
pedotransfer kaary

mrida vigyaan mein, pedotransfer kaary (pee. tii. aff.) mitty sarvekshanon seey praapt aankadon kaa upayog karke mitty key kuchh gunon key bhavishyasoochak kaary hain. 
pedotransfer function" shabd koo johann bauma ney "hamaare paas joe detta haye usey humm joe chaahte hain usamen anuvaadit karane" key roop mein gadhaa thaa. sabse aasaani seey upalabdh detta mitty key sarvekshan seey aataa haye, jaise kii kshetra aakriti vigyaan, mitty kii banaavat, sanrachana aur ph. pedotransfer kaary iss buniyaadi jaankaari koo anya adhik shramsadhya aur mahange nirdhaarit mitty key gunon key anumaanon mein anuvaadit karke moolya jodate hain. yeye kaary upalabdh mitty key aankadon aur una gunon key beach key antar koo bharate hain joe kissy vishesh model yaa gunavatta mulyankan key liye adhik upayogi yaa aavashyak hain. pedotransfer kaary vibhinn pratigaman vishleshan aur detta khanan takneekon kaa upayog karate hain taaki buniyaadi mitty key gunon koo maapane mein adhik kathin gunon key saath jodane vaale niyamon koo nikala jaa sakey.
halanki 1989 taka aupchaarik roop seey maanyata praapt naheen thee aur iska naam naheen rakhaa gayaa thaa, lekin pedotransfer function kii avadharana koo lambe samay seey mitty key gunon kaa anuman lagaane key liye lagu kiya gayaa haye jinhen nirdhaarit karna mushkil haye. kaee mrida vigyaan agencies key paas mitty key gunon koo maapane mein mushkil kaa anuman lagaane key liye apana (anaupchaarik) "angoothe kaa niyam" haye. shayed vishesh kathinaaee, maap kii laagat aur badey databases kii upalabdhata key kaaran, pee. tii. aff. key vikas mein sabse vyaapak shodh jall pratidhaaran vakr aur jall chaalakta key anuman key liye kiya gayaa haye.
itihas.
pahala pee. tii. aff. lyman briggs aur amclain (1907) key adhyayan seey aaya thaa. unhone wilting gunank kaa nirdhaaran kiya, jise mitty key pratishat jall samagri key roop mein paribhaashit kiya jaataa haye jaba usa mitty mein ugane vaale paudhon koo pahali baar ack wilt sthiti mein cumm curr diyaa jaataa haye jisase way mitty mein paani key atirikt lagbhag santript vatavaran mein thheek naheen hoe sakate hain, kann-aakar key kaary key roop menh
frank wehmeyer aur arther hendrickson (1927) dwara kshetra kshamata (aff. see.) aur sthaayi wilting point (peedbluepy) avadhaaranaon kii shuruat key saath, 1950-1980 avadhi key dauran shodh ney kann-aakar vitaran, bulk ghanatva aur javic padaarth kii samagri koo kshetra kshamata (aff. see.), sthaayi wilting point (peedbluepy), aur upalabdh jall kshamata (aeye. doubleu. see.) parr jall samagri key saath sahsambandhit karane kaa prayaas kiya. 
1960 key dashak mein vibhinn patron mein aff. see., peedbluepy aur aeye. doubleu. see. key anumaanon parr charcha kii gaee, vishesh roop seey salter aur williams (1965 aadi) dwara patron kii ack shrinkhala mein.). unhone banaavat vargon aur upalabdh jall kshamata key beach sambandhon kaa pataa lagaaya, jinhen abb varg pee. tii. aff. key roop mein jaanaa jaataa haye. unhone kann-aakar vitaran seey sambandhit karyon koo bhee vikasit kiya, jise abb nirantar pee. tii. aff. aiss. key roop mein jaanaa jaataa haye. unhone kahaa kii unake kaary 16 pratishat kii ausat sateekta key liye aeye. doubleu. see. kaa anuman lagaa sakate hain.
1970 key dashak mein badey databases kaa upayog karke adhik vyaapak shodh vikasit kiya gayaa thaa. ack vishesh roop seey achchha udaaharan holl aur anya dwara adhyayan haye. (1977) ingland aur wells mein mitty seey; unhone kshetra kshamata, sthaayi wilting point, upalabdh jall samagri, aur vayu kshamata koo banaavat varg key ack kaary key roop mein sthaapit kiya, aur saath hii inn mitty-jall gunon kaa anuman lagaane vaale nirantar karyon koo praapt kiya. sanyukt raajya america mein, gupta aur larson (1979) ney kann-aakar vitaran aur carbonic padaarth kii samagri seey sambandhit 12 karyon koo-4 key. pee. aeye. seey-1500 key. pee. aeye. taka kii kshamata parr vikasit kiya.
mitty key hydrolic gunon kaa varnan karane vaale model key falate-phoolate vikas aur mitty key paani aur ghulansheel parivahan key computer modeling key saath, inn model key liye input key roop mein hydrolic gunon kii aavashyakta adhik spasht hoe gaee. clap aur hornberger (1978) ney vibhinn banaavat vargon key liye ack shakti-kaary jall pratidhaaran vakr, soraptivity aur santript hydrolic chaalakta key maapdandon key liye ausat moolya praapt kiye. shayed apani tarah key pahale shodh mein, blueman (1977) ney kann-aakar vitaran key liye brook aur core hydrolic model key maapdandon seey sambandhit anubhavjanya sameekaran praapt kiye. 
germany seey jurgen lamp aind neeb (1981) ney pedofunction shabd kii shuruat kii, jabaki bauma aur vaine lannen (1986) ney sthanantaran kaary shabd kaa upayog kiya. mrida bhautiki aur kaee anya vishayon mein upayog kiye jaane vaale "sthanantaran kaary" shabd key saath bhram seey bachane key liye, johann bauma (1989) ney baad mein ise "pedotransfer kaary" kahaa. (ack vyaktigat upakhyan ney sanket diyaa kii wagoningen vishvavidyalaya key arnold bregt ney iss shabd kaa sujhaav diyaa).
taba seey, hydrolic pee. tii. aff. kaa vikas ack teji seey shodh kaa vishay bunn gayaa haye, pahale america aur europe, dakshin america, australia aur poori duniya mein. 
haalaanki adhikansh pee. tii. aff. koo mitty key hydrolic gunon kii bhavishyavani karane key liye vikasit kiya gayaa haye, way hydrolic gunon taka seemit naheen hain. mitty key bhautik, yaantrik, rasayanik aur javic gunon kaa anuman lagaane key liye pee. tii. aff. bhee vikasit kiye gaye hain.
software.
kaee upalabdh karyakram hain joe pedotransfer karyon kaa upayog karke mitty key hydrolic gunon koo nirdhaarit karane mein sahaayata karate hain, unamen seey hain -
mrida anuman pranali.
mcbretney aur anya. (2002) ney ack mitty anuman pranali, synfers kii avadharana pesh kii, jahan pedotransfer kaary mitty anuman injanon key liye gyaan niyam hain. ack mrida anuman pranali nishchitata (srot) key ack diye gaye star key saath maap letee haye aur taarkik roop seey judey pedotransfer karyon (aayojak) key madhyam seey detta koo soochit karati haye joe nyuntam ashuddhata (bhavishyavakta) key saath gyaat naheen haye.