Dangane da martanin nau'in ciyawa ga yanayin yanayi, musamman zafin jiki, nau'in ciyawa mai narkewa ne ya kasu kashi-nau'i da nau'in ciyawa mai sanyi. Yawan zazzabi mai kyau na ci gaban Tushen Ciwashi mai sanyi (kewayawar ƙasa) shine digiri na 10-18 digiri na ganye da girma ganye (kewayon iska) shine digiri na yau da kullun (kewayon iska) shine digiri na yau da kullun (kewayon iska) shine digiri na yau da kullun. Don ciyawar mai zafi, mafi kyau da mafi kyau duka zafin jiki na tushen shine 25-29 Digiri Celsius, kuma kewayon iska ne Celsius.
Ciyawar conce conce: Mafi yawan lokacin ci gaban ciyawa ana mai da hankali a cikin lokacin da mai sanyaya na shekara, hunturu da bazara; A arewa a cikin bazara da kaka. Ciyawar sanyi-kayo sun hada da: lanƙwasa, bluegrass, hatsin da Fessie
Ciyawar dumi-ciyawar ciyawa: Lokacin girbi na ciyawar dumi-ciyawar an mai da hankali a cikin watanni na zafi na shekara, wanda ya more bazara, bazara da farkon kaka. Ciyawar dumama sun hada da ciyawar Bermuda, Zoysia da Seashore Panpalum. Ciyawar dumi-ciyawar a cikin filin wasan golf yawanci ana tursasa shi da ciyawar sanyi don kiyaye launinta a cikin hunturu. Hatsin rai da wasu nau'ikan ciyawar farko sune zaɓuɓɓuka.
Grassar ciyawar farko: ciyawa da ta farko da aka yi amfani da itaGolf DarussanDukansu ciyawa masu dattawa ne a shafin, kuma ciyawa da aka fara dasa shuki a cikin Golf Stores shima ciyawa na gida. Kafin 1930s, darussan wasan golf a arewacin kasar sun yi amfani da ciyawa a matsayin ciyawar Golf. Mixed lant dauke da 80% mulkin mallaka lett, 10% velvet lank da kadan creeping lant. A cikin New England, an yi amfani da karammisji don ganye. Wadannan ciyawar tsaba su ne mahaifiyar tsirrai na golf Coast Namal Namal.
A cikin 1916, masu kimiyya da yawa daga Ma'aikatar Noma ta Amurka (Usda) ta kafa wani tsari da ake kira Garden, wanda aka sadaukar don kimantawa da kuma kiwo ciyawar ciyawa a dace. A shekarar 1921, sun fara hadin kan kasuwanci tare da USDA don tabbatar da Golf kungiyar Golf kungiyar ta Amurka (Usga) don fadada bincike akan tsaba. Suna neman ciyayi tare da kyakkyawan aiki daga ko'ina cikin wurin, kamar kyakkyawan yanayin rubutu, da kuma dasa su a cikin gandun daji na Arlington Lawn lambu. A Amurka ta yi amfani da harafin C don lambar su don namo. A shekarar 1927, Ma'aikatar Noma ta Amurka ta sanar da cewa sun kirkiro mafi kyawun ciyawa mai kyau - creeping last ciyawa. Yin amfani da wannan fasahar haifuwa na yau da kullun, an rufe shi da yawa ganye tare da riguna na kore, amma saboda ana inganta shi, cututtukan cuta da kwari da kwari ba za a iya inganta su ba.
Seeding lett ciyawar farko: Masana kimiyya sun fara yin karatu a Pennsylvania a cikin 1940 don kokarin neman seedim da tsayayye seed ciyawa. Bayan shekaru 9 na aiki tuƙuru, sai su horar da ciyawa mai lanƙwasa ciyawa da ake kira Penncross, wanda aka ƙaddamar a 1954 kuma ya fara maye gurbin ciyawar da ta gabata. Kafin shekarun 1990s, Penncross shine mafi mashahuri ciyawar kore. Kodayake an ƙaddamar da sabbin iri, har yanzu ana amfani da Pennoss da yawa a yau.
