Phosphate Fertilizer Test

(1) Cov khoom lag luam: superphosphate, superphosphate, calcium magnesium phosphate fertilizer, monoammonium phosphate, diammonium phosphate, potassium dihydrogen phosphate, nitrophosphate, phosphate hmoov, citric acid soluble phosphate fertilizer, dej -soluble phosphate chiv, phosphate compound fertilizer lwm.

(2) Cov xwm txheej siv tau: kev lees txais cov khoom siv raw, kev tswj hwm kev tsim khoom, kev tshuaj xyuas cov khoom tiav, kev tshuaj xyuas kev siv tshuaj, kev tshuaj ntsuam xyuas av, kev saib xyuas kev lag luam, kev ntsuam xyuas ib puag ncig kev nyab xeeb, kev ntsuas kev txiav txim.

(1) Cov tsos mob thiab lub cev thiab tshuaj lom neeg
Cov tsos, xim, tsw, particle loj, noo noo, pH nqi, ceev, solubility, dawb acid, dawb noo noo, clumping, stability.

(2) Cov txiaj ntsig kev noj zaub mov zoo
Cov ntsiab lus phosphorus zoo, dej- cov ntsiab lus phosphorus soluble, citric acid soluble phosphorus cov ntsiab lus, tag nrho cov ntsiab lus phosphorus, thiab phosphorus nutrient siv efficiency.

(3) Secondary Cheebtsam thiab kab kawm
Cov ntsiab lus ntawm nitrogen, potassium, calcium, magnesium, sulfur, silicon, hlau, txhuas, manganese, zinc, boron, thiab lwm yam.

(4) txwv tsis pub muaj teeb meem
Cov hlau hnyav: lead, cadmium, mercury, arsenic, chromium
Cov khoom tsis zoo: fluoride, radioactive tshuaj, dawb acids, insoluble tshuaj, kab mob pathogenic.

(5) Lub cev ua haujlwm
Particle loj tis, bulk ntom, noo noo nqus, noo noo tsis kam, compressive zog, dispersibility.

(6) Fertilizer efficiency thiab daim ntawv thov kev ua tau zoo
Phosphorus tso tawm tus nqi, qoob loo nqus tus nqi, chiv efficiency lub sij hawm, av compatibility, thiab compatibility nrog lwm yam chiv.