通过通过酸化生物炭和废水灌减轻性土壤挑战来提高玉米的生产率
Zain Ul Shahid1, Muqarrab Ali2, Khurram Shahzad3
1Department of Agronomy, Muhammad Nawaz Shareef University of Agriculture, Multan, Pakistan.
Scientific reports
|November 27, 2023
概括
酸性生物炭的应用通过改善土壤营养素的可用性和减少干旱地区的性,显著提高了玉米的产量. 应用 10 Mg ha-1 增强了作物生产和土壤和水平.
科学领域:
- 农业科学 农业科学
- 土壤科学 土壤科学
- 农业学是一种农业学.
背景情况:
- 性土壤限制了玉米生长和产量的必需营养素的可用性.
- 关于生物炭和废物灌对干旱地区土壤性和玉米生产的影响的研究有限.
研究的目的:
- 评估酸化生物炭对干旱条件下的土壤特性和玉米产量的影响.
- 在两个玉米生长季节中评估不同的应用率 (0,5,10 Mg ha-1).
主要方法:
- 随机的完整块设计与三个复制.
- 秋季应用酸性生物炭,春季研究残留效应.
- 测量了土壤pH值,,和玉米产量.
主要成果:
- 10 Mg ha-1 酸性生物炭使玉米产量增加了35.8%,降低了土壤pH值.
- 在10 Mg ha-1 应用后,土壤 (87.6%) 和 (38.0%) 显著增加.
- 在春季和秋季季节之间,产量或土壤特性没有显著差异.
结论:
- 酸性生物炭的应用,特别是10Mg ha-1的应用,有效地减轻了土壤的性,并提高了营养素的可用性.
- 这导致干旱农业系统的玉米产量大幅提高.
- 需要对酸化生物炭的长期影响进行进一步的研究.
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