1.
Experimental Study on Fertilization and the Different Proportion Nitrogen Fertilizer of Jing-9428 Wheat
京9428小麦施肥量和氮素化肥不同施肥比例试验研究
2.
Influence of N,P,K Ratio on Growth and Fruiting of Young Jujube (Zizypus jujuba) Tree
氮磷钾施肥比例对枣幼树生长和结果的影响
3.
Study on the Application Ratio of Nitrogen and Phosphate and Law of Diminishing Returns for Corn
玉米氮磷最佳施肥比例与报酬递减律研究
4.
Effect of Optimum Ratio of Fertilizer Application on Yield and Quality of Tobacoo
最佳施肥比例对烟草产量和品质的影响
5.
Effect of Different Application Ratio of Tobacco-specific Fertilizer on Tobacco Yield and Quality
烟草专用肥不同施用比例对烟叶产质量的影响
6.
Nitrate content in plant tissue was increased with the percentage of chemical nitrogen in the mixture of chemical fertilizer and AFR.
沼肥中配施化肥 (简称沼化肥 ) ,随化肥氮比例增加 ,油菜硝酸盐含量增加。
7.
Study on Effects of Nitrogen Management on Nutritive Peculiarity, Yield and Quality of Potato
施氮量和追肥比例对马铃薯营养特性及产量、品质的影响
8.
Effect on Nitrogen Fertilizer Application by Stages in Different Proportion on Nitrate Reductase Activity of Maize
氮肥不同比例分期施用对玉米硝酸还原酶活性的影响
9.
Effect of Nitrogen Level and Top Dressing Proportion on Growing Stages and Dry Matter Accumulation in Winter Potato
施氮量及追肥比例对冬马铃薯生育期及干物质积累的影响
10.
Effects of combined application with different ratios of organic fertilizers on photosynthesis,yield and quality of flue-cured tobacco
配施不同比例有机肥对烤烟光合作用及产质量的影响
11.
The application of organic fertilizer is necessary in supplying the resource of potassium of soils and alleviating the disequilibrium of N,P,K and increasing the use efficiency of organic nitrogen.
证明有机肥是土壤钾的重要来源，施用有机肥对于缓解氮磷钾比例失衡有重要作用；
12.
Study of Equilibrium and Custom Application Fertilizer on Muskmel on in Greenhouse;
温室甜瓜习惯施肥与平衡施肥的比较研究
13.
Effects of Different Ratios of Base N to Dress N Fertilizer on Nitrate Content in Chinese Cabbage and the N Use Efficiency
氮肥不同基肥、追肥比例对小白菜硝酸盐含量及氮肥利用率的影响
14.
Attention should be paid to the manure in agricultural production.
例4当前在农业生产中要狠抓施肥.
15.
Organic fertilizers are safer than chemicals. Chemical fertilizers may, in time, build up salts.
有机肥料比化学肥料安全。施用化肥需要及时好控制盐分。
16.
Benefit cost ratios under balanced fertilization regimes exceeded 2.5.
实行平衡施肥后产投比大于2.5。
17.
Fertilization at2 applications in fall got more underground biomass than that at1 application.
秋季2次施肥比1次施肥更有利于地下生物量的累积。
18.
Results in Table 4 compare the common regional practice to a more balanced approach.
表4的结果比较了这一地区的习惯施肥和较平衡的施肥结果。