CN1149285A - 用于抑制或调节硝化作用的活性物质组合物 - Google Patents

用于抑制或调节硝化作用的活性物质组合物 Download PDF

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CN1149285A
CN1149285A CN95191704A CN95191704A CN1149285A CN 1149285 A CN1149285 A CN 1149285A CN 95191704 A CN95191704 A CN 95191704A CN 95191704 A CN95191704 A CN 95191704A CN 1149285 A CN1149285 A CN 1149285A
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M·格拉巴斯
S·兰格
H·J·米歇尔
H·沃茨尼亚克
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Abstract

本文描述了抑制硝化作用的制剂,其特征是作为活性组分含有1H-1,2,4-三唑或一种取代的1H-1,2,4-三唑或者它们的盐类或金属络合物和至少一种其它的化合物如一种取代的吡唑、其盐类或者金属络合物、双氰胺、脒基硫脲、硫脲、硫氰酸铵、硫代硫酸铵,本发明的制剂相对于单一的化合物具有明显的协同效果,因此提高了效率,减少了用量,在经济上更为有利。

Description

用于抑制或调节硝化作用的活性物质组合物
本发明涉及由两种或多种活性物质组成,用于抑制或控制栽培土壤或底物中铵氮(ammonium stickstoff)的硝化作用的组合物。
象铵氮或酰胺氮这种还原氮在相对较短的时间内在土壤中经过微生物转化经亚硝酸氮的中间过程转化为硝酸氮。这种硝化过程主要受下列因素的影响:温度,土壤湿度,土壤中的pH值及微生物的活性。这种情况的缺点是,与铵氮相反,硝酸氮不能通过土壤中的吸着载体被吸着,而是通过沉淀与地表水一起流失到更深层的土壤层中,超出植物的吸收范围,并储存在地下水中。在不利的气候和土壤情况下,这种洗涤损失规模可达到在土地中可用还原氮的20%以上。再加上脱氮作用的损失,即在绝氧情况下,通过硝化作用形成的硝酸氮还原成气体而消失,这在不利的情况下也达到类似的数量级。
通过利用合适的化学物质进行抑制或调节硝化作用,植物可以明显更好地吸收化肥中的氮。另一方面这种方法还提供了以下的优点,即减少地下水和地表水中的硝酸负载,但也抑制了人工培植植物中,特别是饲料农作物中的硝酸盐富集。
除了取代的吡唑(US3494757,DD133088)以外,已知的解决方案是如下化合物,双氰胺(DE2702284,DE2714601)、脒基硫脲(JP7301138)、硫脲(DE2051935)和1,2,4-三唑或4-氨基-1,2,4-三唑(JP7104135),以及其它的三唑衍生物(US3697244,US3701645)。
此外还推荐了以上的物质结合而形成的活性组合物。例如在此应提到的吡唑与DCD(DD222471),或与脒基硫脲(DD247894)的混合,还有4-氨基-1,2,4-三唑(ATC)与DCD(SU1137096)的组合物,此外还有ATC在脲/硫脲或脲/DCD混合物中的熔融组合物(DD227957)。同样也推荐由双氰胺与硫代硫酸铵组成的组合物(DE3714729)。
这些已知的硝化抑制剂的缺点在于,一是部分添加剂效率低,因此用量高,二是由于挥发性强或不稳定性,给实际使用带来了不便,三是分解过程太快达不到使用目的。
除此之外一些抑制剂的部分有效硝化抑制作用因为与几种化肥种类的″不相容性反应″而大大减低。
本发明的目的是,找出适合运用到无机和有机的氮肥中的活性组合物,这些活性组合物对于抑制硝化作用起协同作用,并显示出相对于单一活性物质或者以上提到的组合物的使用优越性。
使人惊奇地发现,含有1H-1,2,4-三唑或者取代的1H-1,2,4-三唑及其盐类或者金属络合物和至少一种另外的化合物如取代的三唑、其盐类或配位化合物,双氰胺、脒基硫脲、硫脲、硫氰酸铵、硫代硫酸铵作为活性成分的活性组合物,在抑制或控制栽培土壤和底物中铵氮的硝化作用中显示出明显的协同效应,从而突出地提高了相对于单一化合物的作用程度。
本发明的活性组合物可以以混合比0.5∶99.5-99.5∶0.5进行使用。在含有多于两种组分的组合物情况中,可以以任意的混合比将单一组分混合。
本发明的活性组合物有提高作用时间的优点,这样硝化过程在更长的时间内被抑制,有利于充分利用化肥中的氮,这种得到改善的作用甚至减低了用量。因而提高了农作物的生物物质生长量。
本发明的组合物可以和含有酰胺氮和铵氮的无机和有机固体或液体肥料一起混合使用。
这些活性组合物优先使用量为0.5-20kg/ha。
以下的例子用于解释本发明,而不是对此加以限制。在表格1中列举了在试验中涉及的基本组分1H-1,2,4-三唑  及其盐类和金属络合物的各种选择。在表格2中列举了添加到三唑中的几个混合成分。
表1:
    名称           名称/化学式
    TrTr×HClHMTNa-TrFe-TrGTrCTSMT     1H-1,2,4-三唑1H-1,2,4-三唑×HCl1-羟甲基-1,2,4-三唑×HCl1-钠-1,2,4-三唑盐Fe(Tr)6]Cl31-脒基-1,2,4-三唑×HCl[Cu(Tr)2]SO4×2H2O[Mn(Tr)4]Cl2
表2:
    符号           名称/化学式
    GTHTHARDCDATSMPCMPGMPMg-MPZn-MPGZCGM     脒基脲硫脲硫氰酸铵双氰胺硫代硫酸铵3-甲基吡唑1-氨基甲酰基-3-甲基吡唑1-脒基-3-甲基吡唑×HCl镁-3-甲基吡唑盐[Zn(MP)2]SO4[(GMPH)2]ZnCl4]Mg(GMP)2Cl2×H2O
以下所举的例子的组合效应都是一按同样的方法确定的。实施例
