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What to Do About Severe Soybean Lodging? A Detailed Guide to Practical Remedies
What measures can increase soybean yield? The more detailed the answer, the better. To increase soybean yield, you can use the following methods: 1. Thinning: On the basis of full emergence, thin the seedlings when the two opposite unifoliate leaves have unfolded, which generally increases yield by 10-20%. 2. Seedling pressing: When the first trifoliate leaf of some soybean seedlings has unfolded, choose a sunny...
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How to prevent and control cotton pests and diseases? A practical guide for growers
How should cotton be planted to prevent and control pests and diseases? When should it start? Strict seed disinfection; strongly advocate buying and selecting high-quality coated seeds that have undergone foam acid delinting, fine selection, and coating with highly effective fungicides and insecticides; for any cotton field where coated seeds are not used, the cotton seeds used must also be treated with highly effective fungicides...
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How to prevent and control verticillium wilt in chrysanthemums? A detailed guide to practical methods
I. Symptoms of damage: Verticillium wilt of chrysanthemum occurs commonly; infected plants have yellow, weak leaves, and the yellowing is initially limited to a few lower leaves, then gradually increases, and old leaves turn brown and die. Flowers are small or fail to bloom. II. Morphological characteristics of the pathogen: The pathogen is Verticillium dahliae Kleb., a fungus of the class Deuteromycetes. Mycelium...
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How to root chrysanthemum cuttings in water? Practical tips to help you propagate easily
Chrysanthemum foliar nematode disease is one of the important diseases of chrysanthemums. It is distributed all over the world, and occurs in Shanghai, Nanjing, Hefei, Guangzhou, Changsha, Kunming, Zhejiang and other places in China. It mainly damages chrysanthemum leaves, causing them to turn yellow and drop early. In addition to chrysanthemums, this nematode also harms China asters, black-eyed Susans, dahlias, ...
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How to Improve Longan Trees? Practical Methods and Techniques Explained
How can longan trees be improved? Please give guidance. Longan tree improvement can be carried out with reference to the following techniques: 1. Improve the soil. ① Expanding holes and improving soil: dig strip-shaped trenches 40-60 cm deep, 30-40 cm wide, and 100-150 cm long at the drip line of the trunk, cutting the roots to promote new root growth. ② Do a good...
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What are some practical methods to increase sweet potato yields?
What methods can increase sweet potato yields? Please advise. To increase sweet potato yields, you can refer to the following methods: (1) Change vine turning to vine lifting. In the past, many farmers habitually turned sweet potato vines, lifting the stems and vines with a wooden stick and beating them hard to prevent them from rooting. During the growth of sweet potatoes, vines are generally turned 2-3 times, causing heavy damage to the stems and vines and reducing yields by up to 20%. Switching to vine lifting can increase yields by more than 10%. The method is: when the field is watered or after rain, lift the stems and vines by hand and move them to another place, so the original leaf layers are not disturbed and the sweet potato stems and vines will no longer root.
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How to prevent and control rose pests and diseases? A full breakdown of practical methods
The most common diseases of roses include powdery mildew, black spot, dieback, and rust; there are dozens of possible pest infestations, the most common being scale insects, aphids, spider mites, thrips, slug moth caterpillars, and sawflies. For the above pests and diseases, prevention and control efforts must be intensified. During the dormant period, pruning work should also be carried out...
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How to Grow Chicken-Heart Wampee? A Complete Guide to Practical Methods
How to grow chicken-heart wampee? For guidance on growing chicken-heart wampee, you can refer to the following methods: 1. Main cultivated varieties. At present, the main cultivated varieties are chicken-heart wampee, selected large chicken-heart wampee, and others. 2. Environmental requirements of wampee. (1) Temperature: Areas with an annual average temperature above 20°C and an average January temperature above 12...
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How to prevent and control jujube brown spot disease? A full breakdown of practical tips
How to prevent and control jujube brown spot disease? Please explain the methods. Jujube brown spot disease is one of the main causes of leaf drop and fruit drop in winter jujube, and its damage is extremely serious, so prevention and control of this disease must be grasped early and well. Brown spot disease is what jujube farmers commonly call rigid rot disease or rotten fruit disease. The disease mostly starts from the jujube stalk, and some also occurs from the middle part of the jujube fruit...
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How to Identify and Control Black Spot on Roses? A Detailed Guide to Practical Methods
This disease occurs commonly and causes serious damage, resulting in heavy leaf drop in roses and enormous losses. The pathogen is a fungus of the genus Actinonema in the subphylum Deuteromycotina. 1. Symptom identification: At the initial stage of the disease, brown radial lesions appear on the leaf surface, which gradually expand into circular or nearly circular lesions with a diameter of 4-12 mm; in severe cases...
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