Binciken Polysulphate daga Dr. Carl Rosen yana nuna karuwa a cikin jimlar DA yawan amfanin ƙasa idan aka kwatanta da daidaitaccen aikin noma.
Duk da muhimmiyar rawar da yake takawa a cikin ingantaccen aikin amfanin gona, sulfur ba koyaushe yana samun kulawar da ya dace ba, sau da yawa mafi mashahuri kuma sanannun amfanin amfanin gona yana haɓaka abubuwan gina jiki, nitrogen, phosphorus, da potassium. Shekaru da yawa, ƙarancin sulfur ba shine babban abin damuwa ga yawancin masu noman dankalin turawa ba. A baya, ma'adinan kwayoyin halitta da kuma yawan hayakin sulfur sun ba da fiye da isa don biyan bukatun amfanin gona. A cikin shekaru 30 da suka gabata, tare da ƙaddamar da Dokar Tsabtace Iska, hayaƙin sulfur ya ragu sosai da samun iskar sulfur a Arewacin Amurka. Gaskiyar ita ce, tare da N, P, da K, sulfur shine sinadari mai ƙarfi, kuma ƙayyadaddun abu a cikin amfanin amfanin gona da inganci. To, a ina wannan ya bar mai noman yau?
Sulfur na iya samun tasiri mai mahimmanci akan ingancin tuber da yawa. Duk da ƙarancin sulfur na dankalin turawa idan aka kwatanta da iri mai ko brassicas, fahimtarmu game da amfanin ƙasa ya samo asali, tare da fahimtar dalilin da yasa sulfur zai iya tasiri kai tsaye ROI.
Sulfur yana da mahimmanci ga dankali?
Sulfur shine muhimmin tubalin gina jiki ga sunadarai. Da ake buƙata don haɗin amino acid kuma wajibi ne don ingantaccen amfani da nitrogen, sulfur na iya yin tasiri ga ci gaban tuber, tsarar carbohydrate, juriya da cututtuka, da samar da chlorophyll. Bincike ya nuna cewa musamman nauyi, busassun kwayoyin halitta, sukari da abun ciki na sitaci, da girman tuber duk suna da tasiri sosai ta sulfur.
Tun da ƙarancin sulfur, a kowane mataki, na iya haifar da raguwar yawan amfanin ƙasa, ana buƙatar ci gaba da samar da sulfur - daga fitowar zuwa girma - don amfanin gona mai lafiya da riba. Yana da mahimmanci ga amfanin gona su sami damar samun damar sulfur da suke buƙata, lokacin da suka fi buƙata.
Polysulphate (0-0-14-19.2S-12.2Ca-3.6Mg) an samo shi daga polyhalite (wani ma'adinan da ke faruwa ta halitta wanda ICL ke hakowa ta musamman). Wannan takin mai gina jiki da yawa shine tushen tushen sulfate mai ƙarancin chloride mai narkewa na potassium, magnesium da alli.
Siffar daɗaɗɗen-saki na Polysulphate yana nufin cewa mahimman abubuwan gina jiki guda huɗu (S 19.2%, K 14%, Mg 3.6%, Ca 12.2%) waɗanda ke cikin kowane granule za su kasance ga dankali a lokacin buƙatu kololuwa, daga ci gaban ciyayi zuwa girma. tuber maturation - taka muhimmiyar rawa a duka yawan amfanin ƙasa da inganci.
Calcium a cikin taki yana rinjayar sinadarai na ƙasa da kuma ingancin halayen dankalin turawa. A cikin nau'ikan ƙasa ko a cikin tsarin noman ban ruwa inda ingancin ruwa zai iya zama ƙalubale, ƙari na calcium a cikin ƙasa na iya ba da gudummawa ga gyaran gishiri da aka tara. Tare da ƙarancin chloride, ƙarancin salinity index, tsaka tsaki pH, kuma babu wani sakamako na liming, bincike ya tabbatar da sakamako a cikin nau'ikan ƙasa iri-iri, yana mai da Polysulphate ingantaccen maganin abinci mai gina jiki. Ana amfani dashi azaman tsire-tsire, a lokacin dasawa ko lokacin tudu, Polysulphate kuma ana iya haɗa shi tare da SOP ko MOP don ƙarin tushen saurin sakin K. Muna ba da shawarar yin magana da masanin aikin gona ko tuntuɓar wani a cikin ƙungiyarmu don ƙarin koyo game da aikace-aikacen. rates da kuma mafi kyau yi jagororin.