本发明的组合物按下列表格中所列出的具体物质和组合物浓度顺序(以土地质量的ppm表示),与作氮源的尿素一起加入类似黑土的沙质粘性土壤中,加水至最大容量的50%,而后均匀混合。氮的剂量为10毫克/100克土壤。如此制成的土样被装进塑料瓶中,关紧盖子,在20℃培养,然后观察硝酸盐形成的时间过程以及铵氮的减少。
抑制的百分比按以下公式计算:
K=没有活性物质的氮肥土壤试样中的硝酸盐含量
W=有活性物质的氮肥土壤试样中的硝酸盐含量
B=没有活性物质,没有氮肥的土壤试样中的硝酸盐含量
对于以百分比计算的抑制作用与硝化动力学时间过程的依赖关系,借助于非直线性回归得出了作为标准的t50值,t50值在时间上以天数表现,在此时的抑制作用仅为50%。
为了按照GROEGER以及其它的(Pharmazie 36(1981),81~87页)的不相关模型计算出组合效应,如此所算出的t50值将进行Logit-Probit-转换(剂量-作用-曲线的线性化),不相关模型体现了GOWING(Weeds 8(1960),379~391页)或COLBY(Weeds15(1967),20~22页)观点的普遍性。例1:组合物1H-1,2,4-三唑/DCD
按照上面描述的实验方法测出和算出三唑(Tr)和DCD以及它们的组合物的t50值。
表3a:1H-1,2,4-三唑、DCD和它们的组合物的t50
 1H-1,2,4-三唑(ppm)      DCD(ppm)     混合比三唑∶DCD     t50值(天数)
     0.0960.2270.5450.9091.252.03.05.0     5.514.030.041.546.050.052.357.0
    1.252.03.03.8465.05.8828.3339.09110.0     10.014.317.619.722.023.627.328.429.6
     5.03.02.01.25     5.03.02.01.25     50∶50     73.858.257.152.5
     1.6671.00.6670.417     8.3335.03.3332.083     17∶83     106.671.553.737.1
     0.9090.5450.3640.227     9.0915.4453.6362.273     9∶91     111.869.445.528.7
     0.250.156     3.752.344     6∶94     37.323.9
表3a:(续)
  1H-1,2,4-三唑(ppm)      DCD(ppm)     混合比三唑∶DCD     t50值(天数)
     0.190.119     3.812.38     5∶95     32.122.2
     0.3850.2310.1540.096     9.6155.7693.8462.404     4∶96     73.541.529.621.3
     0.1960.118     9.8045.882     2∶98     48.131.2
表3b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比Tr∶DCD  组合物浓度(ppm)   实验效果    UAM效应   效果改善情况   节约剂量(%)
    50∶50     10642.5     74585752     82726148     -8-14-44     -53-68-1714
    17∶83     10642.5     100715437     64503929     3621148     -554231
    9∶91     10642.5     100694529     53403123     4729146     -694729
    6∶94     42.5     4730     3728     102     3612
    5∶95     42.5     4028     3426     62     2511
    4∶96     10642.5     92523727     52613325     40942     -402111
    2∶98     106     6039     4636     143     4817
例2:组合物1H-1,2,4,-三唑/GTH与例1相似的实验方法和以电子数据处理为依据的求值
表4a:三唑与脒基硫脲(GTH)的单一化合物及各种混合物的t50
  1H-1,2,4-三唑(ppm)      GTH(ppm)    混合比三唑∶GTH     t50值(天数)
       0.0960.2270.5450.9091.252.03.05.0     5.514.030.041.546.050.052.357.0
    2.04.06.08.010.012.0     1.09.318.428.037.447.2
       5.02.51.25     5.02.51.25     50∶50     63.453.840.3
       0.9090.5450.227     9.0915.4452.273     9∶91     81.870.319.2
       0.3850.2310.154     9.6155.7693.846     4∶96     60.535.425.1
       0.1960.118     9.8045.882     2∶98     49.428.9
表4b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比Tr∶GTH  组合物浓度(ppm)   实验效果    UAM效应  效果改善情况  节约剂量(%)
    50∶50     1052.5     958168     958668     0-60     -4-291
    9∶91     1062.5     10010029     74532 1     26478     899323
