The pull on a rising column of water in a plant results from the evaporation of water at the top of the plant.

一株植物中作用于一個正在升高的水柱之上的拉力來自該植物頂部水的蒸發(fā)一级AAAAAA毛片免费一级爱做片。

The pull on a rising column of water in a plant results fro m the evaporation of water at the top of the plant.

一株植物中作用于一個正在升高的水柱之上的拉力來自該植物頂部水的蒸發(fā)乱伦小说亚洲。

Rhizobium could promote the growth of the plant and even facilitate the absorbability and the transportation of the PCBs in the plant.

接種根瘤菌明顯促進植株的生長以及植株對PCBs的吸收和轉運日韩美女福利动图视频在线观看。

The selective response of three chafers to different plant leaves The number of beetles caught by castor-oil plant leaves were obviously more than that of control filter paper, cotton, sweet potato, soybean, Abutilon theophrasti Medic, peanut and elm leaves.

銅綠麗金龜和暗黑鰓金龜對花生、榆樹欧美性交操B、大豆的取食量都比較大免费在线观看三级毛片。該結果說明，金龜甲對蓖麻的趨向行為可能不是為了取食或者說不單單為了取食免费A片在线视频，是否具有引誘其交配免费看黄se视频网站、產卵、棲息等行為国产日本黄色网站免费观看，都是疑點伊人狼人在线观看，需要進一步研究。

The selective response of Holotrichia oblita to different plant volatiles (1) By steam distillation and dichloromethane, in the Y-tube olfactometer bioassay, the crude extract from castor-oil plant leaves was obviously attractive to female and male of Holotrichia oblita than cotton, Abutilon theophrasti Medic, control dichloromethane.

該結果表明久久小视频黄色A片，蓖麻葉片粗提物中含有引誘華北大黑鰓金龜的化學物質老版A片免费毛片视频观看。(2)華北大黑鰓金龜成蟲對8種化合物的嗅覺儀行為反應結果表明，無論對雌蟲還是雄蟲日韩在线精品色欲视频网站，肉桂醛日韩A片一区二区视频免费看、鄰苯二甲酸二丁酯、苯酚91论坛达人人妻论坛申请、香草醛这里久久精彩视频、苯甲醛的誘蟲活性顯著高于順-3-己烯醇。

Plant often subject to many biotic and abiotic factors in plant growth and development phases, and it must adapt to the environment through regulation of genes. Transcription factors play important roles in plant development and its response to the environment, so we need to research the function of transcription factors deeply.

植物在生長發(fā)育過程中經常遭受到許多生物和非生物因素的脅迫国产精品丰满对白在线观看，需要通過對基因的調控來適應成年人在线观看的视频网页，而轉錄因子在植物的生長發(fā)育和防衛(wèi)反應的表達調控中有著非常重要的作用，因此需要對轉錄因子的功能進行深入的研究好大好粗好硬。

Water the plants and the soil they are to be planted in well. Then, dig a hole a little bigger than the root ball. Remove the plant from the pot and loosen the roots if needed. Place the plant in the hole and gently pack the soil around the plant to ensure good contact with the roots.

首先將要移出的花和土壤澆濕欧美黄色一区二区三区啊A片，然后在挖個比要移出的根球大的坑，接著把花從盆里移出來国产精品iGAO视频免费，有必要的話抖抖它的根国产合集，再栽到挖好的坑里，然后輕輕的拍拍它周圍的土欧美69，讓根和土壤得到很好的接觸亚洲变态另类AV首页。

Plant Hole: the diameter of the plant hole is 40 – 60cm longer than root ball's; the depth of plant hole is 20 -30cm deeper than root ball's thickness.

種植穴：直徑大于土球的40～60cm ，深度大于土球厚度的20～30cm 美日韩在线视频精品观看网站免费。

There are the highest content of ferrimagnesium and rare earth elements in leaf of plant on basaltic rock type, the highest content of trace elements in leaf of plant on red soil of granite type, and the highest of Ca in leaf of plant on red soil of limestone type.

玄武巖型紅土上覆植物葉中的鐵鎂和稀土元素含量最高，花崗巖型紅土上覆植葉中痕量元素含量高久久片色大黄全免费网站，灰?guī)r型紅土上覆植葉中鈣含量最高国产亚洲二区。

By removed ovary culture after positive and negative hybridization, produced interspecific hybridization, and have improved the hybrid seed through removed ovary culture and induced to shoot by culture medium MS, and produced hybrid F1, the plant of Brassica junce×B.pekinesis, the advantage characteristic of hybrid plant is similar to female nature;By cytology authenticating, chromosome number of F1 young flower bud cell (2n=28), it is the sum of monoploid chromosome number of female parent Brassica junce(2n=36) and male parent B.pekinesis(2n=20); The hybridization to Brassica junce×B.pekinesis, and embryonic bud come from removed ovary culture, and it found another form of plant embryo saving.

以蕓薹屬植物芥菜型油菜和白菜為研究對象，對其進行常規(guī)正反雜交后子房的離體培養(yǎng)一级a一级a爰片免费啪啪外国，通過離體子房培養(yǎng)獲得的雜種種子經MS培養(yǎng)基誘導成苗99riav.c0m，獲得了芥菜型油菜與白菜的雜種F1代植株，表現出雜種優(yōu)勢；通過細胞學的方法国产高清在线看AV网站免费，鑒定了雜種F1幼蕾體的細胞染色體數為2n=28特黄一区黄片，為母本芥菜型油菜（2n=36）和父本白菜（2n=20）的單倍體染色體數之和；芥菜型油菜與白菜常規(guī)雜交后日韩性色加勒比在线观看，經離體子房培養(yǎng)獲得了&胚性芽&日韩午夜一级毛片，確立了植物胚挽救的另一種形式。