Binciken iri na Pennsylvania har yanzu yana ci gaba. A karkashin jagorancin Dr. Joe Duwick, an gabatar da Penninks a 1978 kuma an fara gabatar da Pennkinks a 1986 zuwa 1990 zuwa 1990, da binciken da ya fi maida hankali ne kan karantowar zafi mai karfin gwiwa don fadada karbuwa. Ta hanyar bincike a Texas ta Usga, sabon nau'in bunƙasa Cato da CTASHA sun ƙaddamar. A lokaci guda, binciken Pennsylvania Joe ya mai da hankali kan yadda ake inganta haƙuri bent morying. Oƙarinsa ya haifar da ƙaddamar da tanƙwara da g. Sauran Kamfanonin tumyir na ciyawar suma sun ƙaddamar da kyawawan nau'ikan kamar su: SR1020, L-93, Lissafin BREGGASS da sauran cuta da yawa, suna mai da hankali Namo na amfrayo don sauƙaƙe zabin samfuran iri daban-daban ta kamfanoni daban-daban, ciki har da:
Ciyawa-Kashe: Ciyawar Bermuda ya dace da wuraren shakatawa, yankuna masu lalacewa na duniya; A cikin yanayin yanayi na yau da kullun na Amurka, ana amfani da Zoysia a kan falala, amma ana amfani dashi a Japan, Korea da China; Buffalo ciyawar, wata ciyawa ta asali na manyan filayen Arewacin Amurka, ta dace da ciyawa mai tsawo a cikin SEMI-, Semi-Arid da mangsi; Seashore Panpalum, ciyawar gishiri mai gishiri, ta dace da yankuna masu zafi da kuma ingantattun iri, da ingantattun iri don ciyawar don terraces,ganye da kyau.
Ciyawar Bermuda da ciyawa: Mafi yawan ruwan Bermuda da aka fi yaduwa da ciyawar farko. A shekarar 1924, Amurka ta ƙaddamar da Birga, kuma a cikin 1938, U3. Daga baya, lokacin da babban golfer Bobby Jones ya tafi Masar don buga wasan golf, ya kawo baya ya gabatar da sabon ciyawa na Bermuda daga Masar, Ugandagrass. Kafin shekarar 1950, an sami waɗannan jerin Bermuda kawai waɗanda za a zaɓa. A cikin shekarun 1950s da 1960, ciyawar bermuda ta zama babban ciyawar wasan golf. A shekarun 1940s, masanin kimiyya daga Ma'aikatar Harkokin Noma na Amurka, Glen Burton, da gangan gano wasu masu yawa, gajere, ciyawa mai inganci a cikin abincinsa a garin Tifton, Georgia. Bayan hyridization, ya ƙaddamar da Tifton 57 (Tiflawn) a cikin 1957. Wannan ciyawa ta dace sosai ga dasa shuki amma ba a kan ganye ba saboda yana girma da sauri. Don haka BUTON ya ci gaba da yin karatu kuma ya koyi cewa wani masanin masanin iliminsa ya wulakanta Tifon 57 tare da Tushen kare na gida a Afirka. Bayan da aka yi wahayi, ya ba da shawarar kuma ya sami tushen kare da yawa na gida a cikin darussan wasan golf na kudu. Bayan ɗaruruwan mawuyacin hali, Burton ta harba Tifton 127 (Tiffine), Tifton 328 (Tifgreen) da Tifon 419 (Tifway). Wani masanin ilimin Bermuda (wani masanin kimiyyar ta hanyar wani masanin kimiyya ne ta wani zabin kwayoyin na yanzu, amma Burton ya yi rajista a cikin 1955.
Har wa yau, Tifton har yanzu shine cibiyar da ba ta da iko ga shaidar Bermuda. A cikin 'yan shekarun nan, wani masanin kimiyya, Hanna, har yanzu tana gudanar da bincike a garin Tifton. Ya ƙaddamar da ciyawa da tifsport, duka biyu suna da tsire-tsire na tsire-tsire daga China.
Lokaci: Dec-09-2024