    4∶96     1064     915438     593824     321614     623234
    2∶98     106     7443     5132     2311     4427
例3:组合物1H-1,2,4-三唑/硫脲与例1相似的实验方法和以电子数据处理为依据的求值
表5a:三唑与硫脲(TH)的单一化合物及各种混合物的t50
   1H-1,2,4-三唑(ppm)      TH(ppm)     混合比三唑∶TH    t50值(天数)
       0.10.250.51.02.03.05.0      5.814.329.042.149.151.956.2
    2.04.08.010.016.0     6.58.510.512.617.3
       3.02.0     3.02.0     50∶50     58.254.8
       0.9090.5450.227     9.0915.4452.273     9∶91     49.942.227.1
       0.3850.1540.096     9.6153.8462.404     4∶96     37.124.714.9
       0.1960.118     9.8045.882     2∶98     26.418.0
表5b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比Tr∶TH  组合物浓度(ppm)   实验效果    UAM效应  效果改善情况  节约剂量(%)
    50∶50     64     8782     8072     710     4042
    9∶91     1062.5     756340     634928     121412     394142
    4∶96     1042.5     553722     482618     8115     244025
    2∶98     106     4027     3827     10     52
例4:组合物1H-1,2,4,-三唑/硫氰酸铵与例1相似的实验方法和以电子数据处理为依据的求值
表6a:三唑与硫氰酸铵(AR)的单一化合物及各种混合物的t50
  1H-1,2,4-三唑(ppm)      AR(ppm)     混合比三唑∶AR     t50值(天数)
     0.0960.2270.5450.9091.252.03.05.0     5.514.030.041.546.050.052.357.0
    2.04.08.010.016.0     3.16.38.59.311.9
     3.02.01.25     3.02.01.25     50∶50     56.952.546.3
     0.5450.3640.227     5.4453.6362.273     9∶91     61.640.835.1
     0.190.119     3.812.38     5∶95     33.725.7
     0.1960.118     9.8045.882     2∶98     29.122.4
表6b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比Tr∶AR  组合物浓度(ppm)   实验效果    UAM效应 效果改善情况  节约剂量(%)
    50∶50     642.5     575246     574939     037     -21529
    9∶91     642.5     624135     30241 7     321718     796268
    5∶95     42.5     3426     1 81 2     1614     6666
    2∶98     106     2922     2216     76     3641
例5:组合物1-羟甲基-1,2,4-三唑×HCl/GTH与例1相似的实验方法和以电子数据处理为依据的求值
表7a:单一化合物及其混合物的t50
     HMT(ppm)      GTH(ppm)     混合比HMT∶GTH     t50值(天数)
    0.250.50.751.02.05.07.5     14.822.929.737.444.150.057.1
    1.02.04.08.010.0     1.13.410.229.138.2
    5.02.51.25     1.00.50.25     83∶17     53.144.238.7
    3.01.5     3.01.5     50∶50     52.143.1
    1.00.5     5.02.5     17∶83     56.929.1
    0.5450.273     5.4552.727     9∶91     64.928.3
    0.2860.143     5.7142.857     5∶95     61.723.9
    0.118     5.882     2∶98     39.4
表7b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比HMT∶GTH 组合物浓度(ppm)   实验效果    UAM效应 效果改善情况  节约剂量(%)
    83∶17     632.5     806658     877354     -7-74     -50-3211
    50∶50     63     7865     8062     -23     -108
    17∶83     63     8544     5936     268     5921
    9∶91     63     9742     4726     5016     8842
