查询词典 yield rate

According to these problems on interplanting maize with wheat, scientific and rational techniques for fertilization were made to increase utilizing rate of fertilizer as well as to ensure crop yield, improve quality, lighten pollution, decrease cost and increase efficiency.

根据此况，针对麦套玉米存在的问题，制定科学合理的施肥技术，可有效地解决上述问题，以达到提高肥料利用率，确保作物产量、改善品质、减轻污染、节本增效的目的。

Leaves. Result: Extraction temperature had effect on total flavonoids yield, and ethanol concentration had more obvious effect than extraction temperature. The more natural storage time, the less total flavonoids content, and the average descent rate was 24.74% per year. The flavonoids content from Lithocarpus polystachyus Rehd. gathered between August and October was the highest. The total flavonoids content was higher in the new leaves of Lithocarpus polystachyus Rehd.

结果：乙醇体积分数对总黄酮提取量有显著影响，提取温度对总黄酮提取量有影响；多穗柯自然存放时间越长，总黄酮含量越低，平均每年下降24.74%；不同季节采摘的多穗柯其总黄酮含量以8~10月最高；经对怀化多穗柯嫩叶和老叶中总黄酮的提取测定表明，多穗柯中嫩叶总黄酮含量最高，二年生最低。

Thefresh weight of lithospermum arvense L. proved to be negative with the number of spikes,grains and yield of wheat, positive with the lost rate of it.

麦家公的鲜重与小麦的穗数、粒数、产量呈极显著的负相关、与产量损失率呈极显著的正相关，严重影响小麦生产。

The influences of mean stress, multiaxial stress and yield stress on the fatigue crack growth rate and the threshold value are analyzed.

分析了平均应力、多轴应力和材料屈服应力等对疲劳裂纹扩展速率和门槛值的影响。

The influences of the transplanting date on the survival rate, the growth duration, the growth vigour and the yield of the mulched maize growing in nonirrigated farmland in Xining area have been studied.

以&酒单 2号&品种为材料，研究了不同移栽时期对西宁地区旱地地膜玉米存活率、生育期、植株长势和产量的影响。

The testing methods and targets were shown as below:Recorded milk weights from the 7th day postpartum to 15th day postpartum,and calculate the average day-milk yield;Milk samples were draw in 7th day and 14th day postpartum,and testing the milk fat,milk lactose,milk protein,milk Zn and the milk somatic cell counts;Blood samples were adopted at the 7th day postpartum,testing the levels of serum PRL; Blood samples adopted at the 1st day and the 12th day in oestrous cycle were used to test the levels of E_2 and P_4 in serum;In the experimental stage, registering the condition of parturition, the mean birth weight of calves,the first oestrus,the oestrus scycle postpartum and the conception rate of the first service after artificial insemination.

试验方法及所测指标如下：于产后第七天到第十四天记录日产奶量，最后计算每组平均日产奶量；每组随机抽取分娩后第七天、第十四天的奶样，测定乳糖、乳蛋白、乳脂、乳锌含量及乳体细胞数；于产后第七天，随机采取奶牛血样，测定血清中PRL含量；于发情周期的当天和第12天，随机采取血样，测定血清中雌二醇(Estradiol，E2)和孕酮(Progesterone，P)的浓度；记录奶牛的分娩情况、犊牛初生重、产后第一次发情日期、产后发情周期，并采用人工授精技术进行受精，记录第一情期受胎率，最后取平均值，作为衡量奶牛繁殖性能的指标。

When the mixed-culture system was used to the traditional technology of Shanxi overmature vinegar with 3% inoculum, the yield of alcohol was increased by 14%, the conversion rate of alcohol to sugar was increased by 18.6%, and the content of ethyl acetate was doubled.

以3%的共培养物加入到传统山西老陈醋的酿酒过程中，主要生产指标较传统工艺有显著提高，其乙醇产量提高14%，糖醇转化率提高18.6%，乙酸乙酯的含量提高了1倍。

The results showed that:1The quality of fennel seeds in Gansu was the best;2Inner mongolia F1 Hybrid had higher yield and rate of dry matter than other varieties;3The content of Vc, organic acid, proteinic nitrogen and full nitrogen in fennel plant of Gansu was the highest;4 Fennels in Hebei and Shanxi were early maturity variety, and fennels in Jilin, Gansu and Tuoxian of Inner mongolia were mid-maturity variety, while fennels in Inner mongolia F1 Hybrid, Xinjiang and Liaoning were late maturity variety.

研究结果表明：1甘肃品种的种子质量最好，发芽率高；2内蒙F1最好，真叶多，单株生物产量高，干物质率高；3营养成分以甘肃品种相对最好，抗坏血酸、有机酸、蛋白氮、全氮含量都相对较高；4在韶关栽培河北和山西品种属早熟品种，吉林、甘肃和内蒙托县品种属中熟品种，内蒙F1、新疆和辽宁品种属晚熟品种。

Results By using two-phase solvent systems composed of petroleum ether-ethylacetate-methanol-water (22:25:23:17) at the flow rate of 2.0 mL/min, with rotating speed of 800 r/min, and at temperature of 25℃, the yield of d1-tetrahydropalmatine and of protopine purified from the total alkaloids being 16.9% and 14.7%, with purity of 99.3% and 98.8% respectively can be reached.

结果 石油醚－乙酸乙酯－甲醇－水(22：25：23：17)为溶剂体系，流速为2.0 mL/min，仪器转速800 r/min，温度25℃，从延胡索总碱中可一步纯化得到原阿片碱和延胡索乙素，得率分别为16.9%和14.7%，纯度分别为99.3%和98.8%。

The expected benefits will be a reduced reblow rate, a tap to tap saving (a gain of 2 - 3 minutes per heat can be expected), as well as an increased refractory lining life and process yield.

预期的效益在于减少再吹炼的比率、节省出钢时间(预计每炉能缩短2～3 min)，同时延长耐火炉衬的寿命，提高生产产量。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。