Because apple trees and pear trees like cold and humid climate and are hardy. It is suitable for growing on hilly slopes with an altitude of about 300 meters and a large temperature difference between day and night. Xinmin in Shenyang, on the other hand, is an alluvial plain in Liaohe River, with an altitude of 19-62 meters, which is not suitable for the growth of apples and pears.

Apple pear Apple pear generally refers to Yanbian apple pear.

Yanbian apple pear belongs to Pak Lei system and is one of the excellent pear varieties in China. Mainly produced in Yanbian Korean Autonomous Prefecture of Jilin Province. The fruit is flat and round, with a little blush on the surface, which looks like an apple, so it is named Apple Pear. Apple and pear trees like cold and humid climate and are hardy. In 2002, the General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ) determined that Yanbian apples and pears were protected products in the original region, and all the apples and pears in China originated here. Yanbian apple pear is known as "the beauty of northern pears" because of its cold resistance, high yield, refreshing and sweet fruit taste, excellent quality and strong storage resistance. ?

Variety cultivation Yanbian apple pear was made by Korean Cui Fandou introducing 6 pear scions from Beiqing County, South Hamgyong Province, Korea in 192 1 year, and grafting them with cold-resistant yamanashi rootstock in the north of Xiaoji Village, Taoyuan Township, Longjing City, Yanbian Korean Autonomous Prefecture, China.

From 1953, branch grafting was changed to bud grafting, rootstock was changed to seedling raising, pruning and shaping, and ring grafting was changed to sparse grafting and layer grafting. A set of comprehensive cultivation techniques such as artificial pollination, slope promotion cultivation and pest control were adopted.

For more than 70 years, after several generations of careful breeding, this excellent cold pear variety has been obtained. At first, people called it "big pear" and "huanghuali", and later called it "apple pear" because its fruit shape is flat and round, its base is flat, its top leaves are long and narrow, and its shape is quite like an apple. Its foreign trade export name is "Jilin Xiangli" and its name is transliterated as "Shaguabai".

Variety characteristics Apple pear trees like cold and humid climate and are hardy. It can safely overwinter within MINUS 32 degrees Celsius, and is suitable for growing on hilly slopes with large temperature difference between day and night at an altitude of about 300 meters. Yanbian Korean Autonomous Prefecture in Changbai Mountain provides a good ecological environment for the growth of apple pear trees. Apple pear trees bloom in mid-May every year, and the fruit ripens from late September to early October. Young trees can bear fruit in 4-5 years, and enter the full fruit stage in 8-9 years. Apple pear is characterized by moderate sweet and sour nutrition, delicious and sweet taste, large and fleshy fruit, milky white and delicate pulp color, crisp and juicy texture, small stone, edible part accounting for 85.9%, and excellent quality. According to the analysis, Yanbian apples and pears are rich in vitamin C, B 1, B2, calcium, phosphorus, iron and other ingredients, which are nutritious, and have the effects of moistening lung and resolving phlegm, relieving cough and reducing fire, clearing away heart fire and promoting diuresis, stimulating appetite and helping digestion, which is beneficial to people with physical weakness and insufficient body fluid. Yanbian apple pear is not only nutritious, delicious, but also easy to store, which is rare among more than 3,000 pear varieties. It can be stored for 8 ~ 9 months in the general wine cellar, and it can also be stored in the ordinary refrigerator to put new fruits on the market. After storage, the skin turns yellow and there is a layer of waxy secretion on the surface of the skin. Yanbian apple pear is known as "the beauty of northern pears". [3]? Yanbian apple pear is big, with an average fruit weight of 254.3 1-238.78 grams, and the maximum weight can reach 700 grams. The pericarp is yellowish green and turns bright yellow after storage. The sunny side has a bright red halo, with yellow and red in contrast. The whole fruit surface is more bright and bright, with faint rust spots. The pulp is white and tender, the core is small, the water is thick and the juice is thick, and the taste is sweet, which is famous far and near.