Mene ne "sana'a" na hatsi a cikin al'ummar yanayin kasa: tsarin fasali na 'yan aji

Mene ne "sana'a" na hatsi a cikin al'ummar yanayin kasa? A cikin labarin, za mu yi kokarin la'akari da wannan batu daga ra'ayi na tsarin fasali da kuma Physiology Wakilai Monocotyledones aji.

Hatsi: shuke-shuke da herbaceous cover na duniya

Hatsin rai, sha'ir, alkama, masara ... Watakila, wannan jerin iya tafi a kan illa ma sha Allahu. Bayan duk hatsi da game da 10 dubu jinsunan. Su shuka-tushen kunsa, matakan da kuma natsuwa, kuma an samu a cikin savannas da pampas. Daga dukkan sauran 'yan aji Monocotyledons suna bambanta da musamman tattalin arziki muhimmanci da kuma fadi da rarraba yankin. Mene ne fasali na tsarin ƙyale su su kai irin muhimmancin?

Features na tsarin hatsi

The iyali na hatsi, ko bluegrass, kazalika da dukan monocots da daya cotyledon a cikin tayi, fibrous tushen tsarin, sauki mikakke ganye ba tare da petiole. Su mai tushe babu gefen ilimi masana'anta - cambium. Saboda haka, mafi yawan hatsi wakilta herbaceous siffofin. A rarrabe da wadannan tsire-tsire ne m kara cylindrical siffar, ya kira wani rauno. Hatsi a cikin al'ummar yanayin kasa yammacin sahara wani lokacin isa har zuwa 50 cm tsawo. A rake kullum ne wata katuwar, girma har zuwa 4-5 m. A furanni dukkan hatsi karami da kuma inconspicuous. Su perianth rage da kuma gabatar translucent fina-finan. Hatsi suna pollinated by iska. Kananan furanni suna ko da yaushe tattara a Inflorescence, kamar wuya kunne, COB, Sultan, tsintsiya, goga. A sakamakon su flowering kafa bushe indehiscent 'ya'yan caryopsis.

Mene ne "sana'a" na hatsi a cikin al'ummar yanayin kasa?

Yana da wuya su yi tunanin wani makiyaya wani makiyaya matakan ko riparian zone ba tare da hatsi. Kuma mafi m weeds ne ma wakilin wannan iyali. Mene ne "sana'a" na hatsi a cikin al'ummar yanayin kasa biogeocenosis data? Da farko, su ne maroki na ƙarin ruwa ga dukkan tsire-tsire. Wannan shi ne zai yiwu saboda da peculiarities na tsarin da tushen tsarin. Hatsi ko da yaushe girma a cikin manyan kungiyoyin. Su da yawa na bakin ciki Tushen ana tam kõre da mai walƙiya, rufe da ƙasa, kuma haka wuce sauran shuke-shuke. A wannan yanayin, da farfajiya Layer aka kafa musamman Layer - tun daga tushensa. Ya taimaka wajen riƙe ƙarin danshi da gina jiki, wanda ya samar da dukkan tsire-tsire.

Lokacin da ciyawa Tushen mutu, suka zama tushen kasa, halin high haihuwa, kamar yadda mai arziki a cikin babban adadin kwayoyin sharan. 'Ya'yan itãcen marmari, kuma harbe wadannan shuke-shuke suna amfani da abinci da dabbobi daban-daban na halitta da kuma wucin gadi al'amarin. All hatsi ne kera. Wannan yana nufin cewa a cikin kayayyakin abinci, da su ne da kera kwayoyin halitta da kuma oxygen cewa an samar a lokacin photosynthesis.

A mafi muhimmanci hatsi da tsire-tsire

Mene ne "sana'a" na hatsi a cikin al'ummar yanayin kasa, wanda shi ne na halitta, mun riga aikatã game da. Amma ba wanda zai iya ce cewa mutumin ya dade yin amfani da wadannan shuke-shuke da nasu dalilai. Na musamman muhimmancin daga cikinsu akwai hatsi. Wadannan sun hada da alkama, da hatsin rai, da sha'ir, da hatsi. Muhimmanci abinci amfanin gona ne shinkafa, masara, dawa. Mutane da yawa daga cikin ciyawa da weeds. Wannan shimfiɗa, Ostrets, wuta, barnyard ciyawa, daji hatsi. Foxtail da Timothawus girma a matsayin forage ciyawa. Daya daga cikin mafi ban mamaki ciyawa ne bamboo culms cewa girma zuwa tsawo na kan mita a rana. A kara ne tushen fiye da 50% na sukari a cikin duniya.

Kamar yadda ka gani, hatsi taka muhimmiyar rawa a cikin halitta da kuma wucin gadi kunsa, a matsayin dalilin gona, ruwa da kuma samar da wutar lantarki, kazalika da muhimmanci abinci amfanin gona.