yadda tsire-tsire suke girma

Wanda ya fi sha'awar ku mai yiwuwa ya taɓa yin mamaki yadda tsire-tsire suke girma Ta yaya zai yiwu ƙaramin tsiro ya ƙare ya girma bishiya mai tsayin mita da yawa? Kodayake amsar na iya zama mai sauƙi, akwai matakai da dalilai da yawa waɗanda ke tasiri wannan ci gaban shuka ya faru.

Domin ku iya fahimtar duk abin da yake nufi, za mu bayyana a cikin wannan labarin yadda tsire-tsire ke girma, yin sharhi akan duk matakai. Za mu yi magana game da haihuwarsu, matakan girma da abin da suke bukata don bunkasa.

Yaya ake haifuwar tsire-tsire?

Kafin bayyana yadda tsire-tsire suke girma, yana da mahimmanci a fahimci haihuwar su. An san wannan al'amari a matsayin germination. Yanayi tsari ne na halitta wanda iri ya ba da nau'i na rayuwa wanda farkon ƙanƙanta ne. Wannan sabon halitta ana kiransa seedling kuma yana ƙoƙarin girma zuwa girman da yake buƙata don rayuwa.

Amma bari mu dau mataki baya. Menene ainihin iri? To, game da sinadarin jima’i na haihuwa da ake samu bayan hadi, wanda wani lokaci ne da za mu tattauna nan gaba. Babban makasudin shine a dawwamar da nau'in shuka, amma kuma yana cika aikin tarwatsawa da haɓaka ta hanyar ninkawa. Don haka, tsarin haihuwa na shuka yana farawa lokacin da iri ya kasance a cikin matsakaicin matsakaici don girma. Ya kamata a ce da zarar an fara haihuwa, ko tsarin haifuwa, ba za a iya dakatar da shi ba ko kuma a sake shi ba tare da shukar da ake magana ba ta mutu.

Dangane da tsarin iri, cikinsa yana da gidaje endosperm. Wannan kashi yana ba da kuzarin da juyin halitta ke buƙata ga seedling. Don fara aikin dole ne a sha ruwa kuma a saki hormone da ake kira gibberelic acid. Abun da ke samuwa daga wannan tsari yana shiga cikin sel, wanda godiya ga shi zai iya fara samar da enzymes wanda manufarsa shine canza endosperm don canza shi zuwa glucose ko sukari, wanda zai zama tushen makamashi wanda tayin shuka zai buƙaci. Da zarar ganye na farko sun bayyana, shuka ya fara aiwatar da shi photosynthesis.

Yadda Tsire-tsire suke girma: matakai

Yanzu da muka san yadda aka haife su, bari mu ga yadda tsire-tsire suke girma. Kamar yadda muka riga muka ambata, idan yanayin yanayin da aka samo iri ya dace, yana ba da rai ga sabon shuka. Wannan tsari yana farawa tare da fashewar iri, yana haifar da tushen. Za a iya raba dukkan hanyoyin haihuwa da girma na tsire-tsire cikin sauƙi zuwa matakai daban-daban, waɗanda za mu tattauna a ƙasa don fahimtar yadda tsire-tsire suke girma.

pollination

A yawancin nau'ikan tsire-tsire dole ne a yi pollination don hadi ya faru. Wannan tsari yana farawa lokacin da pollen ya fado daga stamens na furen har sai ya kai ga abin kunya. samu a cikin pistil na daya ko wata flower. Abubuwan pollinating da ke jigilar pollen daga wannan shuka zuwa waccan sun bambanta sosai. Suna iya zama kwari, tsuntsaye ko ma iska. Idan kuna son ƙarin sani game da wannan tsari, Ina ba da shawarar ku duba labarinmu wanda ya bayyana menene pollination.

hadi

Yanzu bari mu ga menene hadi. Ita ce hanyar da haɗin gwiwar sel mace da namiji ke faruwa. Yana farawa lokacin da pollen ya isa ovary, wanda ke faruwa godiya ga tsarin pollination. A cikin haifuwar shuka, wannan ita ce hanya mafi yaduwa.

Labari mai dangantaka:

Menene hadi na shuke-shuke?

germination da ci gaba

A farkon girma iri, yana cikin yanayin barci. Da zarar tsarin germination, wanda muka yi tsokaci a farkon, ya ƙare, abin da muke kira seedling da farko ya fara. Don haka ta faru, da kuma wannan sabuwar halitta ta ci gaba da haɓakawa. kowane nau'in shuka zai buƙaci takamaiman yanayi daban-daban dangane da zafi, haske da zafin jiki. Wannan yana da mahimmanci ga duka tushen da harbi na farko.

Ta wannan hanyar, germination yana farawa da haɓaka amfrayo. Wannan da farko yana ciyar da abubuwan da aka adana a ciki. Da zarar ya fara fadada, gashin iri ya rushe. Don haka, ana iya raba ci gaban tsirrai zuwa matakai uku:

1. Hydration: A wannan mataki na farko na haifuwar shuka, iri na tattara danshi har sai da kwanonsa ya karye, wanda ya haifar da toho na farko. Saboda haka, tsari ne na asali.
2. Germination: Sannan germination yana faruwa. A cikin wannan mataki, canje-canjen da ake buƙata na rayuwa yana faruwa don haka seedling zai iya haɓaka daidai. A cikin waɗannan matakan, hydration yana raguwa sosai, sau da yawa ba ya barin komai.
3. Girma: A ƙarshe akwai haɓakar shuka. A wannan mataki tushen farko, ko radicle, ya bayyana. Godiya gare shi, shukar za ta iya sha na gina jiki da ruwa don girma da girma har sai ya kai girman da ake bukata don rayuwa.

Menene tsire-tsire suke buƙatar girma?

Daidai da mu, Tsire-tsire suna buƙatar abubuwa daban-daban don girma da haɓaka. Bari mu ga abin da suke:

• Haske: Yana daya daga cikin manyan hanyoyin samar da makamashinta. Wajibi ne don ci gabanta.
• Ruwa, carbon dioxide da salts ma'adinai: Waɗannan hanyoyin samar da makamashi sun zama dole domin ana iya fara aiwatar da hanyoyin anabolic iri-iri waɗanda aka ƙirƙiri abubuwan adanawa.
• Macronutrients: Suna da mahimmanci don samun damar aiwatar da organogenesis da morphogenesis daidai. Daga cikin su akwai phosphorus, potassium, nitrogen, magnesium, calcium da sulfur.
• Micronutrients: Ana buƙatar su don kammala wasu halayen enzymatic waɗanda ke taimakawa ayyuka na rayuwa. Boron, manganese, jan karfe, zinc da baƙin ƙarfe suna cikin wannan rukuni.

Godiya ga duk waɗannan abubuwan gina jiki da sauran abubuwan muhalli, kamar zafi da haske, tsire-tsire suna iya girma da haɓaka kuma, a ƙarshe, ci gaba da tsarin rayuwarsu.