Urea urea: aikace-aikace

Kowane lambu ƙoƙarin inganta ingancin su amfanin gona, ta yin amfani da dukan takin. Yau, mafi kowa ne carbamide (urea) dauke da kwayoyin kayan lambu da kuma ƙasa gina jiki Additives kazalika da nitrogen-arziki.

A kadan tarihi

Da farko urea gano a 1773 ta Faransa masanin kimiyya Hillaire Rouelle, amma kawai tun 1828 ya fara nuna synthetically. Tasiri nitrogen taki carbamide (urea) a cikin m siffar ƙunshi har zuwa 46% na nitrogen, narkar da a ruwa a PH daidaita da ba mai guba ga shuke-shuke da kuma ƙasa.

saki Form

Urea (carbamide) da aka samar a cikin siffofin daban-daban:

• A cikin hanyar kananan granules ta soke sannu a hankali a cikin ƙasa da kuma kare shi daga jikewa na nitrogen. Yana da sauki dame shi tare da wasu taki, ciki har da kwayoyin.
• The dogon nau'i na narkewa Allunan mai rufi da musamman membrane, kare daga m rushe a cikin ƙasa, wanda ya hana da amfanin gona daga ƙasa, kuma nitration.

Carbamide: aikace-aikace

Field gwajen nuna cewa yin amfani da urea a matsayin pre-shuka taki halatta daidai a kan duk iri kasa da kuma karkashin kowane irin amfanin gona. Lokacin da wannan wasan kwaikwayon ba na baya nufin na ammonium nitrate da kuma ammonium sulfate, da kuma wani lokacin, misali, sod-podsolic kasa da isasshen danshi da kuma noman serozem, samar da wani aukaka dankalin turawa, amfanin gona da kuma kayan lambu amfanin gona. Amfani da shi azaman saman miya domin hunturu amfanin gona a farkon spring, kuma domin jere amfanin gona da kuma kayan lambu nan da nan seeding su hana nitrogen asarar da danshin da ammonia kafa a lokacin bazuwar na gargajiya. Domin foliar shuke-shuke da shawarar crystalline bambance-bambancen biuret abun ciki zuwa 0.2-0.3%.

abũbuwan amfãni

Wannan nitrogen taki yana da abũbuwan amfãni a kan sauran takin. Urea (carbamide) yana da kyau tunawa al'adu, da kuma a babban taro (1% bayani) ya kashe shuka da kuma bai ƙone ba da ganye. Lokacin da fadada da ake tunawa da leaf Kwayoyin kamar yadda dukan kwayoyin, kuma za a iya tunawa da bazuwar karkashin mataki na enzyme urease ko ammonia ta samar da wata diamino madauki rikirkida nitrogenous abubuwa. Duk da haka, wani wuce haddi na free ammonia a cikin tushen sashi slows germination da sprouting, don haka kana bukatar ka zama sosai m a yin a urea da ƙasa a shuka, ko a ko'ina rarraba shi.

shawarwari

Kafin Bugu da kari na urea da ƙasa sosai shawarar zuwa Mix shi da sauran Additives ko da bushe yashi. Lokacin amfani da daidai, granular urea (carbamide) ne mai kyau da nitrogen taki. Duk wannan shi ne godiya ga mai kyau jiki Properties, kazalika da babban abun ciki na nitrogen a cikin abun da ke ciki. Tunda yana yiwuwa a yi amfani a kowane ƙasa, kuma shi yana da kyau sakamako a kan amfanin gona girma, bukatar wannan duniya taki tsiro tare da kowace kakar, kuma a sakamakon, da samar da ƙaruwa.