1) Chgn loc, duy tri, nhdn giong sieu nguyen chiing, nguyen chiing, xdc nhdn
Huang cflm dugc chgn tir tfl hgp lai: HugngI25S/ MR365// TX93/// Maogfl////R9311 cd nhifu uu difm vl nang suit, chit lugng. Tuy nhifn, day la giflng Ilia dugc lai tich luy nam ddng bfl me khac nhau, nfn giflng edn xuat hifn nhilu dang phdn ly vl thdi gian sinh teirdng, chilu cao, kich thudc la, kilu bdng, do ted thoat, kich thudc, mau sdc hat, rau dau hat, miii tham v.v. Trong qua trinh san xult phai chgn loc lien tuc dl bd nhiing ca the khflng diing nguyen ban vf kieu hinh.
Dfli vdi viec duy tei mui tham thi qua trinh chgn sieu nguyfn ehiing phai lam diing nhu tac gia da thue hifn khi chgn gidng mdi dd la chgn ca thf thom la va thom ngi nhii nhu da mfl ta d so do chgn sieu nguyen chimg (hinh 1). Sau mfli lan nhan, do tac dgng cua cac ylu to ngoai canh: dit dai, phan bdn, thufle trir sau benh lam cho mill therm giam. Vi vay vifc tiep tuc chgn lge nang cao do thuan ciia giflng, duy tei va san xuit hat gidng tdc gid, sieu nguyen chung, nguyen chtlng la vin df hit siic quan tegng.
2) Hodn thien qui trinh sdn xudt hat giong
Chat lugng hat gidng cd vai ted quan trgng vd anh hudng rit Idn tdi ndng suat, chat lugmg va kha nang phat teifn cila giflng trong san xuit. Viec xay dung qui temh san xuat hat giflng df cd dugc nhirng Id gidng dat tieu chuin, gia thanh chap nhan la rat can thift. De dat dugc myc dieh tren can phai hoan thien cac qui teinh san xuat hat giflng sieu nguyfn chung, nguyen chung, xac nhan phu hgp vdi timg -vimg sinh thai thdng qua hoat dflng cua du an. Gidng phuc vu qua trinh nhan duy tri va sdn xuat phai dat tifu chuan chat lugng Viet Nam (TCVN 1776-2004).
3) Nghien cuu hodn thien qui trinh thdm canh tdng ndng sudt
Huang com la giflng liia chat lugng cao, kieu cay tham canh; de nhanh ggn, chieu cay cao trung binh, la dung, day, xanh dam, bdng to, hat to dai, gao teong khflng bac bung. Vifc xac dinh cac yeu tfl ky thuat tfli uu de gidng phat huy hit tiem nang cin phai dugc nghien ciiu cho timg difu kien khi hau, dit dai, mua vu. Vi vay thi nghifm ky thuat phai bfl tei d nhifu nai, it nhit la 2 -vu dl thilt lap quy teinh, sau dd thii nghifm quy trinh thflng qua eac md hinh teinh difn, cufli cimg la bo sung, hodn thifn quy teinh. Song song vdi cdc thi nghiem ky thuat tham canh tang nang suit cin tim hifu anh hudng cda ky thuat din chit lugng thuang trudng va an udng ciia gao, vin df nay khd phiic tap va khd giai quyit trgn ven trong 2 nam teifn khai du an.
- Du an tifn hanh nghien curu cac bien phdp ky thuat nhu; Thdi vy gieo ciy, mat do, phan bdn (loai phan, lieu lugng, ky thuat bdn phan), phugng thirc Idm ma, dat canh tac, tinh thich iing va chong chiu cua giflng nhdm khai thdc tifm nang nang suat cilng nhu chat lugng cua giflng.
4) Xdy dung mo hinh trinh diin
Df md rgng dien tich gieo cly Huang cdm cho eac viing trong lua hang hda can xay dung cae md hinh trinh dien giflng va ky thuat canh tac nhdm gidi thifu, quang cao san pham cua du an. Cac mfl hinh trinh difn se sir dyng giflng cap nguyen chung, xac nhan, miii therm dugc duy tri do tac gia chgn lge, dong thdi img dyng quy trinh canh tac phii hgp cho timg viing, timg vu se cd tac dung lam mau cho ndng dan trong vimg lam theo. Mfl hinh trinh difn gdp phan khang dinh uu thf cda gidng, hifu qua cua eua ede qui teinh ky thuat de cac dja phuang tham quan, hgc hdi va tifp can vdi gidng mdi. Trong qua trinh thuc hifn du an se td chiic bao cao ket qua trifn khai va tifn tdi xm cdng nhan gidng qudc gia.