而在大田试验中4个月后，有90%的钾进入土壤。
But after 4 months in field trial, 90% potassium entered the soil.
通过大田试验探索生物活性水应用于有机水稻的种植方法。
The methods of bioactive water application on organic rice cultivation were explored through field experiments.
应用大田试验 ，系统研究了风沙土肥力状况及培肥途径。
The fertility condition and measures of fostering fertility are studied by field experiment.
通过大田试验研究不同密度和氮肥水平对花生苗期根的影响。
A field experiment was set up to study the effect of different nitrogen application levels and density levels on root in peanut seedling stage.
本文报道了利用拮抗链霉菌防治马铃薯疮痂病的大田试验研究。
Biocontrol of potato scab by Streptomyces strains was evaluated in a 3 years field trial.
通过大田试验研究了保护性耕作对土壤水温和春玉米产量形成的影响。
The field experiment was conducted to study the effects of different conservation tillages on soil temperature, moisture and yield formation of spring maize.
在大田试验条件下，观察了实地氮肥管理对水稻产量和稻米品质的影响。
Under the field experiment conditions, effects of site-specific nitrogen management(SSNM)on grain yield and grain quality of rice were studied.
特殊根毛研究采用大田试验方式，以中氮条件下豫农949为供试材料。
On the medium nitrogen application level and with Yunong 949, a medium-gluten cultivar, special root hairs on nodal roots were systematically studied in the field experiment.
通过盆栽和大田试验，研究了施钾和AM真菌对烤烟产量、品质的影响。
Pot and field experiments were conducted to study the effect of am fungi on yield and quality of flue cured tobacco under different potassium applied amount.
通过大田试验研究了磷用量对烟叶厚度、烤后烟叶细胞壁物质含量的影响。
The effects of phosphorus fertilizer rates on cell wall matter content and thickness of tobacco leaf were (experimented) in fields.
采用大田试验法研究了玉米生育期内土壤微生物量碳和酶活性动态变化特征。
The dynamic changes of soil microbial biomass Carbon (c) and soil enzyme activities during growth of corn were studied in field experiment.
通过大田试验，研究了饼肥与化肥配施对烤烟硝酸盐、亚硝酸盐及钾素的影响。
The effects of proportional application of cake fertilizer and chemical fertilizer on leaf nitrate, nitrite and potassium of flue-cured tobacco were investigated in a field experiment.
本文采用大田试验研究了小黑麦、 黑麦与普通小麦幼穗分化及形态建成的差异。
Field experiments out to study the differences spike differentiation and morphogenesis among triticale, secale and triticum.
通过大田试验研究了氮磷钾肥对南板蓝穿孔病危害程度的影响及该病的防治措施。
The effects of nitrogen, phosphor and kalium on the hazard index of holing illness and the prophylactic-therapeutic measures has been studied while the field experiment had been applied.
在杨凌中等肥力红油土上进行大田试验 ，研究土壤生物体氮的变化及影响因子。
The factors affecting soil microbial biomass nitrogen and the relationship between soil microbial biomass nitrogen and mineralizable nitrogen are reviewed.
通过大田试验，对低硼胁迫下不同基因型油菜地上部的硼分布和转运能力作了初步研究。
The field experiment was conducted to investigate the distribution and transportation in aerial part of boron in different genotypes of rapes under low boron stress.
在陕西省关中土娄土区布置线辣椒缺素大田试验，研究线辣椒对氮、磷、钾肥的肥效反应。
Field experiment was carried out in Guanzhong area, Shaaxi province using Capsicum as indicator, to study Capsicum to fertilizer effect reaction of n, p, K fertilizer.
通过室内试验和大田试验，研究了无压灌溉方式下埋管深度对水分运移和作物生长的影响机理。
Through the laboratory research and field experiment, the influencing mechanisms of lateral depth in non-pressure irrigation on soil water movement and crop growth are studied.
这种植物的早期版本（引入了一两种特性）正在尼日利亚和波多黎各进行大田试验，而且还将在肯尼亚进行试验。
Early versions of the plant, with one or two characteristics introduced, are undergoing field trials in Nigeria and Puerto Rico, and is set to be tested in Kenya.
采用土柱模拟栽培法与大田试验相结合的方法，对松嫩平原不同株型玉米的根系分布特征进行了比较。
In a soil column culture and a field experiment, the comparison of root distribution of spreading-leaf and upright-leaf maize cultivars in Songnen Plain was studied.
以紫外分光光度法对控释尿素的释放规律进行了测定，结合大田试验考查了控释尿素的增产、节肥效果。
The releasing rules of controlled-release urea were investigated by fluorescence photometry method, also yield and fertilizer-saving effects in wheat fanning were examined.
通过大田试验研究比较了营养袋假植苗与一段式漂浮苗移栽后生长发育、叶绿体色素和经济性状的差异。
In this research, tobacco development, content of chlorophyll and economical character were considered between nourishment-bag temporary planting seedling and float seedling.
通过大田试验研究比较了营养袋假植苗与一段式漂浮苗移栽后生长发育、叶绿体色素和经济性状的差异。
In this research, tobacco development, content of chlorophyll and economical character were considered between nourishment-bag temporary planting seedling and float seedling.
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