在时间和空间上部署细粒和粗粒大米品种,以提高生产率
Md Parvez Anwar1, Abrarul Hoque Shayokh1, Probir Kumer Sarkar1
1Department of Agronomy, Bangladesh Agricultural University, Mymensigh, 2202, Bangladesh.
Heliyon
|December 11, 2023
概括
混合米种Binadhan-13和Dhani Gold,特别是七天前种植的Dhani Gold,与单独种植相比,大大提高了米的生产率和利能力. 这种交叉作物的策略提高了农民的产量和经济回报.
科学领域:
- 农业科学 农业科学
- 农业学是一种农业学.
- 农作物科学 农作物科学
背景情况:
- 米的生产率和利能力对于粮食安全和农民生计至关重要.
- 优化杂交作物策略,包括混合比率和临时种植,可以提高作物产量.
- 了解细粒米和粗粒米种之间的相互作用对于有效的栽培至关重要.
研究的目的:
- 调查细粒米 (Binadhan-13) 和粗粒米 (Dhani Gold) 的混合比对生产力和利能力的影响.
- 评估这些品种的时间部署 (种植时间差异) 对大米产量和经济回报的影响.
- 确定最佳的交叉作物策略,以提高米种植.
主要方法:
- 使用随机的完整块设计和三次复制进行了两项实验.
- 实验1:对Binadhan-13和Dhani Gold的各种混合比率进行评估 (唯一, 1:1, 2:3, 3:2, 2:4, 4:2).
- 实验2:检查了时间部署,Dhani Gold在Binadhan-13之前,之后或同一天植入了七天.
主要成果:
- 混合种植通常比单一种植两种品种的产量更多.
- 最高的净回报与收益成本比率 (BCR) 是Binadhan-13与Dhani Gold的4:2比率.
- 在Binadhan-13之前七天种植Dhani Gold导致了最高的净回报和BCR (1.81).
结论:
- 混合种植和微粒和粗粒米种的临时部署,比单一种植提供了显著的经济优势.
- 建议使用1:1比率,在Binadhan-13之前7天种植Dhani Gold,以最大限度地提高大米产量和利能力.
- 插作策略可以提高农业的可持续性和农民的收入.
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