1、 546502011 27 2002 . 184- , 1.02004 . 1 - . ( . . )2 25 , - 3 13 2011 . 799-4 , - . () . - , , 2013 , - - II 5465020111 .12 13 24 .25 26 , .27 48 49 .510 611 .6III 546502011 Soils.Determination of mobile phosphorus and potassium compounds by Kirsanov method modified by CINAO 201301011 , -, , - (25)(
2、2). , .2 5725-12002 ( ) . 1. 5725-62002 ( ) . 6. 8.5632009 . () 516522000 . 532192008 ( 142551998) . - 17.4.3.0183 . . 177074 ( 104283, 478880) ., , , . 311877 . . 376578 . . 419875 . . 420477 . . 423477 . . 432877 . . 4919.177 . - 670972 . 1202676 . 1990890 , , , , , . 2533682 . , 1 546502011 25794
3、.183 . - 2759388 . 2816889 . 2831189 . - 2916991 ( 64877) . 2926991 . - - , 1 , , . (), - () . , , , , .3 8.563, 28168, 27593, .3.1 : - .4 (25)(2) ( ) 0,2 /3 (25) - (2) .5 5.1 - (25) :c177 35 % 25 30 1.;c177 20 % 25. 30 1.5.2 (2) :c177 20 % 2801.;c177 15 % 2.801.6 , , , 6.1 () () 600750 .6.2 -, 7667
4、70 .6.3 -, 0 10 . , c177 0,1 . .6.4 (), 0,3 c177 0,6 .6.5 100 3, 10- ; 110029/32 ,125029/32 , 210034 225034 25336.2 5465020116.6 20- ( ), - 20 6.5, 10- , 700 / 1 .6.7 - 75 1( ).6.8 28311.6.9 1501 3501 1770.6.10 56 71 19908, 56110 75110 25336.6.11 122 29169 - 2 3.6.12 () .6.13 2250, 500, 10002 1770.6
5、.14 I1( 2)225, 1000,1 29251.6.15 200 500 .6.16 . ( ).6.17 4- ( 4-, (NH4)6Mo7O24c215 4H2O) 99 % 3765, . . .6.18 (- 2,3-L- , 686) 99 %, . . .6.19 0,5- ( 0,5-,K(SbO)C4H4O6c215 0,5H2OC8H10K2O15Sb2) 99 %, . . .6.20 ( , 24) 99 % 4198, . . .6.21 ( , KCl) 99,8 % 4234, . . .6.22 (NaOH) 98 % 4328,. . .6.23 6.
6、22, 98 %, (NaOH) = 0,1 /3.6.24 (H2SO4) 93,6 %95,6 % 4204,. . .6.25 (1/2 H2S4)=5/3 4204, . . .6.26 (Cl) 35 % 3118,. . .6.27 (4,4- 3,3-(4-) , 20144) 4919.1.6.28 ( 25) 96 % 51652.6.29 5/3 6709.6.30 12026, .6.31 : 8092-94 8094-94 0019:1998; 7018-93 7020-93 0026:19980,1;0,51,0/3 - c177 1%.6.32 () - (25)(
7、2) ( 1) ( 5).6.33 -11000 25336.6.34 28498 0 100 1 . , -.3 5465020117 7.1 28168, 17.4.3.01.7.2 - - , - , 30 . , 2 . ( , ). (- ) , . .7.3 , ., , , ,-, 1 . (10,0 c177 0,1) ,(1,0 c177 0,1) .8 8.1 1 3 (Cl) = 0,2 /3 1 3 16 3 , , ( 500 3). - 1 3 , . , 5 3- 250 3, 50 3 2 0,1 /3 6.23 - , 1 . ,/3, x =cVVc2151,(1) , /3;V , , 3;V1 , , 5 3. - 0,18 0,21 /3. 1 .8.2 8.2.1 (6,0 c177 0,1) 6.17 200 3 ,(0,15 c177 0,01) 6.19 100 3- . . 500 3 =5/3 6.25, , 1 3. 1 .4 5465020118.2.2 (1,00 c177 0,01) 6.18 170 3 , 1 3 .
