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- Optimum fertilizer levels 最佳施肥用量
- An optimum planting density must be employed to get a high yield, depending upon soil condition, varietal tillering ability, fertilizer level, number of plants per hill, and planting season. 获得高产必须采用最适植株密度，视土壤条件、品种分蘖力、肥力水平、每蔸苗数和播种季节而定。
- In experiments on rice-groundnut rotation at Bhubaneswar, as an average of two years, increase in fertilizer levels did not effect yield of rice (Table 6.). 在布巴内斯瓦尔的稻-花生轮作试验中，二年平均来看，提高施肥水平并不影响水稻产量（表6）。
- The result showed that seed's dry matter accumulation was various under different varieties condition, densities, fertilizer levels. 结果表明：不同品种、施肥水平、种植密度及冠层间的籽粒干物质积累均存在较大差异；
- Under same fertilizer level, rational close planting and increase of basic seedlings were contributive to increase of yield. 在相同的肥力水平下，增加基本苗，合理密植有助于提高产量。
- Urease activity may indicate the fertilizer level of total N, alkaline N, and organic matter in vegetable garden and orchard. 脉酶活性可表征果园地、菜园土的全氮、碱解氮和有机质的肥力水平。
- The Effects of Cutting Frequency, Seeding Ratio and Nitrogen Fertilizer Level on the Yield of Mixture Pasture of the Hemarthria compressa and Trifolium repens. 刈割频度、播种比例和施肥量对牛鞭草和白三叶混播草地牧草产量的影响。
- Effects of N,P,K application and their optimum fertilization parameters for Sinocalamue oldhami in alluvion soil area. 冲积土区域绿竹氮磷钾施肥反应及其最优施肥参数的研究
- In general nitrogen fertilizer level, the biomass and the yield of intercropped wheat is compared with monocropping increased 30.6% and 12.8% respectively. 在常规施氮水平下，间作小麦生物量较单作小麦高30.;6%25，产量较单作增加了12
- Effects of fertilizer level on plant growth, development and yield of muskmelon in spring and autumn were studied under organic and conventional production systems. 摘要在有机和常规两种生产系统中，研究了不同施肥水平对春秋两季甜瓜生长发育和产量的影响。
- Effects of Mg,Mo and Mn application on the character and yield of soybean were investigated in Heihe,in order to obtain optimum fertilization practice. 试验证明了在黑河地区的土壤条件下施用镁、钼、锰肥对大豆性状和产量的影响,为大豆的合理施肥提供依据。
- China has entered a period of low fertility level since1990' s. 计划生育行政执法作为计划生育行政管理的基本手段和方式,是整个计划生育行政管理活动中一个必不可少的中间环节。
- A satellite experiment involving combinations of N and K with and without FYM and zinc on yield production of rice and another experiment on interaction of plant population and fertilizer levels on yield of groundnut have also been conducted. 此外在水稻上还进行了氮和钾施或不施厩肥和锌组合因素的辅助试验，另一试验是关于群体密度和施肥水平处理对花生产量的影响。
- Effects of Fertilizing Levels on Output and Quality of Artemisia annua L. 青蒿；施肥水平；产量；青蒿素含量
- Techniques for high-yield culture about basic seedlings and fertilizer levels were studied by using Yixiang No.10-a hybrid rice breed as the material in the southern area of Sichuan Province in 2007. 摘要以优质香型杂交水稻宜香10号为材料，于2007年在四川南部针对宜香10号的基本苗、施肥水平的高产栽培技术进行了试验研究。
- Under the normal fertilizer level, the basic angle of leaf (BAL) of RL crosses at the same leaf were smaller at the flowering, and parts of the BALs of corresponding crosses were difference significantly. 增施穗肥，各组合叶片卷曲度比正常肥力水平下略有减小，卷叶组合部分叶位叶片卷曲度减小达显著水平； 同一处理水平下，相同叶位间，R1_((t))卷叶组合的叶片卷曲度在不同时期均极显著大于对应组合；
- The market offer optimum condition for sale. 市场为销售提供了最佳条件。
- For taking better advantage of this herbage,the effect of cuting number of times and applying fertilizer level were studied under the weather and planting conditions of Heilongjiang. 为更好地利用这种牧草,本试验研究了高丹草在黑龙江省气候和栽培条件下,刈割次数和施肥水平对高丹草品质的影响效应。
- Most favorable or desirable; optimum. 最理想的最适宜的，最令人满意的，最优的
- The chloroform fumigation-incubation method was used to measure the biomass-C and-N ofsoils with different fertility levels. 应用氯仿熏蒸培养法测定不同肥力水平的土壤生物量-C和-N。
