Samuwar, Sakandare da kuma makarantu
Tsire-tsire iri guda ba: siffofin da kuma ban sha'awa facts
Shuke-shuke da cewa su ne 'yan daban-daban jinsosin - namiji da mace - shi ne iri guda ba shuke-shuke. Misalan irin shuke-shuke - nettle, poplar, Mulberry (Mulberry), bishiyar asparagus, alayyafo, Willow, hemp, pistachio, Podocarpus da sauransu. Amma wannan ba irga.
Kuma duk da tsire-tsire masu iri guda ba furanni, amma wasu za su zama "namiji" furanni, yayin da wasu - "mace". Domin irin wannan nau'in na Flora hali na baibayin. Monoecious da kuma iri guda ba shuke-shuke da suka sãɓã wa jũna a cewa tsohon da "namiji" da "mace" furanni a kan daya shuka.
Pollination na iri guda ba shuke-shuke
Iri guda ba shuka daga ra'ayi juyin ci gaba suna dauke su more m. Su ba su iya kai-pollination, kuma wannan al'amari na taimaka wa jinsi.
Ga wasu 'ya'yan itatuwa yana da muhimmanci da biyu mata da maza. A kan aiwatar da hadi, da kuma samar da tsaba da 'ya'yan itatuwa tychinkovyh pollen na namiji furanni dauki kan illolin mata. Kawai a cikin wannan hali zai iya samun 'ya'yan itacen. Amma wannan ba ya nufin cewa kowane "mace" shuke-shuke da bukatar da daya itace akasin jima'i.
Daya wakilin namiji jinsi za a iya amfani da pollination da dama mace shuke-shuke. The m yawan dabam dangane da irin shuka. Alal misali, domin hadi na wani dukan ɗan kurmi na dabino dasa 'yan derevev- "namiji". Daya namiji itace na kwanan dabino isa ya pollinate 40-50 itatuwa da akasin jima'i. Sau da yawa, domin tabbatar da nasara pollination a kan mace itatuwa suna grafted namiji reshen itace.
Da bambance-bambance tsakanin jinsosin daga cikin wannan jinsin
Sau da yawa sosai farko wuya domin sanin abin da nasa ne da shuka gida. Amma shi daina zama wani asiri lõkacin da ta je farko girbi - 'ya'yan itatuwa zai zama a kan mace. A lokaci guda wani m bambanci na tsarin namiji da mace furanni. Namiji yana da kadan da suka ci gaba, ko wani stigma, alhãli kuwa a cikin mace flower stamens iya bace. Stamens a mace furanni suna kusan ba nuna pollen, yayin da namiji stamens na furanni profusely cike da gidajen gona da shi.
The m aikace-aikace na ilimi na iri guda ba shuke-shuke
Ga m dalilai, yana da muhimmanci ba kawai sanin abin da tsire-tsire masu iri guda ba, amma kuma cikin ikon rarrabe jima'i da wannan nau'in. Alal misali, idan wani ɓangare yana da wani Mulberry itacen da ba ya 'ya'ya, shi ne wata ila, shi ne namiji itace. Kuma su ji dadin wani dadi da lafiya berries, kana bukatar ka saka biyu a gare shi - mace itace. Ko a kalla domin qarfafa da mace reshe na itace. Conversely, da mace reshe na bishiyar domin qarfafa namiji.
A tsire-tsire masu iri guda ba, musamman, da wakilan da namiji, samar da babbar yawa pollen. Wannan al'amari ne mai sauqi qwarai da kuma ma'ana bayani na mace itace ba zai iya zama a kusa, haka hirtsinta ya kasance mai yawa, don haka abin da ya isa ga wurinta. Male itatuwa samar da karin pollen, barbashi shi ne mai haske da kuma mai siffar da ta sa shi sauki "surf" a kan iska igiyoyin.
'Ya'yan ɓaure - musamman iri guda ba shuka
'Ya'yan ɓaure, da ake kira ko da itacen ɓaure, ko ɓaure - daya daga cikin mafi ban sha'awa wakilan iri guda ba. An dauke da mafi tsufa horar da shuke-shuke. The ambaci itacen ɓaure ne, ko da a cikin Littafi Mai Tsarki.
The itacen ɓaure ba ya bambanta da kyau blooms - furanni da ɓaure ne kananan da kuma inconspicuous. Amma wannan hasara da aka cika da m da kuma zuma ku dandana 'ya'yan itatuwa. Duk da haka, kawai mace shuke-shuke da 'ya'ya. Saboda haka, girma daga cikin tsaba daga cikin itacen ɓaure, zai iya zama, kamar yadda suka faɗa, komai harsashi, da cewa shi ne, namiji itace. Amma ba tare da shi a can za su kasance 'ya'yan itatuwa da mace itatuwa.
Pollination 'ya'yan ɓaure - shi ne mai matukar ban sha'awa topic for raba binciken. Gaskiyar cewa fig furanni suna pollinated kawai ta wasps blastofagi. Wingless namiji wasps jiran mace a ciki da namiji flower. The hadu mace-blastofaga tattara pollen a jikinsa namiji flower, da samun fita daga gare ta, da kuma neman sabon namiji inflorescences kawo pollen ga mace furanni.
ban sha'awa facts
Masana kimiyya sun gano cewa mutum kiwon lafiya, yiwuwa ga allergies, iri guda ba tsire-tsire ne mai hadarin gaske. Daga cikin su akwai fiye da na kowa allergenic shuke-shuke. Kuma waɗanda suka yi tsirfar da suna daga cikin karfi allergens ne ma iri guda ba. Amma, da zabar shuke-gyara shimfidar wuri, ba za ka iya ba up on iri guda ba shuka, kawai bukatar ba, baicin mãtã - ba su nuna irin wannan yawa na pollen, maza yana nufin ƙasa da tasiri a kan mutum.
A karkashin wani m yanayi iri guda ba shuke-shuke, kamar hemp, iya juya a cikin wani monoecious. A lokaci guda a kan wannan shuka zai ƙunshi namiji da mace furanni.
A zamanin da, yadu amfani da sanin abin da iri guda ba shuke-shuke. Misalin wannan za a iya samu ko da a cikin tarihi na soja adawa. Alal misali, sojojin a lokacin hare-hare a kan kasashen waje asashe halakar da maza a cikin dabino Ashtarot - shi ne sauƙin fiye da gaba daya sare duk sarari, amma tabbatar da cewa babu amfanin gona da kuma haifar da gagarumin tattalin arziki da asarar zuwa jihar.
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