对不同品种梨果实品质及石细胞含量进行测定研究。
The paper reported the studies on contents and distributions of stone cell and their effects on fruit quality of pear.
研究结果为制定科学、实用的梨石细胞含量测定方法农业行业标准奠定了基础。
Such research achievement could be used for the establishment of the scientific and applied National Agriculture Industry Standard for measuring stone cells in pear flesh.
不同时期叶面喷施硼酸降低了梨果石细胞含量，果实过氧化物酶、多酚氧化酶和苯丙氨酸解氨酶活性也低于对照，且幼果期处理效果最佳。
The contents of sclereid and activities of some enzymes, such as POD, PPO and PAL are decreased under the applications of H3BO3, and the effect of the application at young fruit stage is the best.
此外，套袋可以降低石细胞的含量。
In addition, bagging might reduce the content of stone cell.
结果表明，喷施水杨酸抑制了过氧化物酶（POD）、多酚氧化酶（PPO）、苯丙氨酸解氨酶（PAL）活性，降低了石细胞的大小、密度和含量。
The results showed that POD, PPO and PAL activities were inhibited and the stone cell density , diameter and contents were decreased in the treatment of SA spraying;
人工掐花萼法对减少石细胞团的直径和密度不显著，但它可提高可溶性固形物的含量，降低可滴定酸的含量，从而提高果实品质。
Niping calyces had no distinct effect to decrease stone cells, but total soluble solid contents were increased and titration acid contents were decreased, so it could improve fruit quality.
人工掐花萼法对减少石细胞团的直径和密度不显著，但它可提高可溶性固形物的含量，降低可滴定酸的含量，从而提高果实品质。
Niping calyces had no distinct effect to decrease stone cells, but total soluble solid contents were increased and titration acid contents were decreased, so it could improve fruit quality.
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