How to apply fertilizer and prevent pests when planting Astragalus membranaceus?
How to apply fertilizer and prevent pests when planting Astragalus membranaceus? Please help introduce the method of Astragalus fertilization and insect pests can refer to the following methods: first, fertilization management. Astragalus is more fond of fertilizer, and it needs topdressing 2 Mel 3 times a year on the basis of sufficient base fertilizer. After the first seedling was full or turned green, farm manure was applied; after weeding and weeding in the second time, ring fertilizer was applied; for the third time, 2000 kg of high quality farm manure and 150kg cake fertilizer were applied to perennial astragalus after withered seedlings in winter. After mixing evenly, ditch application was made between rows and soil was cultivated after application. 2. pest control: when grubs and other underground pests are found in the growing period, the plants are drip irrigated with 1000 times of solid trichlorfon, and the aphids can be sprayed with 1000 times of dimethoate EC to control astragalus seed wasps in the green fruit stage. The larvae of bean pod borer were sprayed with 50% malathion 1500ml 2000 times, powdery mildew could be sprayed with stone-sulfur mixture with Baume degree of 0.1 ml 0.3 degrees, or 500 times with 70-100g triadimefon per mu. Click to get more planting techniques of Radix Astragali
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How to grow Radix Salviae Miltiorrhizae?
How to grow Radix Salviae Miltiorrhizae? How many planting methods are there for Salvia miltiorrhiza? Salvia miltiorrhiza is a perennial herb salvia miltiorrhiza (SaLviamiltiorrhiza,Bge) of Labiatae. Xi said: blood ginseng, purple salvia miltiorrhiza, red root and so on. Salvia miltiorrhiza has strong adaptability, like warm, moist, sunny environment, cold tolerance, shade tolerance, etc.
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How to prevent and cure astragalus purple feather disease?
How to prevent and cure astragalus purple feather disease? Please introduce the pathogen of astragalus purple feather disease is a kind of basidiomycetes in fungi, which mainly harms the underground roots, first occurs in the underground fibrous roots, and then spreads to the lateral roots and main roots. A layer of white thread can be seen on the roots at the initial stage of the disease. after the development of the disease, it became purple-brown and phase.
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