MUNDARIJA
1-BOB. Don va don m ahsulotlarini saqlash va qayta
ishlashning tarixiy bosqichlari........................................................ 5
Don va don mahsulotlarini saqlash tarixi................................... 5
Don massasini sovuq holatda saqlash.......................................23
Don massasini germetik saqlash holatlari................................ 25
2-BOB. Don va don m ahsulotlarining tuzilishi.....................39
Don va don mahsulotlarining fizik xossalari............................ 39
Donnig kimyoviy tarkibi va oziqaviy qiymati.........................60
Donning kimyoviy tarkibi......................................................... 64
Donni saqlashda kechadigan fizologik jarayonlar, mikro-
organizmlar faoliyati va ulaming ta’siri........................................ 68
Don massasi mikroflorasining kelib chiqishi............................ 72
Don mikroflorasining tavsifi va klassifikatsiyasi................... 76
3-BOB. Don zararkunandalari va ularga qarshi kurashish.. 81
H asharotlar................................................................................... 82
Qushlar va zararkunanda kemiruvchilar................................ 101
Zararkunandalarga qarshi kurash va profilaktik chora-
tadbirlar........................................................... v................................. 103
4-BOB. D onlarni h a r xil begona
aralash m alard an
tozalash texnologiyasi..................................................................... 117
Don tozalash bo‘limi.................................................................117
Don aralashmalarini chiqindilardan tozalash va texnologik
sifatini yaxshilashda fizik xususiyatlarining ahamiyati............... 120
Donning shaffofligi.................................................................. 121
Tegirmonning don tozalash sexiga yuboriladigan donning
sifati..................................................................................................... 122
Quruq usulda tozalash..............................................................130
Don endospermini yumshatish jarayonining ahamiyati..... 133
Donning sirtqi qismiga intensiv usulda ishlov berish..........137
Donlarning ustki qatlamlariga ishlov berish texnologiyasi
ning samaradorligi.............................................................................138
269
