《Table 4 Effect of the inter stock of‘Zhong ai 1 hao’on leaf and shoot growth of‘Huangguan’pear tree

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《Effect of Inter Stock ‘Zhong ai 1hao'on the Structure of Spindle-shaped 'Huangguan' Pear Trees》

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According to the investigation，for the 4-year-old‘Huangguan’pear tree grafted with the inter stocks of‘Zhong ai 1 hao’，the spring shoot was 17.40 cm long，the spring shoots number per plant was 43.8，leaf number per shoot was 9.80，leaf number per plant was 1 047，leaf area per plant was 2.84 m2.The converted spring shoots number per 667 m2was 12 964.8，and leaf area per 667 m2was 840.64 m2.In terms of the‘Huangguan’pear tree grafted with vigorous stocks，the spring shoot was 22.88 cm long，spring shoots number per plant was 52.6，leaf number per shoot was 7.62，leaf number per plant was 1 020，leaf area per plant was 3.24 m2.The converted spring shoots number per 667 m2was 11 677.2，and leaf area per 667 m2was 719.28 m2.Therefore，dwarf‘Huangguan’pear tree had significantly higher converted spring shoot number per 667m2，leaf number and leaf area than the‘Huangguan’pear tree grafted with vigorous stocks（Table 4）.