开发酸盐可溶性巴西菌注射剂的参数评估
Daniel Bini1, Bianca Braz Mattos2, José Edson Fontes Figueiredo3
1Embrapa Milho E Sorgo, Sete Lagoas, MG, 35701-970, Brazil.
概括
细菌亚菌 (B70) 和菌 (B32) 被评估为玉米的细菌免疫剂. 活性炭有效地保持了细菌的活力,B70在实地试验中显示出优异的溶解和产量增强.
科学领域:
- 农业微生物学 农业微生物学
- 植物营养 植物营养
- 土壤科学 土壤科学
背景情况:
- 细菌注射剂可以提高农业生产率,但需要严格的评估.
- 优化注射剂配方对于现场疗效至关重要.
- 的可用性是玉米生产的一个关键限制因素.
研究的目的:
- 评估Bacillus subtilis (B70) 和Bacillus pumilus (B32) 对玉米 (P) 增强的作用.
- 为了评估载体材料和储存条件对注射剂的稳定性.
- 用岩石酸盐来确定选定的接种剂的现场性能.
主要方法:
- 在体外查各种载体 (CS,CMC,泥炭,AC) 中的酸盐溶解,矿化,根粘附和保质期.
- 使用岩石酸盐 (RP) 和RP/三重超酸盐 (TS) 混合物对玉米 (Zea mays L.) 的实地试验.
- 评估细菌存活率,P可用性,玉米产量和谷物P积累.
主要成果:
- 细菌细菌 (B70) 在P溶解和矿化方面表现出色,在载体中表现出比B32更好的稳定性.
- 活性炭 (AC) 已被证明是维持细菌活力的最有效的载体.
- 使用岩石酸盐的B70注射剂显著改善了玉米产量 (6532公斤/ha1) 和谷物P积累 (15.95公斤/ha-1).
结论:
- 使用活性炭和Bacillus subtilis (B70) 的注射剂配方是一个可行的策略.
- 这种方法提高了土壤的调动和玉米的生产力.
- 优化的细菌注射剂为改善作物营养提供了可持续的解决方案.
相关概念视频
Methods of Medium Optimization
Optimizing growth media enhances microbial proliferation and maximizes product yield. Statistical experimental design methodologies provide structured and reproducible approaches, offering progressively higher levels of robustness and efficiency.The One-Factor-at-a-Time (OFAT) MethodThe One-Factor-at-a-Time (OFAT) method involves adjusting a single variable while keeping all others constant. However, it cannot detect interactions between variables, often leading to suboptimal outcomes when...
Production of Biopesticides
Biopesticides offer a sustainable alternative to chemical pesticides, utilizing microbial agents to control agricultural pests. Bacillus thuringiensis (Bt) is a widely employed bacterium known for its potent insecticidal activity. Bt biopesticides are favored for their specificity to insect pests, minimal environmental impact, and natural degradability.Mechanism of Bt Toxin Action Bt produces insecticidal crystal (Cry) proteins during its sporulation phase. These proteins form parasporal...


