修枝 pruning
Episode 1: Pruning Fruit Trees; 如何修剪水果樹?(location: Carlsbad)
https://www.youtube.com/watch?v=YqIvBM4Gy7U
pruning seal
嫁接
1: 高压嫁接
https://kknews.cc/home/864r234.html 文字版
http://www.duorouhuapu.com/html/2016/08-07/66561.html
Propagation rose quickly thanks to banana peel
https://www.youtube.com/watch?v=3PhCFwyF0gc
2: 扦插
How to Grow Roses From Cuttings Fast and Easy
https://www.youtube.com/watch?v=Xw4d-s9N8zE