Nurihoi kaliydor

Nurihoi kaliydor, moddahoi mineralii kaliydorro guyand. Aksari Nurihoi kaliydor dar ob hal meshavand. Manbai asosii Nurihoi kaliydor konhoi tabiii namakhoi kaliy meboshand. Holo khlo­rid, sulfat va nitrati kaliy va digar Nurihoi kaliyro dar sanoat niz hosil mekunand. Dar SSSR sanoati Nurihoi kaliydor soli 1929 badi kashfi konhoi namaki Urali Shimoli (Solikamsk, Berez- niki) ba vujud omad. Dar SSSR besh az 7944 hazor tonna Nurihoi kaliydor istehsol meku­nand.

Nurihoi kaliydorro odatan bo nurihoi fosfordor yo fosforu nitrogendor yakjoya istifoda mebarand. Pakhta, kar­toshka, sabzavot, lablabui qand, bekhmevahoi khuroki chorvo, tamoku, juvorimakka, lubiyoiho, galladona, alafhoi bisyorsola, inchunin gujummevaho ba kaliy sertalaband. Baroi dar 1 tonna hosili pakhtazor 30— 80 kilogramm/gektar kaliy zarur ast.

Har 1 sentner kaliy (KaO) hosili pakhtaro 1—2 sentner, lablabui qandro 30— 40 sentner, kartoshkaro 20—33 sentner, gallaro 2—5 sentner va gayra ziyod mekunad. Davomnokii tasiri Nurihoi kaliydor ba ziroat 3—4 sol ast.

Adabiyot: P ch yo l k i n V. U., Pochvenniy kaliy i kaliynie udobreniya, Moskva, 1966;. M a d r a i m o v I. I., Pakhtachilikda kaliyli ugitlarning tasiri. Toshkent, 1967; khamov m u a l l., Kaliynie udob­reniya v khlopkovodstve, Tashkent, 1972.