保护农业提高了墨西哥半干旱高原的玉米产量和利能力
Abel Saldivia-Tejeda1, Miguel Ángel Uribe-Guerrero2, Juan Manuel Rojas-Cruz2
1International Maize and Wheat Improvement Center (CIMMYT), Estado de México, Texcoco, Mexico.
Scientific reports
|November 28, 2024
概括
保护农业,包括永久床和土壤土,在墨西哥大大提高了玉米产量和利能力.
科学领域:
- 农业学是一种农业学.
- 土壤科学 土壤科学
- 可持续农业 可持续农业
背景情况:
- 半干旱地区的雨水农业由于降雨量变化而面临低产量.
- 传统的农业系统特别容易受到这些气候挑战的影响.
研究的目的:
- 评估墨西哥半干旱地区玉米 (Zea mays L.) 的保护农业作物系统.
- 评估土壤土的永久床对玉米产量和利能力与传统耕作相比的影响.
主要方法:
- 在墨西哥奎雷塔罗 (2013-2020) 的农民田地进行的实地实验.
- 传统耕地下单一耕种的玉米与永久床上的玉米进行比较 (单一耕种或与三叶草,麦或普通豆轮换).
主要成果:
- 在一个实地实验中,在永久床上玉米的产量超过了传统耕作70%以上,在农民的田地.
- 在实地实验中,玉米-豆旋转的永久床被证明是最有利可图的.
- 在永久床上单一种植玉米是农民田间最有利可图的系统.
结论:
- 保护农业实践,特别是用土壤覆盖的永久床,提高了墨西哥中部半干旱地区的玉米产量.
- 这些系统提供了更好的利能力,使它们成为传统农业的可行替代品.
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