Page 12 - โครงการวิจัย เทคนิคการเพิ่มผลผลผลิตสำหรับการปลูกสร้างสวนป่าไม้สัก

สำรบัญภำพ (ต่อ)

Figure หนำ
้
1-14 Total stand volume production of Den Dan plantation 37

1-15 Mean stand volume increment of Terd Damri plantation 39

1-16 Total stand volume production of Terd Damri plantation 40
1-17 Mean stand volume increment of Suwan Khuha plantation 41

1-18 Total stand volume production of Suwan Khuha plantation 42

1-19 Live-crown ratio and slenderness before and after thinning of Den 45
Dan plantation

1-20 Artificial form factor before and after thinning of Den Dan plantation 45

1-21 Live-crown ratio and slenderness before and after thinning of Terd 46
Damri plantation

1-22 Artificial form factor before and after thinning of Terd Damri 46

plantation

1-23 Live-crown ratio and slenderness before and after thinning of 47
Suwan Khuha plantation

1-24 Artificial form factor before and after thinning of Suwan Khuha 48

plantation
2-1 Scatter plot of dominant tree height (DTH) against stand age for 58

the two data sets used in the study

2-2 The characteristics of the measurement plots 62
2-3 Dominant height-growth curves derived from the four candidate 65

non-linear model

2-4 SI curve (Gompertz model) constructed in this study versus SI 65
curve (Mitschelich model) in the previous study

2-5 Site index curve constructed in this study 67

2-6 Residuals versus predicted values for the sub-model of stem 70
volume, stand volume, stand basal area and stand density

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