    5∶95     63     9236     3820     5616     8547
    2∶98     6     59     31     28     59
例6:组合物1-钠-1,2,4-三唑盐/DCD与例1相似的实验方法和以电子数据处理为依据的求值
表8a:单一化合物及其混合物的t50
    Na-Tr(ppm)      DCD(ppm)     混合比Na-Tr∶DCD     t50值(天数)
    0.250.50.751.01.52.05.0     9.721.426.131.933.738.441.8
    1.02.04.06.010.0     12.422.126.129.638.1
    5.02.5     1.00.5     83∶17     52.146.7
    3.01.5     3.01.5     50∶50     60.151.9
    1.00.5     5.02.5     17∶83     73.251.4
    0.5450.273     5.4552.727     9∶91     64.242.9
    0.2310.115     5.7692.885     4∶96     47.935.1
表8b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
   混合比Na-Tr∶DCD 组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
83∶17 63 7870 7965 -15 -520
    50∶50     63     9078     7761     1317     5551
    17∶83     63     10077     6850     3227     -66
    9∶91     63     9664     6345     3319     -53
    4∶96     63     7253     5740     1513     4741
例7:1H-1,2,4-三唑/MP与例1相似的实验方法和以电子数据处理为依据的求值
表9a:单一化合物及其混合物的t50
     Tr(ppm)      MP(ppm)     混合比Tr∶MP     t50值(天数)
    0.10.250.50.751.01.53.0      5.314.927.836.841.948.756.9
    0.10.250.50.6561.02.0     9.124.543.646.348.752.3
    1.00.5     1.00.5     50∶50     95.672.7
    1.8180.909     0.1820.091     91∶9     69.851.7
    1.9230.962     0.0770.038     96∶4     59.842.8
    0.0770.038     1.9230.962     4∶96     61.052.4
表9b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
    混合比Tr∶MP 组合物浓度(ppm)   实验效果    UAM效应  效果改善情况  节约剂量(%)
    50∶50     21     100100     9074     1026     8693
    91∶9     21     10077     8364     1713     8836
    96∶4     21     9064     8163     91     405
    4∶96     21     9179     8874     35     2718
例8:组合物铜-三唑络合物/1-脒基-3-甲基吡唑鎓-锌酸盐-络合物与例1相似的实验方法和以电子数据处理为依据的求值
表10a:单一化合物及其混合物的t50
    CTS(ppm)      GZC(ppm)     混合比CTS∶GZC     t50值(天数)
    0.10.250.51.21.82.5      1.94.911.627.036.143.1
    0.250.50.751.53.0      9.519.126.843.359.1
    1.00.50.25     1.00.50.25     50∶50     77.253.621.9
    1.8180.909     0.1820.091     91∶9     45.927.8
    0.1820.091     1.8180.909     9∶91     53.630.0
表10b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
   混合比CTS∶GZC  组合物浓度(ppm)   实验效果    UAM效应  效果改善情况   节约剂量(%)
    50∶50     210.5     1008033     724219     283814     846137
    91∶9     21     6942     6436     56     1413
    9∶91     21     8045     7451     5-5     16-15
例9:组合物1H-1,2,4-三唑/双氰胺/硫氰酸铵与例1相似的实验方法和以电子数据处理为依据的求值
表11a:单一化合物及其混合物的t50
      Tr(ppm)      DCD(ppm)       AR(ppm)        混合比Tr∶DCD∶AR     t50值(天数)
    0.0960.2270.5450.9091.252.03.05.0      5.513.830.241.546.050.152.357.0
