Generally speaking, most pear varieties in Pak Lei system are resistant to storage; Most excellent varieties of Qiuzi pear system are resistant to storage; The storage resistance of varieties in sand pear system is not as good as that in Pak Lei. However, most varieties of Xiyang pear system are not resistant to storage. The same system, different varieties have different shelf life. Mid-and late-maturing varieties have strong storage tolerance, while early-maturing pear varieties are generally not. Such as Yali pear, Sydney, Honey pear and Gu 'an pear. Autumn Pak Lei, Xiangshui Pear, Xiaohong Pear and Shaanxi Stupid Pear are all anti-Tibet.
Chinese jade pear has strong storability and can be stored in cellar for 6-8 months, ranking first among pears in China.
Rosa roxburghii fruit was stored at room temperature for about 65438 05 days.
Liaohong pear is extremely resistant to storage and can be stored until June of the following year under simple conditions.
Wan Xiu pear is a new late-maturing pear variety bred by crossing Korean "Danli" and "Wansanji". Under normal circumstances, it can be stored for about 4 months, and it can be stored at low temperature for more than 6 months.
Huangjin pear is a new mid-late ripening pear variety bred by crossing Niigata x20 century in Korea. It can be stored for 30 days at room temperature and 5-7 months at 0-5℃, but it must be wrapped with plastic wrap to prevent water loss and wrinkling.
Qiuyang pear, a natural excellent variety of Xiyang pear, can be stored for 2-3 months at room temperature and May-June in the following year at low temperature.
Emerald pear is a new early-maturing pear variety bred by crossing Zaosu pear and Xingshui pear. It can be stored for 1 month under natural conditions, and the quality will not change after 80 days in a constant temperature warehouse at 0-5℃.
Yuanhuang pear is a new medium-ripe pear variety bred by the Korean Horticultural Research Institute through crossing between early-born red and late-born Shan Zhi. It can be stored for about 30 days at room temperature and at low temperature after the Spring Festival.
Aidang pear originated in Japan, and was bred from the cross between the 20th century and Imamura Autumn. Introduced to China in recent years, it is an excellent late-maturing variety in Sha pear series, which can be stored in cellar until May of the following year.
New pear varieties
Qing Xue (Snowflake× New Century), bred by 1990, has a wide tree shape, strong growth potential, high germination rate and branching ability, easy formation of flower buds, many axillary flower buds, round fruit, yellow-green single fruit weighing 300-400g, thin skin, small fruit points, uniform distribution and beautiful appearance. The pulp is white, crisp, juicy, sweet and fragrant, with soluble solids 12%, good quality, small core and high edible rate. The flowering period is medium, and the fruit ripens in early August. This variety has large fruit, beautiful appearance, good quality, high and stable yield and strong stress resistance. Pollination varieties: Huanghua, Xinya and New Century.
Xinya (New Century× Yali pear), 1992 was bred, with strong tree vigor, relatively open tree shape, moderate germination rate, strong branching ability and easy formation of flower buds. The main fruit branches were short and medium. The fruit is oblong and weighs 300-500 grams. The peel is green, the fruit points are obvious and evenly distributed. The pulp is white, crisp, juicy and sweet, with excellent quality, and the soluble solid content is 12.5%. The fruit ripens in late July, and it is an early and middle maturing variety. Pollination variety: Qing Xue, Guangxi.
Aidang pear and Shali pear are excellent new varieties, showing early fruit, early harvest, high quality and storage resistance. 65438+ 10 ripens in the first half of October, and the single fruit weighs 300-500g, with a maximum of 900g g. The fruit is small and round, with orange peel, smooth surface, milky white flesh, crisp meat, no stone cells, crisp and sweet juice, sugar content 13.8%, and good quality. The biggest advantage of Aidang pear is that it bears fruit in the second year after planting, and it will not rot until the end of May at room temperature. A large number of flower buds can be formed from the developing branches below 80 cm of young trees in that year, and the yield per plant is 2.5 kg in two years, 7.8 kg in three years, 4 years 17.8kg, and 27.5 kg in five years, which has achieved initial results.
Xizilv [New Century× (Yakumo× Hangqing)] is a new variety bred by 1990, with strong tree vigor and stress resistance, moderate germination rate and branching ability, open tree shape, easy flower bud formation, good fruit bearing and high yield. The fruit is spherical, weighing 200-300 grams, with green skin, yellow-green when ripe, thin skin, small and few fruit points, smooth and clean fruit surface and beautiful appearance. The pulp is white, tender, crisp and juicy, with good taste, sweet taste and excellent quality, containing soluble solids 12%. The fruit ripens in mid-July. This product is an excellent early-maturing variety with strong growth potential and easy to form flower buds. Pollination varieties: Lv Yun, Xingshui and Jushui.
