The utility model relates to a double cladding layer and double envelope layer spherical fertilizer, which relates to a novel slow release fertilizer and belongs to the technical field of fertilizers. 双包裹层、双包膜层球形肥料涉及一种新型缓效肥料,属于肥料技术领域。
The slow release mechanism of coated slow release BB fertilizer and its application on field crop 涂层缓释BB肥的缓释高效机理及其在大田作物中的应用
Effects of a Slow Release Fertilizer Special for Plants on the Growth of Philodendron 观赏植物专用缓释肥对蔓绿绒生长的影响
The Effect of Superhigh Ammonium Nitrate Loading Gel-State Slow Release Fertilizer on Fertilizer and Water Saving 超高硝酸铵负载凝胶态缓释肥的节肥节水效应亚高山草甸土青稞肥料效应与优化施肥研究
Characteristics of ammonia volatilization of slow release compound fertilizer in different pH values of purple soils 缓释复合肥料在不同pH值紫色土中氨挥发特性
Slow release nitrogen fertilizers are discussed and evaluated in view of agrochemical considerations: ( 1) the agrochemical features and the efficiency of slow release fertilizer; 基于化肥的农业化学要求讨论和评价缓释氮肥:(1)缓释氮肥的农业化学特点及其肥效;
By pot experiments, the variation curve of nutrient guantity of soil's filtration water account for slow release fertilizer's nutriment release characteristic in close relationship with soil property and paddy rice growth-development. 盆栽试验渗漏水养分含量变化曲线则表明了缓释肥料中养分释放特点与土性及水稻生长发有关系密切。
The results show that the slow release fertilizer has good slow release effect, simple process for its production, reasonable proportion and low cost of product. 结果表明:该缓释复合肥是一种操作简便,配方合理,生产成本低,缓释性能良好的新型高效肥料。
Release characteristics of nutrients of uncoated slow release compound fertilizer and nutrient uptake of wheat 非包膜缓释复合肥养分释放特性及小麦对养分的吸收
Pot experiment was carried out for investigating the effect of slow release fertilizer ( SRF) on camellia. 通过盆栽试验,研究了缓释肥对茶花的效应。
Results of the study show more favorable growth and higher quality of poinsettia grown in fast release fertilizer ( FRF) than in slow release fertilizer ( SRF). 结果表明:速效肥比缓效肥更有利于一品红生长并提高品质,速效肥中供试的两种NO-3N与NH+4N比例对一品红生长影响不大。
Some deficiencies existing in the current production of compound fertilizer are analyzed, from the cost of raw material, appearance of final granule, fertilizer caking, fast solubility and slow release fertilizer, for the improvement of current compound fertilizer production with agglomeration process. 针对现有复混肥生产中的不足,从原料的成本、成品颗粒的外观、肥料结块、肥料速溶及缓效几方面提出了一些建议,以使现有的团粒法生产更完善。
Application of new slow release fertilizer in film hole irrigation 新型缓释肥料在膜上灌技术中的应用
The review of controlled/ slow release fertilizer Approach to slow release nitrogen fertilizer and its agrochemical evaluation 控释/缓释肥料研究概述试论缓释氮肥及其农业化学评价
Studies on Application of Slow Release Fertilizer in Camellia 缓释肥在茶花上的应用研究
We have seen the varied characteristic of nutrient residual quantity of slow release fertilizer in soil, Both possess activity of slow release in sand or clay soil. 从缓释肥料在土壤的养分残留量变化特点看出,无论在砂质或粘质土壤中,均具缓释作用。
Organic-inorganic slow release fertilizer A_2was litter effect on nitrogen recovery rate and yield of tomato. 施用缓释肥料A2,氮肥利用率和产量的增幅均较小。
Application of organic-inorganic slow release fertilizer A_2 was also increased the nitrogen recovery rate, raised the proportion of nitrogen in roots and leaf and increased yield by 16.33%. 施用缓释肥料A2提高氮肥利用率,增加肥料氮在根系和叶片中的分配率;并且有利于后期产量形成,增产1633%。
A pot experiment was carried out to compare efficiencies of an inorganic compound fertilizer, a sulfur coated slow release fertilizer and a new biological-organic compound fertilizer ( BCF). 通过盆栽试验,比较研究了生物有机复混肥(BCF)、包硫缓释肥料及无机复合肥的效应。
A slow release macromolecular fertilizer containing diverse nutrition was synthesized by condensation reaction between the homemade low molecular urea-formaldehyde and the compound of potassium dihydrogen phosphate and phosphoric acid. 以自制的脲甲醛低聚物和磷酸二氢钾-磷酸混合液反应合成了一种多营养元素高分子缓释化肥。
Process Analysis Regarding Enveloping Slow Release Fertilizer 包膜型缓释/控释复合肥造粒工艺分析
Effect on Nutrient Release Characteristics of Neutral Compound Slow Release Fertilizer by Sand Soil pH 砂质土壤pH对中性缓释复合肥养分释放特性的影响研究
Evaluation Method for Nutrient Release Rate of Coated Slow Release Fertilizer 包膜缓释肥料养分释放速率评价方法的探讨
Studying on Effects of Mineral Coated Slow Release Fertilizer 矿物包裹型缓释肥料肥效研究
The research indicated that the conductance measurement could appraise the supply characteristic and velocity of slow release fertilizer fast and accurately and qualitatively, while soil culture method and water cultivation could determine its supply performance quantitative. 研究表明,可以用电导率法快速准确地定性评价缓释肥料的供肥特性和供肥速度,用土壤培养法和水培法定量测定其供肥性能。
Preparation of Slow Release Nitrogen Fertilizer by the Modification of Calcium Lignosulfonate with Urea 尿素改性木素磺酸钙制备缓释氮肥的工艺研究
The difficulty in predicting the form and rate of slow release fertilizer in soil, resulted from the complexity of soil system; 土壤是一个十分复杂的系统,缓释氮肥施用入土后的释放速率因不同土壤条件而变化,难以预测;
Tobacco-specific slow release fertilizer may preserve the nutrients in it, it maintain the level of soil total nitrogen, available nitrogen, phosphorus, potassium content, improve soil fertility, promote the nutrients absorption of flue-cured tobacco. 3. 烟草专用缓释肥具有保肥效果。烟草专用缓释肥能有效保持中后期植烟土壤的全氮、碱解氮、有效磷、速效钾含量,提高土壤肥力,促进烤烟营养元素的吸收。
Based on the soil ecological condition of Henan and tobacco fertilizer production status to meet the K-rich mellow raw flue-cured tobacco cultivation requirements, we take technical measures for the application of slow release fertilizer. 基于对河南烟叶产区的土壤生态条件和烟叶施肥生产状况,满足获得富钾醇香型卷烟烟叶原料的烤烟种植要求,采取了施用缓释肥的技术措施。
Urea formaldehyde ( UF) resin application in agriculture mainly has two aspects: one is as a coated material of slow release fertilizer; the other is the straw pot adhesive. 脲醛树脂在农业上的用途主要有两个方面:一是作为缓释肥料的包膜材料;二是在秸秆盆钵加工成型过程中作为胶粘剂。