    1.252.03.03.8645.05.8828.33310.0     10.114.317.619.722.123.627.429.6
    2.04.08.010.016.0     2.86.38.59.311.9
    0.8330.5     4.1672.5     0.8330.5     14.3∶71.4∶14.3     67.152.4
    0.3850.231     3.8462.308     0.7690.462     7.7∶76.9∶15.4     58.937.7
    0.1920.115     3.8462.308     0.9620.575     3.8∶77∶19.2     45.734.7
表11b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
       混合比Tr∶DCD∶AR  组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
   14.3∶71.4∶14.3     5.833.5     10079     6753     3326     -61
   7.7∶76.9∶15.4     5.03.0     8957     5339     3618     7546
   3.8∶77∶19.2     5.03.0     6952     4431     2521     5654
例10:组合物1H-1,2,4-三唑氢氯化物/脒基硫脲/硫脲与例1相似的实验方法和以电子数据处理为依据的求值
表12a:单一化合物及其混合物的t50
   TrxHCl(ppm)     GTH(ppm)      TH(ppm)          混合比TrxHCl∶GTH∶TH   t50值(天数)
    0.150.30.751.53.04.5     5.011.528.441.348.952.1
    2.04.08.010.016.0     1.99.528.137.060.1
    2.04.08.010.016.0     6.38.710.913.018.1
    0.1150.231     2.3084.615     0.5571.155      3.8∶77∶19.2     17.944.8
    0.1150.231     1.4222.885     1.4222.885      3.8∶48.1∶48.1     11.937.9
    0.231     1.155     4.615      3.8∶19.2∶77     27.8
    0.5     2.0     0.5      17∶66∶17     53.1
    0.5     1.25     1.25      16.6∶41.7∶41.7     39.9
    0.1880.375     1.8753.75     0.9371.875      6.3∶62.5∶31.2     21.347.1
表12b∶根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
        混合比TrxHCl∶GTH∶TH  组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
    3.8∶77∶19.2     3.06.0     2767     1635     1132     3657
    3.8∶48.1∶48.1     3.06.0     1957     1230     727     2851
    3.8∶19.2∶77     6.0     42     25     17     40
    17∶66∶17     3.0     81     33     48     74
    16.6∶41.7∶41.7     3.0     60     30     30     55
    6.3∶62.5∶31.2     3.06.0     3371     1738     1633     4356
例11:组合物1-脒基-1,2,4-三唑×HCl/DCD/硫脲与例1相似的实验方法和以电子数据处理为依据的求值
表13a:单一化合物及其混合物的t50
    GTr(ppm)      DCD(ppm)       TH(ppm)        混合比GTr∶DCD∶TH    t50值(天数)
    1.42.144.38.510.0     27.537.547.349.255.2
    1.02.03.05.08.010.0     8.914.217.122.326.830.1
    2.04.08.010.016.0     6.38.710.913.018.1
    0.1920.308     3.8406.160     0.9681.54   3.8∶76.8∶19.4     43.861.7
    0.1920.308     2.4043.846     2.4043.846   3.8∶48.1∶48.1     37.457.8
    0.1920.308     0.9681.540     3.8466.160   3.8∶19.4∶76.8     27.932.7
表13b:根据不相关模型(UAM)计算出来的活性物质节约率及效果改善情况
        混合比GTr∶DCD∶TH  组合物浓度(ppm)   实验效果    UAM效应  效果改善情况  节约剂量(%)
  3.8∶76.8∶19.4     5.08.0     6693     4832     1861     6098
  3.8∶48.1∶48.1     5.08.0     5687     4655     1031     4084
  3.8∶19.4∶76.8     5.08.0     4249     4251     0-2     -1-10
