生物炭堆肥和牛尿的联合应用可以提高有机大米的生产
Sharaban Tahura1, Shamim Mia1, Md Harun Rashid1
1Department of Agronomy, Patuakhali Science and Technology University, Dumki, Patuakhali, 8602, Bangladesh.
Scientific reports
|November 11, 2025
概括
有机米农业面临的限制. 将牛尿与堆肥或生物炭堆肥相结合,可显著提高当地芳香大米品种的谷物产量和营养物质的可用性.
科学领域:
- 农业学是一种农业学.
- 土壤科学 土壤科学
- 植物营养 植物营养
背景情况:
- 有机农业在优化大米 (Oryza sativa) 产量方面存在挑战,主要是由于 (N) 限制影响了植物生长和生产力.
- 本土芳香大米品种通常需要特定的营养管理策略,以提高有机系统的性能.
研究的目的:
- 评估牛尿和生物炭堆肥修改对有机条件下的三个本地芳香大米品种的生长和产量的影响.
- 评估这些有机投入对土壤和植物气可用性的影响.
主要方法:
- 测试了五种有机修改处理:堆肥,牛尿,堆肥+牛尿,生物炭-堆肥和生物炭-堆肥+牛尿.
- 评估了Kalizera,Chinigura和Shhakharkhora大米品种的增长和谷物产量.
- 使用主要成分分析 (PCA) 来将谷物产量与营养度相关联.
主要成果:
- 堆肥+牛尿处理显著提高了Chinigura大米的谷物产量,从每公3.13增加到每公4.03.
- 牛尿的应用,特别是生物炭堆肥,提高了土壤和植物组织中的可用性.
- PCA证实了谷物产量增加和大米中营养度更高之间的强烈正相关性.
结论:
- 将富含的有机投入物,特别是牛尿,与堆肥或生物炭堆肥相结合,是一种可行的策略,可以提高当地芳香大米品种的表现.
- 这些有机修订增加了营养的可用性,这对于在有机农业系统中提高大米生产率至关重要.
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