NAC transcription factors are a family of proteins with diverse functions. They are unique to plants and play an important role in regulating the growth and development of plants, in regulating hormones and response to various stresses, and may play important roles in biotic and abiotic resistance pathways. In this study we successfully amplifie...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 701 | Lượt tải: 0
This study was conducted on the tomato variety TN386 at Thai Nguyen University of Agriculture and Forestry in the 2013 Spring-Summer crop with 5 comlicated-agronomic technique treatments. The research results indicated that there were not much differences in growth duration, plant height and number of leaves among treatments. However, different ...
7 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 998 | Lượt tải: 0
The System of Rice Intensification (SRI) has been evaluated and effectively applied on irrigated land of more than 40 countries and 22 provinces in Vietnam. However, SRI has not been applied in rainfed land yet. Findings from the study on application of SRI on the rainted land in Bac kan province in summer rice crop 2010 indicated that SRI techn...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 730 | Lượt tải: 0
Experiments studied on the fertilizer rates for sticky hybrid maize variety HN88 in Gia Sang Ward, Thai Nguyen City, Thai Nguyen province. The experiments consisted of 6 treatments, 3 replications which were arranged in randomized complete block design. Experimental results showed that growing time ranged from 95 - 100 days, the plant height was...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 774 | Lượt tải: 0
The experiments included 12 varieties of sweet potatoes collected from some locations around Vietnam. The study results showed that the stem types are mostly half- standing, stem color ranged from light green to dark purple; dark green mature leaves, except KL5 (dark purple). Leaf shapes had many different types such as hastate, cordate and lobe...
7 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 796 | Lượt tải: 0
It has been determined that porcine reproductive and respiratory syndrome (PRRS) on pigs occurred during the period of 2010 and 2013 in Bac Ninh province and this caused significant losses in pig husbandry. The most recent period, in June 2013, there was a disease spread but quickly controlled. Infected sows had syndromes of respiratory and repr...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 775 | Lượt tải: 0
The study focused on three main points. The first content was selection and classification of H’Mong cattle herds raised in 150 households in Dong Van district, Ha Giang province. The second part was assessment on growth ability of calves from selected parents. Finally, based on monitoring results of the second generation calves, effects of bree...
8 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 751 | Lượt tải: 0
Đỉa Piscicola sp. chỉ ký sinh trên rùa voi với chiều dài cơ thể 11,4 - 25,5mm và sức sinh sản 53,4 + 10,2 trứng/đỉa. Ở nhiệt độ 26 - 27°C thời gian phát triển trứng là 5,8 + 0,3 ngày, tỉ lệ nở 81,5 + 9,3%, Thí nghiệm điều trị, sử dụng nước vôi Ca(OH), 75ppt và đồng sulfate CuSO, 10 - 15ppm đều cho hiệu quả xử lý đỉa 100%. Tuy nhiên, CuSO, vẫn cho h...
7 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 782 | Lượt tải: 1
Experiments included 17 treatments of Nitrogen fertilizer: 16 treatments of different nitrogen dose and 1 treatment of no applying nitrogen on 2 hybrid maize varieties of LVN14 and LVN99 in Spring 2011 and 2012 in Thai Nguyen. Research results showed that: Growing time, number of root collapsed plants, number of stem broken plants and pest infes...
8 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 714 | Lượt tải: 0
Trong bài báo này, chúng tôi đã trình bày các phương pháp rừng ngẫu nhiên cải tiến (rừng ngẫu nhiên điều hòa, rừng ngẫu nhiên điều hòa có điều hướng, rừng ngẫu nhiên có điều hướng. Những phương pháp phân lớp này phù hợp với bài toán có số chiều cao nhưng cỡ mẫu lại nhỏ hơn rất nhiều so với số chiều, đây chính là đặc thù của các bài toán phân...
8 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 807 | Lượt tải: 0