例12:组合物1H-1,2,4-三唑/DCD/硫代硫酸铵与例1相似的实验方法和以电子数据处理为依据的求值
表14a:单-化合物及其混合物的t50
     Tr(ppm)      DCD(ppm)     ATS(ppm)      混合比Tr∶DCD∶ATS     t50值(天数)
    0.0960.2270.5450.9091.252.03.05.0      5.514.030.041.546.050.052.357.0
    1.252.03.03.8465.05.8828.3339.09110.0     10.014.317.619.722.023.627.328.429.0
    2.04.08.010.016.0     00000
    0.115     2.308     0.557     4∶77∶19     35.7
    0.115     1.422     1.422     4∶48∶48     27.8
    0.115     0.577     2.308     4∶19∶77     14.1
表14b:根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
    混合比Tr∶DCD∶ATS  组合物浓度(ppm)   实验效果   UAM效应  效果改善情况  节约剂量(%)
  4∶77∶19     3.0     53    35     18     55
  4∶48∶48     3.0     42    30     12     42
  4∶19∶77     3.0     21    24     -3     -20
例13:组合物铁-三唑络合物/DCD/硫代硫酸铵与例1相似的实验方法和以电子数据处理为依据的求值
表15a:单一化合物及其混合物的t50
    Fe-TR(ppm)      DCD(ppm)      ATS(ppm)          混合比Fe-Tr∶DCD∶ATS    t50值(天数)
    0.0270.1630.390.650.91.442.154.06.0      3.910.321.229.433.335.739.442.949.9
    0.51.02.55.07.510.0      4.89.315.422.627.332.8
    2.04.06.08.010.0     0.090.090.10.10.1
    2.01.0     2.01.0     2.01.0     33.3∶33.3∶33.3     54.645.8
    0.2310.115     4.6152.308     1.1540.577     3.8∶77∶19.2     51.235.8
    0.2310.115     2.8851.422     2.8851.422     3.8∶48.1∶48.1     44.928.8
    0.2310.115     1.1540.577     4.6152.308     3.8∶19.2∶77     29.516.7
    0.5450.273     4.3642.182     1.0910.545     9.1∶72.7∶18.2     57.939.7
表15b:根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
         混合比Fe-Tr∶DCD∶ATS  组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
    33.3∶33.3∶33.3     6.03.0     8268     6652     1616     5855
    3.8∶77∶19.2     6.03.0     7753     4632     2921     7663
    3.8∶48.1∶48.1     6.03.0     6743     4027     2716     6956
    3.8∶19.2∶77     6.33.0     4425     3221     124     4426
    9.1∶72.7∶18.2     6.03.0     8760     5539     3221     8160
例14:组合物锰-三唑络合物/1-脒基-3-甲基吡唑-镁-络合物/DCD与例1相似的实验方法和以电子数据处理为依据的求值
表16a:单一化合物及其混合物的t50
     MT(ppm)      GM(ppm)      DCD(ppm)         混合比MT∶GM∶DCD     t50值(天数)
    0.20.51.01.52.03.0     5.615.528.435.442.149.7
    0.20.61.01.52.0     8.525.642.946.848.4
    2.04 08.010.016.0     20.725.931.535.452.5
    1.6671.00.667     1.6671.00.667     1.6671.00.667   33.3∶33.3∶33.3     106.985.761.8
    0.4170.250.167     0.4170.250.167     4.1662.51.666   8.3∶8.3∶83.4     64.144.834.1
    0.1850.111     0.1850.111     4.6302.778   3.7∶3.7∶92.6     60.740.1
    0.543     0.109     4.348   10.9∶2.1∶87     54.6
    0.109     0.543     4.348   2.1∶10.9∶87     61.4
表16b:根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
