City Agricultural Service Center. Thai Nguyen has just coordinated with the People's Committee of Dong Lien Commune and businesses supporting rice seeds to evaluate the model of organic rice production in the spring of 2023 in the commune. (image).
The model has been deployed since January 1 on an area of 2023ha, trial planting of hybrid rice varieties MHC6, WN2 (of Mahyco Company) and pure rice varieties including: N305 (of Mahyco Company), BG91 (of Mahyco Company) Bac Giang Seed Joint Stock Company); HD6, HD11 (Hanoi Agricultural Development and Investment One Member Company Limited). The control rice varieties were KD12 and TH18-3.
All rice varieties are planted and cared for organically (planting in wide rows, narrow rows, density 38-40 clusters/m2, 2-3 stalks/clump; quantity of pure rice from 1,8. -2kg/sao, hybrid rice from 1-1,5kg/sao). Along with that is the application of integrated pest control measures on rice, limiting the use of chemical plant protection drugs, integrated pest management according to IPM principles; Using drugs, biological products, herbs to treat pests and diseases…
After a period of implementing the model, up to now, functional sectors and local farmers have highly appreciated the suitability of rice varieties when producing organically. In terms of environmental efficiency, when applying the organic farming process, the amount of chemical fertilizers has been reduced and the amount of chemical pesticides is limited.
Regarding the effectiveness of pest control, although the infection rate is higher, the rice plant is healthier, so it still has good yield potential. The average dry yield of the demonstration rice varieties is estimated at 62,7-70,5 quintals/ha, yielding a profit of 1,7-1,8 million dong/sao, of which the highest is the WN305 variety. , MHC2, HD11, HD12. The demonstration rice varieties all have clear rice grains, cooked rice with soft, mild aroma, strong taste, suitable to the tastes of consumers.
Farmers in Dong Lien commune expect functional units to continue to replicate the organic rice production model in the next crops.