Xiang (New Century× Sanhua Pear) has a wider tree body, green buds, less fuzz, brown mature branches, larger buds and obvious terminal buds. The leaves are large and rectangular. The fruit is round, with an average single fruit weight of about 280 grams. The peel is brown and smooth. White flesh, dense flesh, sweet juice, soluble solids 12%- 13%, small core, high edible rate and high quality. The initial flowering period in Hangzhou is in late March, the full flowering period is in early April, and the fruit opening is mature in mid-August. The pollinated varieties are Xinya and Huanghua.
Emerald (Hangqing× New Century) has a strong tree body, an open crown, easy flower bud formation, high fruit setting rate and strong stress resistance. The fruit is nearly round, with an average single fruit weight of 300 grams. Dark green skin, white meat, tender and crisp, and sweet juice. Hangzhou fruit ripens in mid-August.
Laurel (snowflake× yellow flower), 1990 bred. The tree body is stout, the tree shape is wide, the flower buds are easy to form, and there are many axillary flower buds. The fruit is ovoid and weighs 300-400g. The peel is yellow-green, with good appearance. The pulp is white, crisp and juicy, with moderate sweetness and sourness, good flavor, slight fragrance and excellent quality. Soluble solids 12%, fruit ripens in mid-August. Pay attention to increasing the branching angle and cultivating short fruit branches in cultivation. Pollination Variety: Qing Xue Huanghua New Century.
Green sunflower [(Yakumo× Ai Jia )× Hangqing], 1990 was bred. Strong growth, more open trees. Strong germination rate, short fruit branches, many axillary buds and high yield. The fruit is spherical and even, weighing 350-400g. The peel is green, clean, smooth, small, sweet and sour, crisp, juicy, slightly fragrant and of excellent quality. Soluble solids 12%. The flowering period is medium, and the fruit matures in mid-August. Pay attention to strengthening fertilizer and water and increasing branching angle in cultivation. Pollination varieties: Huanghua, Qing Xue, Xinya and Singapore Airlines.
Cuiguan 8-2 {Xingshui× (Hangqing× New Century)} This variety is the latest high-quality pear variety, with upright trees and high yield. The buds are green, the top is hairy, the mature branches are brown and the terminal buds are prominent, which looks like the new century. The leaves are rectangular, dark green, big and thick. The fruit of this variety is nearly round and large in shape, with an average single fruit weight of about 230 grams. The peel is thin, yellow-brown, with several rust spots. The flesh is white, tender and crisp, the juice is sweet, the stone is small, and the soluble solid content is about 12%. The initial flowering period in Hangzhou is early April, and the fruits in the open field mature from late July to early August. The pollinated varieties are Xinya and New Century.
Hangqing pear (stubble pear) has strong tree vigor, wide crown, strong germination rate and branching, strong adaptability, strong stress resistance, easy formation of flower buds, early fruiting period, good fruiting and high yield. The fruit is big, spherical, weighing 300 to 400 grams, with green skin, slightly waxy, small and dense fruit points and uniform distribution; Sepals persist and the fruit looks beautiful. The pulp is white, tender, juicy and sweet, with soluble solids 12.5%, good flavor and excellent quality. It matures in mid-August, and belongs to a medium-mature variety with wide adaptability and excellent appearance quality. Pollination varieties: Huanghua, Yaqing and Songqing.
Yaqing (Hangqing× Yali pear) has strong tree vigor, open tree shape, good fruit and high yield. The fruit is ovoid and weighs 300-400g. The pulp is white, tender, crisp, juicy and sweet, with soluble solids 12.5%, small core and high edible rate. The flowering period is early, the fruit ripens late, and it grows vigorously in the middle and late September, and the tree shape is large, so it is not suitable for over-dense planting. After the young trees are reshaped, they should be thinned for a long time and moderately shortened. Pollination varieties: Hangqing, Huanghua and Songqing.
Fortunately, water originated in Japan. The tree is stout, upright, weakly branched, stronger than fresh water, and easy to grow branches. The fruit is oblate and medium-sized, and the average weight of a single fruit is about 150g. It ripens from late July to early August, with yellow and smooth skin, slightly oblate fruit shape, good uniformity, sweet juice, small pit, strong resistance to scab, high quality and high yield. Good lighting, soil ventilation and drainage are needed.
