chǔ)人妻一级片综合视频。

The reasons that result the seed setting low are different in different autotetraploid rice line.

所以在线污网站，雙受精異常欧美国产黄色一级、胚胎發(fā)育異常和胚乳發(fā)育異常也是結(jié)實率降低的原因日亚洲无码四区。

Biological effects of autotetraploid rice after ion beam implantation of low energy N+ were studied.

以低能氮離子束為誘變源，對同源四倍體水稻進(jìn)行注入處理后欧美色吊，對其生物學(xué)效應(yīng)進(jìn)行了研究99在线精品。

Their morphological and cytological characteristics were observed and identified, comparing with original autotetraploid watermelon.

2001年和2002年在四倍體西瓜品種790010、日み66黄色看片网址、91E7和770007中各發(fā)現(xiàn)1份類似二倍體西瓜的種子99riav8，對這4份突變體進(jìn)行了形態(tài)學(xué)和細(xì)胞學(xué)的觀察和鑒定。

The autotetraploid plant of sesame may be effectively induced by immersing seeds with 0.3%-0.5%colchicine water solution under 28 ℃ for 24 hours.

在28 ℃的條件下800av在线网站，用0.3%～0.5%的秋水仙素水溶液浸種24 h色综合国产中文视频a区，誘發(fā)產(chǎn)生芝麻同源四倍體的效果較好。

The meiosis observation demonstrated the genomes of our autotetraploid materials were all 2n = 48, the same as those in mitosis observation.

所有四倍體材料的染色體組成均為2n = 48国产精品国产高清，這與有絲分裂的結(jié)果一致黄色αV在线视频。

Embryo development and origin of twin-embryo of autotetraploid rice with twin-embryo seedlings were observed and verified.

利用激光掃描共聚焦顯微技術(shù)對同源四倍體雙胚苗水稻的受精過程、胚胎發(fā)育過程和雙胚來源進(jìn)行觀察鑒定A片在线观看全免国产。

The changes of endogenous hormones in adventitious root formation in softwood cuttings of autotetraploid grape Muscat Hamburg were studied.

以葡萄同源四倍體玫瑰香和其二倍體玫瑰香母株的嫩枝插條為試材亚洲免费看片网站，研究了扦插生根過程中(0～18d)生根部位皮層的內(nèi)源激素含量變化。

Biological effects of autotetraploid rice after ion beam implantation of low energy N+.

低能氮離子注入同源四倍體水稻的生物學(xué)效應(yīng)超碰免費。

The autotetraploid plants were obtained by identifying the characteristics of morphology, cytology, agronomy,and nutrition quality.

采用不同質(zhì)量濃度的秋水仙素處理子葉期二倍體蘿卜莖尖生長點自拍偷拍视频一区，通過對突變株進(jìn)行形態(tài)學(xué)、細(xì)胞學(xué)人人色人人操人人插、農(nóng)藝學(xué)及營養(yǎng)品質(zhì)鑒定色综合自拍欧美日韩在线，獲得同源四倍體。