A matsayin wani ɗorewar maganin sulfur mai ɗorewa wanda ke rage abubuwan shigarwa da haɓaka ROI, Polysulphate sabon zaɓi ne ga masu noman yau. ICL tana alfaharin bayar da Polysulphate ga hanyar sadarwar dillalai da dillalan dillalai a zaman wani ɓangare na ci gaban aikinsu na abinci mai gina jiki (ƙari: icl-sf.com/us-en ).
Akwai manyan nau'ikan takin sulfur guda uku.
- Sulfate-sulfur takin mai magani yana dauke da sulfur a hade tare da sauran abubuwan gina jiki, kamar nitrogen ko potassium. Ana samun taki a shirye don shuka amfanin gona kuma takin sulphate-sulfur yana narkewa da sauri. Mafi yawan takin sulphate-sulphur da ake sayarwa a Saskatchewan shine ammonium sulfate granular (20-0-0-24, 21-0-0-24, 19-2-0-22).
- Ammonium sulfate za a iya haɗa shi da sauran takin mai magani, amma ya kamata a kula don tabbatar da yanayin jiki na ammonium sulfate zai ba da damar gauraya ta kasance iri ɗaya.
- Salatin sulusin (0-0-50-18 da sauran nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan iri) ana samun su kuma sun dace da kayan lambu irin su alfalfa,inda ana buƙatar potassium da sulfur duka amma ba nitrogen ba.
akwai sauran kayayyakin taki mai dauke da wasu sulphate-sulfur, ko dai a cikin gauraya ko a cikin samfurin da aka ƙera.
Sulfur na halitta baya tasiri nan da nan ga ƙasa mai ƙarancin sulfur, amma yana iya zama wani yanki mai fa'ida na tsarin kula da takin sulfur na dogon lokaci don ƙasa mai ƙarancin sulfur da ake samu.
- Elemental sulfur takin mai magani (0-0-0-90 zuwa 99) granular ne, tare da kashi 90 zuwa 99 na sulfur a sigar farko. Ba za a iya amfani da sulfur na elemental da tsire-tsire kai tsaye ba. Dole ne a fara canza shi zuwa sulfate-sulfur (SO4-2 -S) ta kwayoyin halitta.
Taki dauke da sulfur kamar thiosulphate, kamar ruwa ammonium thiosulphate (12-0-0-26) da 15-0-0-20 dole ne su zama oxidized da microbes a cikin ƙasa zuwa sulphate form. Koyaya, iskar shaka yana da sauri kuma ana iya amfani da ƙimar ammonium thiosulphate a shekara ana buƙatar sulfate-sulphur. Ana iya shafa taki kafin, lokacin ko bayan shuka. Koyaya, idan aka yi amfani da shi azaman foliar ko dribble band zuwa amfanin gona, hulɗa kai tsaye da ganyen shuka na iya haifar da ƙonewa ganye. Bi umarnin masana'anta don haɗawa.
Taki na dabba na iya samar da sulfur tare da sauran kayan abinci na shuka, amma abun ciki na sulfur da ma'auni tare da sauran abubuwan gina jiki yana canzawa kuma ya kamata a ƙayyade ta hanyar nazarin taki tare da gwajin ƙasa don ƙayyade bukatun dangi. Misali, wasu taki na alade suna da ƙarancin abun ciki na sulfur da ake samu dangane da nitrogen, kuma an lura da martanin amfanin gona ga ƙarin takin sulfur akan ƙasan da ake taki a cikin gwaji na filin da ake samun ƙarancin sulfur.
Aiwatar da babban adadin takin sulfur zuwa ƙananan pH na ƙasa ba shi da tasiri sosai. Ana yin wannan al'ada galibi don ƙoƙarin samar da ƙarfe, zinc ko sauran abubuwan gina jiki don samun wadatar amfanin gonakin noma. Ƙara yawan adadin takin sulfur na iya ƙara yawan adadin gishiri mai narkewa (sulphates) a cikin ƙasa wanda ke haifar da matakan salinity ya karu. Ƙara yawan gishiri na ƙasa zai iya rage yawan amfanin gona mai mahimmanci.