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What are the characteristics of each developmental stage of soybean?
(1) Germination stage: refers to the period from seed germination to seedling emergence, which takes 10-15 days for spring soybeans and 4-6 days for summer soybeans. The germination stage of soybean mainly requires appropriate temperature and suitable soil moisture. It is required to carry out seed treatment before sowing, improve the quality of land preparation, sow at the right time, ensure that the field soil is loose, and prevent excessive soil moisture and poor permeability, which can delay seedling emergence or even cause seed rot. (2) Seedling stage: refers to the stage from seedling emergence to flower bud differentiation. It requires an average daily temperature above 20°C and 19%-20% soil
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Detailed explanation of key points of goji berry cultivation techniques, teaching you how to grow goji berries well
1 Growth habits. Goji berry has strong adaptability; during the growing season it can endure high temperatures of 38°C, and its cold resistance is also strong. Goji berry can adapt in both survival and effective production. The most suitable temperature for flowering is 17°C~22°C, and the most suitable temperature for fruit development is 20°C~25°C. When the autumn temperature drops below 10°C, fruit growth and development slow down. Goji berry is a strongly sun-loving tree species; without light it does not bear fruit, and it is not suitable for cultivation under shaded conditions. It has low requirements for soil and is tolerant of salinity and alkalinity. It grows and develops normally on sierozem and desert soil with a soil salt content of 0.5%~0.9% and a pH value of 8.5~9
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How to dwarf a hydrangea? Let me teach you a simple method
Hydrangea, also known as bigleaf hydrangea or pink ball flower, is an evergreen small shrub in subtropical and tropical regions. It prefers semi-shaded and humid environments. During the flowering period, the flowers bloom profusely, and their color changes with the pH of the soil: when the soil is alkaline, the flowers are pale red; when the soil is acidic, the flowers are blue, making them extremely attractive. The normal flowering period of potted hydrangea is from May to August. If no treatment is carried out and it is allowed to sprout and grow freely, its plant height can reach 50-70 cm, it is prone to lodging in the pot, and the flowers are relatively small, which affects its ornamental value. How to make potted hydrangea
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How to identify the early symptoms of sick rabbits, teaching you to spot them early
Rex rabbits have delicate bodies and are sensitive to external conditions, with the characteristics of sudden onset, rapid death, and rapid recovery with timely treatment. Since rabbits often fall ill at night, feeding them in the morning is the time to observe cage by cage and litter by litter, making it easiest to identify suspicious sick rabbits. Specifically, you can start with checking, looking, touching, and measuring. 1. Check. A healthy rabbit has pink ears and bright eyes. If the ears are red or light purple, it indicates overheating, which can be relieved by placing the rabbit in a ventilated cage with less movement; if the ears are pale and cool to the touch, it indicates drinking too much cold water or being chilled, and
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Detailed Guide to Identifying and Controlling the Green Peach Aphid
The green peach aphid (Myzus persicae) causes extremely widespread damage. Adults and nymphs gather in groups on the undersides of leaves and on tender shoots to suck sap. Infested leaves curl irregularly toward the underside, which affects the growth of new shoots on peach trees and spreads viruses. The green peach aphid can damage more than 300 species of plants, making it one of the most difficult pests to control. Winged viviparous females are green or yellow-green; brown and reddish-brown forms also occur, with colors varying according to the host; wingless viviparous females are green, yellow-green, apricot-yellow, and reddish-brown; nymphs are small and pale red; eggs are mostly laid on the host's shoot tips, bud axils, and small branch forks
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How to cultivate and manage late-maturing peaches? Detailed explanation of the key technical points
I. Orchard site conditions Late-maturing peaches and winter peaches require environmental conditions similar to those of ordinary peaches. In Yunnan, at an altitude of 1800-2100 m, an average temperature of 12°C-15°C, an annual accumulated temperature of ≥10°C of 4000°C-4500°C, annual rainfall of 800-1000 mm, annual sunshine of about 2000 hours, good irrigation and drainage conditions, convenient transportation, gentle terrain, deep soil, sandy loam or light gravelly loam, loose and fertile, rich in organic matter, and a pH of 5-6.5, all such areas can be planted. II. Variety selection From the trial plantings in various places so far
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Detailed explanation of candied jujube processing technology, teaching you to make delicious candied jujubes
1. Selection and grading of jujube fruit: Remove insect-damaged fruit and mechanically damaged fruit, then grade according to the size of the fruit circumference. 2. Scoring of jujube fruit: The jujube fruit should be scored longitudinally, with the depth of the score being half of the flesh and the length of the score being the length of the jujube fruit. 3. Sugar boiling: The sugar boiling process requires 3 rounds in total. In the first round, put equal weights of sugar and water into a stainless steel boiling pot and bring to a boil, then pour the prepared jujube fruit into the boiling pot, with the best result being that the sugar liquid submerges the fruit. After boiling for 30 minutes, turn off the heat, but do not
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Introduction and Characteristics of the Cangfang Zaosheng Peach Variety
A Japanese variety, bred by Cangfang Yingzang in 1945 by crossing (Tuscan x White Peach) with a seedling (a non-melting early-maturing variety). Named in 1951. Introduced to China in 1966. The fruit is round and fairly symmetrical, with a round and flat apex; average single fruit weight 127 g, maximum fruit weight 206 g; the skin is milky white, with dark red spots or blush on the sun-exposed side, and is not easy to peel; the flesh is milky white with a slight red tinge, firm-melting, sweet in flavor, and aromatic; soluble solids 12.0%. Clingstone.
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Can 5 is a fine yellow peach variety suitable for canning
Can 5: Bred in Japan, a famous old canning variety. Mid-season cultivar, single fruit weight 107 g, fruit round, relatively symmetrical, fruit apex slightly concave or flat, skin golden yellow, with more red blush on the sun-facing side, skin not easy to peel. Flesh orange-yellow, fine texture, strong toughness, little juice, non-melting, sweet-tart flavor, clingstone, ripening period late July.
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Introduction to the Zaomei peach variety and its characteristics
Zaomei---bred by the Institute of Forestry and Pomology, Beijing Academy of Agriculture and Forestry Sciences, from the cross Qingfeng * Zhaoxia. This variety has strong growth vigor, good flower bud formation, many compound flower buds, and early fruiting with high yield. The fruit is nearly round, with an average single fruit weight of 97g and a maximum of 168g, and the fruit shape is uniform; the color is brilliant, with fine rose-red dots or a blush covering 1/2 to the entire fruit surface; the flesh is white, hard-melting, juicy, rich in flavor, and of superior quality; the pit is clingstone and small. The fruit ripening period is June 6---10, 3---5 days earlier than Chunlei. Both the tree and the flower buds are cold-resistant.
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