Mô hình nuôi cua gạch thương phẩm chất lượng cao

T<br /> heo dng, phuong phap lam giau canxi. Phai ehu ddng gifl nflde nudi cua gaeh khep ki'n. Ldng hinh<br /> nay ddn gian, ft tdn edng, trong dia sach ed dp man tfl 15 - chfl nhat, kfch ed: 2m x Im x 1m,<br /> vat lieu va thUe an ed sin tai 20%o. Cua qua thang thfl 2 thi nang dfldc lam bing tre heae gd, cd nip<br /> dia phUdng. Tuy nhien, d i cua nudi mflc nflde len 1 - 1,2m nflde. day, cd chan cao khoang 15mm de<br /> sach benh eho nang suat cao va an - Khi eua hpn 3 thang, cua cai tranh d nhiim thflc an va thuan ldi<br /> toan thUe pham, quy trinh lam phai lot hit ehu ky, bit dau thu gaeh eho viee thay nflde. Hang tuln thay<br /> tuan thu cac budc sau: ta dfla vao Idng tha xudng dia nflde dia met lln, sau 2 ngay dflng<br /> - Lam sach ao, dia bing each<br /> nao vet bfln den, cay xdi, danh tan<br /> dat va cho nflde vao chflng 40mm,<br /> ngam ba ngay rdi thao can nflde.<br /> Do mpt Idp cat mjn day 15mm<br /> rai diu, sau dd rai vdi bpt rdi eho<br /> nflde sach vao lai trong dia (mflc<br /> nflde khoang 20 - 30mm), dflng<br /> thude vi sinh hay trai bd hdn hoac<br /> la cay hdng ddn d i diet tap. Ngam<br /> 3 ngay, xa hit nflde. Sau dd, lay OngTIiu<br /> nflde sach (da loc qua Ifldi day) thdm dia<br /> cho vao dia, mflc nude 50 - 60mm. nuoi cua<br /> gaeh.<br /> Danh thudc vi sinh gay tao mau<br /> xanh rdi mdi tha eua gidng vao<br /> nuoi (tuyet ddi khdng nudi chung<br /> vdi cua Ifla vi cua Ifla c l n lpn nhieu, IVID H I N H<br /> gay hao hut).<br /> - Tha gidng: Nen mua eua NUOI CUA GACH THI/OfNG PHAM<br /> gidng ngoai thien nhien do ngudi<br /> ta di bit (soi) v i . Chpn cua ed kich CHAT LUfliNG CAO<br /> c6 tfldng ddi bing nhau (khoang<br /> 3 - 4mm), ehpn eua cai cang nhieu PHUNG BAY I<br /> cang tdt. Tha cua vao thang 3<br /> Mac du tudi ddi da ngoai 70,<br /> hang nam la thfeh hdp nhat vdi mat vdi sach danh xudng dia de nflde<br /> nhi/ng ong Nguyen Thu (245 sach khdng bj nhdt ddng thdi tang<br /> dp binh quan la 1,50 m^/mpt eon<br /> gidng. Trfldc khi tha can chfl y sfl difdtng 2/4 - VTnh Phifde - canxi lam cua khdng mlc benh<br /> chenh lech dp man, n i u dp man Nha Trang) van dam me cai nhdt than mdi an nhiiu, lot nhanh.<br /> qua chenh lech ta can thuan hda nghe tren vung song midc Giai doan nay nudi tfl 20 - 25 ngay,<br /> rdi mdi tha. bdi no da gan bo vdi ong iii gaeh day la xuat ban dflpc.<br /> Bd cha de cua cd chd tru, ft c l n Ong Thu eho biit them: Cua<br /> nhd. Trifdc day, dng nudi<br /> lpn, dac biet khi nhiet dp qua 35°C gaeh nudi khep kfn nay cho gaeh<br /> cua gaeh bang hinh thiifc<br /> cuacd ehd nup mat. cd mau vang dd, thit thdm ngdn<br /> nudi quang canh trong dia hdn, chit lupng eao gap ddi nudi<br /> - Can eho eua an day du va<br /> theo doi khdng de thflc an thfla lam nen viec quan ly, cham sdc quang canh, ngfldi tieu dung rat fla<br /> cho nflde mau dd. Thflc an phai ed va thu hoach gap khdng it thfeh. Thdi gian nudi nen bit diu tfl<br /> chat dam, canxi eao de eua cflng khd khan, cua bj that thoat thang 3 d i n thang 9, mpt nam mpt<br /> vo lot sdm hdn thdi gian nudi tham nhiSu, ldi nhuan khdng cao. vu vi mua mfla nudi khdng dat. Nam<br /> canh. Mpt ngay cho cua an hai lln, 2010, vdi dien tfch 5000m^ gia dinh<br /> Vdi kinh nghiem cua ngifdi<br /> nen vao lue 9 gid sang va 16 gid de dng da thu nhap 141.500.000d tfl<br /> nhieu nam gan bd vdi nghe<br /> cua d i bit mdi va an nhanh. Luc nudi cua gaeh.<br /> nudi cua, dng da tim ra giai Md hinh nay khong nhflng giflp<br /> cua nho, dflng ea tfldi bam nhflng<br /> khong nen bim qua nhd. phap mdi: nudi cua gaeh khep gia dinh dng nang eao thu nhap,<br /> • Khi cua dUdc 1 thang, eho kin trong long cho nang suat eai thien ddi sdng gia dinh ma cdn<br /> cua an ca c l t miing tfl 2 - 3mm, cao, rut ngan dif^c thdi gian giflp nhiiu hp ndng dan khae hpc<br /> dc bfldu vang, cua ca khe ddng nudi va cham sdc de dang. tap ap dung va da thanh cdng md<br /> hoac ram, day la nhflng thflc an hinh nay.H<br /> <br /> So<br />