共 50 条
- [1] REPORT ON PHOSPHORUS IN FERTILIZERS .1. PREPARATION OF SOLUTION OF SAMPLE FOR TOTAL PHOSPHORUS DETERMINATIONJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1956, 39 (03): : 562 - 579JACOB, KDHOFFMAN, WM
- [2] REPORT ON PHOSPHORUS IN FERTILIZERS - PHOTOMETRIC DETERMINATION OF TOTAL PHOSPHORUSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1958, 41 (03): : 517 - 524BRABSON, JADUNN, RLEPPS, EAHOFFMAN, WMJACOB, KD
- [3] REPORT ON PHOSPHORUS IN FERTILIZERS .2. PHOTOMETRIC DETERMINATION OF TOTAL PHOSPHORUSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1956, 39 (03): : 579 - 589EPPS, EAHOFFMAN, WMJACOB, KD
- [4] REPORT ON PHOSPHORUS IN FERTILIZERS .1. PHOTOMETRIC DETERMINATION OF WATER-SOLUBLE AND CITRATE-INSOLUBLE PHOSPHORUSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1959, 42 (03): : 503 - 507BRABSON, JAJACOB, KDWILHIDE, WDHOFFMAN, WM
- [5] REPORT ON PHOSPHORUS IN FERTILIZERS .2. PHOTOMETRIC DETERMINATION OF PHOSPHORUSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1957, 40 (03): : 700 - 711EPPS, EAJACOB, KD
- [6] PHOTOMETRIC DETERMINATION OF TOTAL PHOSPHORUS IN FEEDING STUFFS AND FERTILIZERSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1955, 38 (04): : 898 - 903RICKEY, GFAVENS, AW
- [7] PHOSPHORUS IN FERTILIZERS - DIRECT DETERMINATION OF AVAILABLE PHOSPHORUSJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1960, 43 (03): : 478 - 498JACOB, KDHOFFMAN, WM
- [8] REPORT ON PHOSPHORUS IN FERTILIZERS .2. DIRECT DETERMINATION OF AVAILABLE PHOSPHORUS BY THE VOLUMETRIC METHODJOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1959, 42 (03): : 508 - 511HOFFMAN, WMJACOB, KD
- [9] VOLUMETRIC DETERMINATION OF PHOSPHORUS IN FERTILIZERSZAVODSKAYA LABORATORIYA, 1973, (07): : 799 - 800PLESKACH, LICHIRKOVA, GD
- [10] PREPARATION OF HIGH PURITY PHOSPHORUS .1. PURIFICATION OF PHOSPHORUS OXYCHLORIDEKOG KAGAKU ZASSHI, 1970, 73 (05): : 883 - &NAKANE, MMIYAKE, YICHIYANA.HFUJIWARA, K