
prithvi samagri

prithvi kii samagri mein khanij, chattaanen, mitty aur paani shamil hain. yeye prithvi parr paae jaane vaale praakritik roop seey paae jaane vaale padaarth hain joe kachche maal kaa gathan karate hain jinn parr hamara vaishvik samaaj maujood haye. prithvi samagri mahatvapurna sansaadhan hain joe jeevan, krishi aur udyog key liye buniyaadi ghatak pradaan karate hain.
paribhaashaaen.
sthaaniya roop seey upalabdh samagri kaa prakaar nishchit roop seey nirmaan sthal key kshetra kii sthitiyon key aadhar parr bhinn hoga. neeche joe samajhaaya gayaa haye usa parr vichaar karein.
kaee kshetron mein, sthaaniya kshetra seey swadeshi patthar upalabdh hain, jaise choona patthar, sangamarmar, grenite aur balua patthar. ise khadanon mein kaataa jaa sakata haye yaa jameen kii satah (jhanda aur kshetra patthar) seey hataaya jaa sakata haye. aadarsh roop seey, nirmaan sthal seey patthar kaa upayog kiya jaa sakata haye. patthar key prakaar key aadhar parr, iska upayog sanrachanaatmak khand, mukh khand, pavers aur kuchale hue patthar key liye kiya jaa sakata haye.
adhikansh eent key paudhe mitty key srot key paas sthit hain jinka upayog way eent banaane key liye karate hain. eenton koo mitty key tukadon mein dhaal curr pakaaya jaataa haye. eent utpaad kaee roopon mein aatey hain, jinamen sanrachanaatmak eent, chehare kii eent, chhat kii tyle, sanrachanaatmak tyle, pakki eent aur farsh kii tyle shamil hain.
caliche ack naram choona patthar kii samagri haye jiska khanan calcium-carbonate mitty aur choona patthar kii chattan vaale kshetron seey kiya jaataa haye. ise sadak parr bichhaane kii samagri key roop mein jaanaa jaataa haye, lekin ise ack binaa bijli key nirmaan khand mein sansaadhit kiya jaa sakata haye, jise cement jaise yojak key saath sthir kiya jaa sakata haye. prithvi kii anya samagriyon mein mitty key khand shamil hain joe aamtaur parr cement yojak key saath sthir hotey hain aur roopon yaa sampeedan key saath utpaadit hotey hain.
georger mitty mein nama, retili mitty yaa sthir mitty seey bunny deevaaren hoti hain, jinhen kaam key roop mein taiyar kiya jaataa haye. deevaaren cumm seey cumm 12 inch motee hoti hain. mitty mein lagbhag 30 pratishat mitty aur 70 pratishat rait honey chaahiye.
vichaar.
sthaaniya roop seey upalabdh aur swadeshi prithvi samagri key upayog key sthirata key mamle mein kaee faayade hain. way hainh
parivahan seey sambandhit oorjaa laagat mein kamee.
parivahan laagat mein kamee key kaaran samagri laagat mein kamee, vishesh roop seey achchi tarah seey sthaapit udyogon key liye.
sthaaniya vyavsaayon aur sansaadhan aadharon kaa samarthan.
yeh sunishchit karane key liye dhyaan rakhaa jaanaa chaahiye kii gair-navikaraniya prithvi samagri adhik naa nikali jaae. apane sansadhanon kaa kushalata seey upayog karate hue kshetra key bheetar paaristhitik santulan banaae rakhane kii aavashyakta haye. kaee sthaaniya aapurtikarta una samagriyon koo leey jaate hain jinhen kshetra seey baahar seey bheja gayaa haye, isaliye sthaaniya roop seey utpaadit/utkhanan samagri key liye poochhana mahatvapurna haye.
eent aur patthar donon kii samagri saundarya kii drishti seey sukhad, tikaau aur cumm rakharkhaav vaali hoti haye. baahari divaaron kaa mausam achchha rahata haye, jisase lagaatar refining aur sealing kii aavashyakta samaapt hoe jaati haye. eent aur patthar kaa aantarik upayog bhee utkrisht taapiya dravyamaan pradaan curr sakata haye, yaa vikiran garmi pradaan karane key liye upayog kiya jaa sakata haye. kuchh patthar aur eent ack aadarsh farsh yaa baahari pakki samagri banaate hain, garmiyon mein thandaa hotey hain aur nishkriya saur taap key liye achche taapiya guna rakhate hain. oopar ullikhit patthar aur eent key samaan anuprayogon key liye caliche block kaa utpaadan kiya gayaa haye. caliche yaa prithvi samagri khand mein vishesh sanrachanaatmak aur parishkaran visheshataaen hoti hain.
divaaron mein upayog key liye aksar ryamd arth parr vichaar kiya jaataa haye, halanki iska upayog farsh key liye bhee kiya jaa sakata haye. dhalai hui mitty aur kalich block kaa upayog sanrachanaatmak divaaron key liye kiya jaa sakata haye, aur cumm moort oorjaa key saath cumm laagat vaale samagri vikalpon key roop mein badee kshamata pradaan kartaa haye. isake alawa, aisee samagri agnirodhak hain.
caliche block aur rammed arth kaa utpaadan site parr kiya jaa sakata haye. nirmaan samagri key upayog key liye mitty kaa pareekshan karna bahut mahatvapurna haye. kuchh mitty, jaise atyadhik vistrit yaa bentonite mitty, sanrachanaatmak upayog key liye upayukt naheen hain. sanrachanaatmak upayog aur baithak code key liye samagri upayuktata nirdhaarit karane key liye adhikansh kshetron mein pareekshan prayogshaalaaen upalabdh hain.
paaramparik edob nirmaan key liye mitty kuchh kshetron mein naheen paaee jaati haye, lekin prithvi nirmaan key liye anya mitty vikalp upalabdh hain. kaee kshetron mein ramming key liye upayukt mitty kaa uchch pratishat haye.
(america key anusaar austin, texas kshetra mein aadhikarik kshetra lagbhag 19,610 ekad hain. krishi vibhaag).
caliche kaee kshetron mein bhee prachur matra mein paaya jaataa haye (udaaharan key liye austin bhaugolik kshetra key 14 pratishat koo cover kartaa haye) aur sthaaniya roop seey aasaani seey upalabdh haye.

