Flat peach, an excellent variety of peach

Flat peach 1. The characteristics of Zaolu flat peach variety: the tree posture is open, and the tree potential is moderate. All kinds of fruit branches can bear fruit, most of them are compound flower buds, and the initial nodes of flower buds are 1 ~ 2 nodes with high yield. The flower is rose type and has a large amount of pollen. The fruit matured on June 10 in Zhengzhou, Henan Province, and the fruit development period was 67 days. The cooling capacity is 750 hours. The fruit is medium-sized, with an average weight of 68 grams and a maximum of 95 grams. The fruit shape is flat, the top of the fruit is concave, the suture is light; the peel is milky yellow, 50% of the fruit surface is covered with red halo, the hairs are medium, and it is easy to peel off; the flesh is milky white, reddish near the core, soft solute, fine meat, slightly fragrant, sweet flavor, soluble solids 9.0%, sticky core, small core, high edible rate of the fruit. Suitable planting area and variety adaptability: Zaolu flat peach has strong adaptability and is suitable for planting in vast areas except Guangxi, Guangdong and Fujian. The cultivation performed well in the protected areas of the north. Key points of cultivation techniques and matters needing attention: (1) the fruit setting rate is very high, so it is necessary to thinning flowers and fruits properly. (2) there is the phenomenon of fruit cracking or kernel cracking, so the fruit should be bagged when cultivated in the south. (3) the meat is soft, so pay attention to the harvest maturity. (4) when picking the fruit, twist the fruit by hand, do not pull, otherwise the peel core is easy to detach (off the skin), and the fruit is easy to rot. (5) pay attention to applying base fertilizer in autumn to improve fruit quality. two。 The characteristics of flat peach queen varieties: the tree is moderate and robust, half-open, all kinds of fruit branches can bear fruit, the Internode is short, the general node length is 1.54 cm, it is easy to flower, there are many compound flower buds, and the initial node of flower bud is the third node. The leaf is 13.26 cm long and 3.65 cm wide, the petiole is 0.78 cm long, and the leaf gland is reniform. The flower is rose-shaped, with much pollen and self-fruiting. The fruit development period was 70-73 days, and the fruit matured on June 13 in Zhengzhou area. The fruit is flat and large, with an average weight of 173 grams per fruit and 200 grams of large fruit. 60% of the fruit noodles are flushed with roses. The pulp is white, hard solute, rich and sweet flavor, soluble solids content 15%, fragrant, sticky core. The yield is good. Suitable planting area and variety adaptability: Queen flat peach has the phenomenon of fruit cracking, which can be planted in the north of the Yellow River and cultivated in the northern protected area. Key points of cultivation techniques and points for attention: (1) there is fruit cracking phenomenon, pay attention to reasonable irrigation, maintain soil moisture, fruit bagging should be carried out when planting in Huang-Huai-Hai area to prevent fruit cracking. (2) other peaches with morning dew flat. 3. The origin of Nongshen flat peach variety: NJ602903 (GoldenGolbe × R1T6) was used as the female parent and Pallas as the male parent in New Jersey, USA, which was named in 1985. Variety characteristics: the tree posture is half-open and the tree potential is medium-strong. All kinds of fruit branches can bear fruit, most of them are compound flower buds, and the initial nodes of flower buds are 3 ~ 4, with high yield, rose flowers and a large amount of pollen. It blossoms in early April in Zhengzhou, Henan Province, and the fruit matures in the middle of July. The fruit development period is 100 days. The cooling capacity is 750 hours. Fruit characteristics the fruit is medium-sized, with an average single fruit weight of 90 grams and a maximum of 130 grams. The fruit shape is flat, the top of the fruit is concave; the peel is milky white, full of bright red halo, the skin is easy to peel off; the pulp is milky white, there is little red near the core, hard solute, crisp and sweet when hard ripe, soft and juicy after ripening, rich and sweet flavor, fragrance, soluble solids 10.7%, out of the core. Suitable planting area and variety adaptability: Nongshen flat peach has strong adaptability and is suitable for cultivation in all peach producing areas except Guangdong, Guangxi and Fujian. Key points of cultivation techniques and matters needing attention: (1) the fruit setting rate is very high and the fruit is small, so it is necessary to thinning flowers and fruits properly. (2) the fruit is dark in color, and fruit bagging can improve the appearance and make the color more beautiful. (3) applying more organic fertilizer and N, P, K compound fertilizer to increase the number of fruits. 4. The origin of Ruili No. 4: the Institute of Forestry Fruit trees, Beijing Academy of Agricultural and Forestry Sciences, crossed late maturing large flat peach as female parent and Yangzhou 124 flat peach as male parent in 1985, the original code was 85-1-12, bred in 1994. Variety characteristics: the tree potential is medium, semi-open. Flower rose type, with pollen, high fruit setting rate and good yield. Zhengzhou blossoms at the beginning of April, the fruit matures around August 15, and the fruit growth period is 135 days. The cooling capacity is 700 to 750 hours. The fruit is flat, with an average single fruit weight of 200 grams, a large fruit weight of 350 grams, a green-white pericarp and a purplish red halo of more than 50%; the pulp is green-white, hard solute, thick and sweet, soluble solids 12-14%, sticky core. Suitable planting area and variety adaptability: suitable for cultivation in the north of the Yellow River and protected areas in the north (delayed cultivation). Key points of cultivation techniques and matters needing attention: (1) fruit cracking is easy to occur in areas with more Rain Water, so fruit bagging cultivation should be carried out. (2) the fruit color is purplish red, the appearance can be improved and the color can be made more beautiful by bagging, but the bagging time should not be too early, usually 3-4 days before harvest. 5. The variety characteristics of Zhongyou Fang No. 3 are as follows: the tree potential is moderate, the tree posture is half-open, and all kinds of fruit branches can bear fruit. The flower is bell-shaped, with a lot of pollen and high yield. It blossomed at the end of March and the beginning of April in Zhengzhou, Henan Province, the fruit matured at the end of July, and the fruit development period was 120 days. The shape of the fruit is flat, the top of the fruit is round, and the two halves are symmetrical. The average weight of a fruit is about 100 grams. The pericarp is milky yellow and 75% red. The pulp is yellow, hard soluble, dense, sweet flavor, soluble solids content 13%, aroma, quality. Leaving the core. It is extremely productive. The fruit is basically undehiscent. Suitable planting area and variety adaptability: suitable for cultivation in the vast areas north of the Yangtze River. Key points of cultivation techniques and matters needing attention: (1) the fruit setting rate is very high, so it is necessary to thinning flowers and fruits properly. (2) apply more organic fertilizer to improve fruit quality.