       混合比MT∶GM∶DCD  组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
  33.3∶33.3∶33.3     5.03.02.0     10010093     897662     112431     849168
  8.3∶8.3∶83.4     5.03.02.0     966751     644531     322220     734444
  3.7∶3.7∶92.6     5.03.0     9160     5437     3723     7350
  10.9∶2.1∶87     5.0     82     59     23     52
  2.1∶10.9∶87     5.0     92     63     29     67
例15:组合物1H-1,2,4-三唑/MP/GTH与例1相似的实验方法和以电子数据处理为依据的求值
表17a:单一化合物及其混合物的t50
     Tr(ppm)       MP(ppm)      GTH(ppm)        混合比Tr∶MP∶GTH     t50值(天数)
    0.10.250.50.751.01.53.0      5.814.329.042.149.151.956.2
    0.10.250.50.6561.02.0      9.124.543.646.348.752.3
    2.04.06.08.010.012.0      1.09.318.428.037.447.2
    1.6671.0     1.6671.0     1.6671.0   33.3∶33.3∶33.3      112.1105.7
    0.2270.136     0.2270.136     4.5462.727   4.5∶4.5∶91      73.447.8
    0.1190.071     0.1190.071     4.7622.857   2.4∶2.4∶95.2      44.929.3
表17b:根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
      混合比Tr∶MP∶GTH  组合物浓度(ppm)  实验效果    UAM效应  效果改善情况  节约剂量(%)
  33.3∶33.3∶33.3     5.03.0     100100     9892     28     6569
  4.5∶4.5∶91     5.03.0     10072     5635     4437     9159
  2.4∶2.4∶95.2     5.03.0     6744     4023     2721     4846
例16:组合物1H-1,2,4-三唑/MP/DCD与例1相似的实验方法和以电子数据处理为依据的求值
表18a:单一化合物及其混合物的t50
     Tr(ppm)      MP(ppm)     DCD(ppm)       混合比Tr∶MP∶DCD     t50值(天数)
   0.10.250.50.751.01.53.0     5.213.428.140.746.949.852.1
    0.10.250.50.6561.02.0     7.619.435.740.146.149.7
    0.51.02.55.010.013.0     4.19.114.222.330.741.8
   1.6671.0     1.6671.0     1.6671.0 33.3∶33.3∶33.3     112.9102.3
   0.2270.136     0.2270.136     4.5462.727 4.5∶4.5∶91     79.452.9
   0.1190.071     0.1190.071     4.7622.857 2.4∶2.4∶95.2     57.141.8
表18b:根据不相关模型(UAM)计算出来的活性物质节约率及效
   果改善情况
      混合比Tr∶MP∶DCD  组合物浓度(ppm)  实验效果   UAM效应  效果改善情况  节约剂量(%)
33.3∶33.3∶33.3     5.03.0     100100    9588     512     8289
4.5∶4.5∶91     5.03.0     10079    6447     3632     9463
2.4∶2.4∶95.2     5.03.0     8663    5438     3225     6654

Claims (2)

1.用于抑制或调节栽培土壤和底物中铵氮的硝化作用的活性组合物,其特征是:作为活性组分含有1H-1,2,4-三唑或一种取代的1H-1,2,4-三唑或者它们的盐类或金属络合物和至少一种其它的化合物,如一种取代的吡唑、它们的盐类或金属络合物、双氰胺、脒基硫脲、硫脲、硫氰酸铵、硫代硫酸铵,其中两组分组合物中的混合比在0.5∶99.5和99.5∶0.5之间,多于两组分组合物中各组分的混合比可任意选择。
2.权利要求1所述的活性组合物作为溶剂、喷雾粉、悬浮浓缩物、乳剂浓缩物单独或者与含有酰胺和铵基的固体和液体的无机和有机肥料一起的应用,其中活性组合物可在施肥前、中、后,或在不施肥的情况下使用,也可以与其它农业化学品一起使用,如植物保护剂、杀虫剂、植物生长调节剂或土壤改良剂,以及与其它农业技术措施一起使用,用量至少为0.5kg/ha的活性物质,或在与无机肥料一起使用时,根据还原氮的含量,至少施用0.2%的活性物质。
CNB951917048A 1994-02-21 1995-02-20 用于抑制或调节硝化作用的活性物质组合物 Expired - Lifetime CN1147451C (zh)

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