Agrofitotehnie Capitolul 3 - Agrofitotehnie

CURSUniversitate Universitatea Agrara de Stat din Moldova Profesor Dragan Dumitru

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Capitolul 3 TEHNOLOGIA DE CULTIVARE A PORUMBULUI 5RWD LD 3RUXPEXOSRDWHILFXOWLYDWFXEXQHUH]XOWDWHGXS WRDWHFXOWXULOH3URGXF LLPD[LPHVHRE LQ GXS  SUHPHUJ WRDUHOH FDUH VH UHFROWHD]  vQ SULPD SDUWH D YHULL VDX GXS  OHJXPLQRDVH$YkQG vQ vedereVWUXFWXUDFXOWXULORUvQ5RPkQLDURWD LDFHDPDLPXOWIRORVLW HVWHJUkX-porumb.Porumbul se SRDWHFXOWLYDúLvQPRQRFXOWXU GDUSURGXF LLOHFHOHPDLPDULOHG URWD LDGHPDLPXO LDQL 0RQRFXOWXUD SRUXPEXOXL QX VH UHFRPDQG  SHQWUX F  GXFH OD vQPXO LUHD unor buruieni VSHFLILFH FRVWUHLXO ODDSDUL LDGHEROLúLG XQ WRULODGHWHULRUDUHDvQVXúLULORUIL]LFHDOHVROXOXL /D UkQGXO V X SRUXPEXO HVWH R EXQ  SUHPHUJ WRDUH SHQWUX WRDWH FXOWXULOH GH SULP YDU  3HQWUXFXOWXULOHGHWRDPQ SRUXPEXOHVWHREXQ SUHPHUJ WRDUHGDF VXQWFXOWLYD LKLEUL]LWLPSXULL FDUHHOLEHUHD] WHUHQXOvQOXQDDXJXVW 'XS SRUXPEXOHUELFLGDWFXHUELFLGHUHPDQHQWH SHED] GHDWUD]LQ vQGR]HGHSHVWHNJ VDKD  DOHUJHUHD SODQWHL FDUH XUPHD]  WUHEXLH    V  VH IDF  FX DWHQ LH – alegând plantele mai UH]LVWHQWHODDWUD]LQFDPD] UHDFDUWRIXOVRLD 3.2. Fertilizarea Asigurarea elementelor nutritive necesare porumbului se face în principal prin PLQHUDOL]DUHD VXEVWDQ HL RUJDQLFH GLQ VRO 2 FRQWULEX LH GHRVHELW  R DUH DSRUWul plantei SUHPHUJ WRDUH D]RW GH OD OHJXPLQRDVH  SUHFXP úL DSRUWXO SULQ DSOLFDUHD vQJU ú PLQWHORU 'LQ DFHDVW  FDX]  vQ VWDELOLUHD GR]HORU RSWLPH HFRQRPLFH WUHEXLH V  VH SRUQHDVF  GH OD VXUVHOH GH HOHPHQWHQXWULWLYHvQVROúLGHODFRQVXPXOVSHFLILF KAsolPsCsDOE ±-⋅= în care:

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Curs: Agrofitotehnie Capitolul 3 Obiect: Agrofitotehnie