Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶中硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以磷酸钙形式回收废水中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比容法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施不同浓度的氮和磷,研究海洋异养细菌与海水环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在入中和剂的同时入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳甲胺磷、马拉硫磷、和倍硫磷残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液、磷、砷原理,并提出了具体操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪钙石为晶种,探索了用结晶法以磷酸钙形式回收废水磷适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低主要原因是土壤活性铝、铁、锰含量高，另外与土壤不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光涂料，磷和内部电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品磷定，定结果与参比容液消法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水施加不同浓度氮和磷,研究海洋异养细菌与海水环境氮、磷关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入和剂同时加入含氮、磷、钾基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下农一起用1059(内吸磷)防治棉蚜多次生产实践作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定中甲胺、马拉硫、和倍硫残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、、砷原理,并提出了具体操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以酸钙形式回收废水中适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤有效性低主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机占无机比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯涂料，灯管和灯内部电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中定，定结果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施加不同浓度氮和,研究海洋异养细菌与海水环境中氮、关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂同时加入含氮、、钾基础肥料制成氮钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二（ P 2 O 5 ） ·五氧化二是在过量氧气存在下燃烧元素得到白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸)防治棉蚜多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色法牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用晶法以磷酸钙形式回收废水中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶活时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的，果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施加不同浓度的氮和磷,研究海洋异养细菌与海水环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的同时加入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、磷、砷的理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以磷酸钙形式回收废水中磷的件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘在丙酮法磷的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施加不同浓度的氮和磷,研究海洋异养细菌与海水环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的同时加入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶中除硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以磷酸钙形式回收废水中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施不同浓度的氮和磷,研究海洋异养细菌与海水环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在入中和的同时入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶,了用结晶法以磷酸钙式回收废水中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海水中施加浓度的氮和磷,研究海洋异养细菌与海水环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的时加入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无、的六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

气相色谱法定牛初乳中甲胺、马、和倍的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了结晶法以酸钙形式回收废水中的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机占无机比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法镍铁样品中的定，定结果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利海洋围隔生态系统实验装置,向海水中施加不同浓度的氮和,研究海洋异养细菌与海水环境中氮、的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的同时加入含氮、、钾的基础肥料制成氮钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二（ P 2 O 5 ） ·五氧化二是在过量氧气存在下燃烧元素得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起1059(内吸)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以磷酸钙形式回收废水中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶活定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红壤磷有效性低的主要原因是土壤活性铝、铁、锰含量高，另外与土壤中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比容液消除法。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

用海洋围隔生态系统实验装置,向海水中施加不同浓度的氮和磷,研究海洋异养细菌与海水境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的同时加入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧二磷（ P 2 O 5 ） ·五氧二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,天之内不同时间喷药,药效有差异,傍晚喷药药效较好。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加剂。

Determination of methamidophos,malathion,fenthion residues in beestings by gas chromatography.

用气相色谱法定牛初乳中甲胺磷、马拉硫磷、和倍硫磷的残留量。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中除硅、磷、砷的原理,并提出了具体的操作工艺。

The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.

以合成雪硅钙石为晶种,探索了用结晶法以磷酸钙形式回中磷的适宜条件。

On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要在丙酮法磷的基础上，在酶定时引入微板法。

Results show that P availability in latosol derived from shallow-sea deposit is higher than that in latosol derived from basalt.

砖红磷有效低的主要原因是土铝、铁、锰含量高，另外与土中不同形态无机磷占无机磷比例有关。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料，灯管的磷和灯内部的电流反应而发光（参阅electric discharge lamp）。

The method has been successfully used to the determination of phosphorus in ferronickel samples.The results compare favourably with determination values of compensating method with reference solution.

方法用于镍铁样品中磷的定，定结果与参比容液消除法一致。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统实验装置,向海中施加不同浓度的氮和磷,研究海洋异养细菌与海环境中氮、磷的关系。

At the same time of adding neutralizing agent the basic fertilizer containing nitrogen, phosphorous and potassium can be added so as to obtain the invented azophoska.

本发明还可在加入中和剂的同时加入含氮、磷、钾的基础肥料制成氮磷钾复合肥料。

Phosphorous Pentoxide(P 2 O 5 ) ?P 2 O 5 is a kind of light white minicrystal powder which is made by burning phosphorus with excess oxygen.

五氧化二磷（ P 2 O 5 ） ·五氧化二磷是在过量氧气存在下燃烧元素磷得到的白色、微晶体轻质粉末。

According to the author's experience in the control of cotton aphids.the systemic insecticidal action of Systox was different when it was applied at different times of the day.

正>在与贫下中农一起用1059(内吸磷)防治棉蚜的多次生产实践中作者曾经注意到,一天之内不同时间喷药,药效有差异,傍晚喷药药效较好。