The higher oil yield and better quality could be obtained with the root age of 20-24 months.
从根龄20—24个月的香根得到的精油产量最高，质量最好。
The root length is main parameter of root architecture with various important functions such as nutrient uptake, drought tolerance and yield.
而根的长度是根型的主要参数，对于养分的吸收，耐旱和作物的产量都有重要的作用。
There is great effect on the yield of hypericin by the solvent, proportion of solvent and time, and the content in root, stem, leaf and fruit is different.
不同的溶剂及配比、不同的提取时间对金丝桃蒽酮素的产率有着显著的影响，其在元宝草的根，茎，叶，果实中的含量也各不相同。
The plants developed a strong root system and active photosynthetic areas in vegetative growth stage, which is very important basis for yield formation of cucumber in fruiting stage.
在营养生长期建成强大的根系与有效的光合面积是结果期产量形成的重要生理基础。
The distribution position of cotton root system in the tilth is closely related with cotton yield.
棉花根系在耕层分布的位置与产量密切相关。
Plot experiment was carried out to study the effects of different irrigation methods on cucumber root characters and yield during fruiting stage, Jinchun 4 was selected as indicating crops.
采用小区试验研究了不同灌溉方式对津春4号黄瓜根系特性与产量的影响。
The effect of five N levels on root yield and sugar content and production of sugar was studied with one beet variety, in order to select the best N level for high yield and high sugar content.
本试验主要是研究同一甜菜品种在五种氮素水平处理下对甜菜的块根产量、含糖率、产糖量的影响，寻求获得高产高糖的最佳施用氮素水平。
On the condition of dryland, bleeding SAP of different potato strains was determined to reflect the absorption vitality of root system, and the biological yield and tuber yield were also measured.
在旱地田间条件下，通过测定不同品系马铃薯伤流液的多少以反映根系吸收活力的大小，同时测定相应的生物产量和块茎产量。
The quantity of branches and toots are not easily modified coordinately with the quantity of root tubers, the quantity of multi-tuber root and the yield per plant.
分支数、根数与单株块根数、多块根根数、单株鲜产量是不易协同改良的性状。
A pot experiment was conducted to study the effects of root pruning on root efficiency, yield and water use efficiency (WUE) of winter wheat.
通过盆栽试验研究了根修剪对冬小麦根系效率、水分利用及产量形成的影响。
The enzyme activity of persimmon root range soil and the relation, between the enzyme activity and agrochemical property and persimmon yield are studied for the first time.
首次研究了月柿根际土壤酶的活性及其与土壤农化特性、月柿产量的关系。
The amount of root did not directly influence the grain yield.
但根量的多少并不直接影响产量。
The effect of root barrier on wheat growth and yield was studied in the system of poplar young growth intercropping with wheat by means of farm testing.
采用田间试验的方法，研究杨树幼林与小麦间作系统中，设置根障对小麦生长和产量的影响。
Adequate root number, deep root system, and efficient root activity per unit of root biomass will be needed for high-yield rice in the future breeding programs.
提出了未来水稻根系育种的一个方向，既适当控制根系的数量，增加根的平均长度，加深根在土壤中的分布，扩大根系的面积以及提高单位根量的根功能。
The effects of deep cultivation root cutting on the dry weight of root system after anthesis and yield have been studied in dry land wheat with high yield.
在旱地大田条件下研究了深耘断根对旱地高产小麦花后根系干重及产量的影响。
Further analysis of the root distribution pattern and the vertical sediment yield allowed establishment of a quantitative relationship between root biomass and vertical sediment yield.
通过进一步分析植被根系分布特征和土壤垂直侵蚀产沙之间的联系，建立了草地植被根系生物量与土壤垂直侵蚀产沙特征之间的定量关系。
The results showed that fertility raising practices not only reduced the occurrence of soybean root rot disease, but also increased plant height, dry matter accumulation and yield of soybean.
结果表明，不同培肥措施能减轻大豆根腐病的发生，并且使大豆株高、干物质积累和产量明显高于对照。
Reseacrch also showed that one of the key measure to get hight yield of rice is to promote root system development though fertilizer application control.
研究还表明：在高温多雨的水田生态系统中，通过人控施肥调节、促进水稻根系发育，是夺取水稻高产措施之一。
The quality and yield of rhizome was enhanced by plant activate protein. Weight of single root and the yield were increased by more than 35% and 46%, respectively.
植物激活蛋白能显著提高白术商品性和产量，白术的单术重量增加35%以上，白术产量提高46%以上。
The rare earth elements can increase the root yield and sugar content of sugar beet.
稀土能够促进甜菜块根产量和含糖率的提高。
Fluorescence quenching was adopted to probe the effects of root excision on fluorescent properties as well as on the yield of winter wheat under different moisture circumstances.
用荧光淬灭分析技术研究了断根对冬小麦荧光特性的影响以及不同水分条件下断根对产量的影响。
Wheat population quality, root system distribution, grain yield and quality were studied under different fertilizer application treatment in the condition of superhighyielding wheat cultivation.
在小麦超高产栽培条件下利用不同施肥量和不同施肥比例的处理，研究了小麦群体质量、根系分布、子粒产量和品质。
On the root system activity, the endurance of chilling and the yield, Jinyou 30 and Jinlv 3 were highest, but Jinyou2 and Beijixing were low.
在根系活力、耐低温性和产量方面，津优30号和津绿3号最好，津优2号和北极星低。
Field experiment was conducted to investigate the effects of treflan injection on dripper clogging and root distribution, yield and quality of winter wheat.
通过田间试验，研究了地下滴灌施加氟乐灵对滴头根系入侵堵塞的控制效应及其对冬小麦产量、品质和根系分布的影响。
The effects of deep cultivation root cutting on the senescence of root system were studied after anthesis and yield of wheat in dry land.
在旱地大田条件下研究了深耘断根对旱地高产小麦花后根系衰老及产量的影响。
The MDA content of root was positive related to the yield and yield components.
各生育时期根系MDA含量与籽粒产量及其构成因素呈负相关；
Compared with submerged irrigation, the growth of root, accumulation of above-ground dry matter, grain yield and water use efficiency were decreased significantly under dry cultivation.
旱种抑制水稻根系生长和地上部干物质积累，产量和水分利用率比淹水灌溉显著降低。
The results indicated PDJ could improve the vigor of root system and NRA of leaves, increase chlorophyll and soluble protein content, thus laying a better physiological foundation for high yield.
结果表明，二氢茉莉酸丙酯提高了根系活力和叶片硝酸还原酶活性（NRA） ，增加叶绿素含量和可溶性蛋白含量，从而为高产奠定了良好的生理基础。
The analysis of genetic correlation indicated that there was a positive relation among the root yield, sugar content and sugar yield except Cercospora leaf spot resistance.
遗传相关性分析表明，除褐斑病病情与根产量、含糖率及产糖量呈负相关外，其余3个性状间均呈正相关。
The test result showed that developmental root system could improve the physical and chemical nature of soil, increase yield of latter-crop.
结果表明，强大的绿肥根系，能够改善土壤理化性质，提高后作物产量。
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