• 利用四川某含岩石制得的明矾进一步制备硫酸型氮肥氢氧化铝原理工艺等方面进行探讨,并通过中试解决了工业化生产所出现问题

    The principle and process of producing potassium-nitrogen compound fertilizer and aluminium hydroxide from potash alum are studied. Some problems are solved through the pilot test.

    youdao

  • 氮肥基础有利提高含油量,降低蛋白质含量

    Adding phosphorus and kalium fertilizer on the base of nitrogen was propitious to increasing protein content and decreasing oil content.

    youdao

  • 盆栽试验条件下,研究氮肥不同用量氮、配施青菜产量、品质生理指标影响

    Pot experiment was conducted to study the effects of nitrogen and potassium on the yield quality and physiology indices of garden sass.

    youdao

  • 肥料类型中单施氮肥磷肥病害严重,增施有机肥氮磷配方施肥,可减轻病害;

    UsingN, orp-manure only can emphasize the disease while using more organic manure and using N, P and K-manure in right proportion can lighten it.

    youdao

  • 分别氮肥效应试验磷肥效应试验、肥效应试验和氮磷养分平衡进行了研究

    And study the nitrogenous fertilizer response trial, phosphorous fertilizer response trial, potassium fertilizer response trial and nitrogen, phosphorous, potassium nutrition balance separately.

    youdao

  • 另外,增产效果氮肥施用时期有关,拔节期一次施效果最好,氮配施增产42 .2 % ,单施氮增产25 .9 % 。

    To apply all the N fertilizer in jointing stage gave best results. The combined application of N and K can increase yield by 42.2%, and N only 25.9%.

    youdao

  • 增产效率两种氮肥水平下都较高,单位肥的增产量土壤有效含量量呈极显著负相关

    The yield increase of K fertilizer was quite high at two rates of nitrogen application, and it closely relative to the content of available K in soil and potassium application rate.

    youdao

  • 单施氮肥土壤,速效含量降低含量变化不明显。

    Available potassium and slow-released potassium contents were decreased, and total potassium content was changed insignificantly in the soil of mono-application of nitrogen fertilizer.

    youdao

  • 盆栽试验条件下,研究氮肥不同用量氮、配施青菜产量、品质生理指标影响

    Pot experiment was conducted to study the effects of nitrogen and potassium on the yield, quality and physiology indices of garden sass.

    youdao

  • 子粒中的含量氮肥影响较小

    The K content of seeds had a little effect with the N and K fertilizer application.

    youdao

  • 子粒中的含量氮肥影响较小

    The K content of seeds had a little effect with the N and K fertilizer application.

    youdao

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