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How to get more fruit set on jujube trees? Remember these three tips
1. Rationalized control. Before flowering (around early May), apply 0.5-0.75 kg of urea per large tree and 0.25 kg per young fruiting tree; after flowering, during the young fruit development stage (mid-to-late June), apply a nitrogen, phosphorus, and potassium compound fertilizer once more, about 0.75 kg per tree. At the early full-bloom stage, spray a 10-50 ppm gibberellin solution or at the full-bloom stage...
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Detailed management measures for the three main periods of grapes
The main flowering-period diseases of grapes such as Summer Black and Red Globe are gray mold and rachis blight, both of which are fungal diseases. Gray mold, also known as bunch rot, has occurred rather severely in recent years; in heavily affected orchards it can destroy more than 70% of flower clusters, mainly harming the corolla, pedicels, rachis and newly set young...
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Detailed Explanation of Control Methods for the Three Major Diseases of Navel Orange
When navel orange was top-grafted onto mature Satsuma mandarin trees, the fruiting characteristics appeared normal in the first two years, but thereafter varietal degeneration symptoms appeared year by year: shorter shoots, smaller leaves, lighter leaf color, weaker tree vigor; lower fruiting rate, smaller fruit size, dull and lusterless peel, weaker flavor, and declining fruit quality. In production practice...
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Detailed Explanation of the Key Technical Points for the "Three-Avoidance" Cultivation of Melons
Scientific fertilization. According to the fertilizer and water requirements during the melon's growth period, supply fertilizer and water in a balanced manner; do not irrigate or fertilize blindly. When fertilizing, not only should sufficient base fertilizer be applied to meet the needs of the melon's early growth, but also timely topdressing should be carried out in the later stage of melon growth to meet the fertilizer requirements of the melon's later growth. Reasonable irrigation...
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How to manage cherry trees in spring? Remember these three measures
The first fruit of early spring, cherries are in their blooming period. To manage cherry trees well in spring, pay attention to the following three measures: 1. Pay attention to balanced fertilization. Cherry trees, like other plants, need large amounts of mineral elements during growth and development, such as nitrogen, phosphorus, potassium, calcium, magnesium, iron, boron, zinc, etc. Without these...
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Three measures to take good care of kiwifruit in summer management
What causes kiwifruit to start dropping fruit? A survey of the fruit drop phenomenon found that every dropped fruit has a hard patch, with a spongy texture forming beneath the hard patch, and in severe cases rot. The main cause of fruit drop is considered to be damage by stink bugs, followed by the spotted lanternfly. In response, the following introduces control methods for stink bugs. The species occurring on kiwifruit is called the pear...
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Three accuracy points for winter pruning of kiwifruit
Cultivation value: Kiwifruit originated in China, and because its fresh fruit is especially rich in vitamin C, it has become popular all over the world and has become an emerging fruit tree. In addition to vitamin C content being several to more than ten times higher than that of apples and sweet oranges, the fruit also contains vitamin P (rutin) and proteolytic enzymes, which can lower blood pressure and help...
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Grape disease and pest prevention: using these three sprayings well is the key
1. Peeling. In early spring, first lay a layer of plastic film under the grapevines, then peel the bark off the canes and let it fall onto the film; at the same time cut off diseased and pest-infested branches, gather them together with the bark scraps on the film and burn them outside the vineyard. 2. Deep plowing. Along with applying the grape bud-break fertilizer, carry out one deep plowing of the whole vineyard, with a depth of 2...
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Detailed Explanation of the "Three Early" Cultivation Techniques for Plums
In recent years, plum trees have developed rapidly. As the area has increased, standardized cultivation and management techniques have become fundamental to efficient plum orchards. 1. Planting techniques 1.1 Variety arrangement Due to climatic constraints, varieties suitable for growing in our city should be selected, including Dazi Li, Yuhuang Li, Suiling Li, etc. Most plum varieties are self-fruitful...
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Three Simple Methods to Protect Greenhouse Grapes from Freezing
In recent years, the area under protected grape cultivation has increased. Due to large temperature fluctuations in early spring, temperature inversion easily occurs inside the greenhouse, causing early-sprouting varieties to suffer freeze damage. The following measures can be taken in production for prevention and remediation. 1. Water 1 day before the cold snap arrives to increase soil moisture and air humidity inside the greenhouse, using moisture to regulate temperature. 2. In the vineyard...
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