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在短暂的亚热带条件下,修剪技术会影响瓜子的开花,结果,产量和水果的生化特征
Joydeb Gomasta1, Babul Chandra Sarker2, Mohammad Amdadul Haque2
1Bangabandhu Sheikh Mujibur Rahman Agricultural University, Gazipur, 1706, Bangladesh.
Heliyon
|May 6, 2024
概括
在春季或秋季修剪瓜树可显著提高年产. 秋季修剪增强了季外水果的质量,30厘米的脱落带来了数量和质量的最佳结果.
科学领域:
- 园艺园艺 园艺园艺
- 农业学是一种农业学.
- 植物生理学 植物生理学
背景情况:
- 热带和亚热带地区的水果生产面临着由于干旱,低湿度时期 (10月至5月) 和显著的天气变化而面临的挑战.
- 瓜 (Psidium guajava L.) 种植特别受到影响,影响特定季节的产量和水果质量.
研究的目的:
- 调查不同修剪强度 (0厘米,15厘米,30厘米,45厘米) 和时间 (春季,季风,秋季) 对瓜植物生长,开花,结果,产量和水果质量的影响.
- 确定最佳的修剪策略,以提高季外瓜产量和整体水果质量.
主要方法:
- 瓜亚娃树每年经过修剪,其长度为0厘米 (对照),15厘米,30厘米和45厘米.
- 修剪每年一次在3月初 (春季),6月初 (季风) 或9月初 (秋季) 进行.
- 植物发育,开花,结果,产量和水果质量参数 (可溶性固体总量,可定位酸度,糖总量,维生素C,特异重量) 在湿季和干季期间每年和每季记录一次.
主要成果:
- 春季和秋季修剪导致统计学上相似的更高年产 (分别为31.71公斤和31.58公斤的植物-1).
- 秋季修剪最大限度地提高了干旱季的产量 (18.11公斤植物-1),并在3月至5月和12月至2月的收获期间改善了水果质量参数 (TSS,酸度,糖分,维生素C).
- 30厘米和45厘米的修剪长度始终促进了更好的植物,生殖和生化水果特性,30厘米的修剪产生了最高的花 (224.71 植物-1),水果 (155.89 植物-1) 和总产量 (38.38 公斤植物-1).
结论:
- 通过战略性修剪,特别是秋季30厘米的喷射尖端去除,可以实现优质的季外瓜产量.
- 修剪时间显著影响季节性产量分布和水果质量,春季和秋季修剪对整体产量最有效.
- 最佳的修剪长度 (30厘米) 与适当的时间 (秋季) 相结合,可以提高产量和水果的生化属性,确保全年收获潜力.
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