The new century (the 20th century × Shiro) was introduced from Japan. The tree has medium potential, flower buds are easy to form, high yield, the fruit is oblate, the average fruit weight is about 200g, the skin is yellow-brown, the juice is sweet, the quality is above average, and the crown is dense, which is suitable for close planting. Early-maturing varieties can be pollinated by Huanghua and Hangqing in late July.
Xuefeng (Sydney× New Century) has strong tree vigor, strong resistance, strong budding ability and strong branches. Early fruiting, good fruiting, high and stable yield. The fruit is round and even, weighing 225-300g, with yellow-green skin, smooth, inconspicuous fruit points and good appearance. The flesh is white, the core is very small, the meat is tender and crisp, juicy, sweet and slightly fragrant, with soluble solids 12.5%- 14%, good quality and storage resistance. The maturity period is early and middle, early August. During flowering. Pollination varieties: Huanghua, Xinya, Qingkui, Guiguan and Singapore Airlines.
Xuefang (Xuehuali× New Century) has strong tree vigor, strong resistance, relatively open tree vigor and medium budding and branching ability. Early fruiting period, high and stable yield. The fruit is spherical and even, weighing 225-300g. The peel is yellow-green, the fruit point is small and slightly obvious, and the appearance is good. The flesh is white, with small core, tender meat, molten slag, rich juice, sweet and slightly fragrant taste, soluble solid content of 12%- 13%, good quality and storage resistance. The fruit ripens early, in early August. During flowering. Pollination varieties: Huanghua, Xinya, Qingkui, Guiguan and Singapore Airlines.
Xue Ying (Snowflake Plum× New Century) has strong tree vigor, half-open posture, strong disease resistance, weak branching ability and high and stable yield. The fruit is spherical, weighing 200-300g, yellow-green, and the fruit point is slightly obvious. The flesh is white, the core is small, the meat is tender and slag-free, and the juice is sweet, slightly fragrant and of good quality. Soluble solids 12%- 13.5%, the fruit is medium-ripe, and the pollination varieties are Huanghua, Xinya, Qingkui, Guiguan and Singapore Airlines.
Lv Yun (Yakumo× Aijia pear) has strong tree vigor, strong stress resistance, good fruit bearing and high yield. The fruit is spherical, weighing 300-350g, with green skin, inconspicuous fruit point and beautiful appearance. The pulp is white, crisp, juicy and sweet, and the soluble solid content is 1 1.5%. Small kernel and high edible rate. The flowering period is late, and the maturity period is from August to early September. Strong resistance, high and stable yield, is a mid-late maturity variety. Pay attention to strengthening fertilizer and water during cultivation to improve quality. Pollination varieties: Xizilv, Xingshui and Jushui.
Qingyun (Yakumo× 20th century) has strong tree vigor, upright tree shape, strong resistance, strong germination, moderate branching ability, good fruit, early fruit and high yield. The fruit is spherical, weighing 175-225g, with small fruit points, good appearance, yellow and white flesh, crisp and tender meat, sweet and fragrant juice and good quality. Soluble solids11.5%-12.5%, storage resistance. The fruit ripens early, in the middle and late July. Pollination varieties: Huanghua, Xizilv, Cuiguan and Xingshui.
Xinhang (New Century× Hangqing) 1990 was bred. The tree is open, with medium growth potential and strong resistance. Flower buds are easy to form and the yield is high. The fruit is round and even, weighing 200-300 grams. The peel is yellow-green, the fruit point is small, the fruit surface is smooth and the appearance is beautiful. The flesh is yellow-white, tender, crisp, juicy and sweet, and the soluble solids are 1 1.5%. Hangzhou has a moderate flowering period, fruit ripens in mid-July, high yield and strong stress resistance. Pollination varieties: Huanghua, Xinya and Qing Xue.
Huanghua pear (Huangmi× Sanhua) has strong tree vigor, strong adaptability and disease resistance, open tree shape, strong germination rate and strong branching, easy cultivation and management, easy flower bud formation, good fruit bearing and high and stable yield. The fruit is big and round, weighing 300-400 grams, and the skin is yellow-brown. The meat is white, delicate and crisp, juicy, sweet and sour, slightly fragrant, with soluble solids 13.5%, good flavor and high quality. In Hangzhou, the flowering period is early and long, and the fruit matures in mid-August. This variety has high yield, mid-late maturity and strong stress resistance. Pollination varieties: Xinya, Qing Xue, Hangqing and New Century.