-
Full Analysis of Key Points for Spring Corn Cultivation Techniques
Adapt to local conditions and select improved varieties. In plains and hilly areas, promote Yedan 13 and Xiyu 3, paired with Huayu 4, Zhongdan 32, Chenghai 1, and Yuanzheng 808; for interplanting in cotton fields, select the short-stalked, short-growth-period Yedan 22 and Yedan 51; in suburban areas, where fresh eating is the main purpose, waxy corn (2319, -21.00, -0.90%) such as Zhongnuo 1 can be planted....
-
Key Sugarcane Spring Management Techniques and Precautions
Use phosphate fertilizer: Fully crush the phosphate fertilizer, thoroughly mix it with garbage fertilizer and farmyard manure, and compost the mixture before applying. In recent years, many sugarcane growers have directly scattered phosphate fertilizer into the furrows; with this practice, the utilization rate of phosphate fertilizer is less than 10%, and more than 90% is fixed by the soil into ineffective phosphate and wasted. Suggestion: per mu, use 30-50 kg of phosphate fertilizer, fully crushed...
-
Key Field Management Techniques for Head Lettuce in Summer
First of all, pay attention to fertilizer and water management. Because summer temperatures are high, light is intense, ground evaporation is great, and crop transpiration is also high, frequent watering is needed in the early stage after transplanting to keep the soil moist. Entering the rainy season of July to August, after each heavy rain, drainage should be carried out promptly and cool water should be applied to lower the temperature, so as to protect the leaves. In the later stage of growth, water should be properly controlled, ...
-
Detailed Explanation of Lettuce Cultivation Techniques in Greenhouses
Growers who have greenhouses can cultivate lettuce and other leafy vegetables in the open space outside the greenhouse, making full use of land resources and improving economic returns. Lettuce is also known as leaf lettuce, butterhead lettuce, qianjin cai, etc., and is named for being edible raw. It is an annual herbaceous plant of the genus Lactuca in the Asteraceae family that can form a head or tender leaves for consumption. Lettuce leaves...
-
How to grow scallions for high yield? A detailed guide to high-yield scallion cultivation techniques
High-yield cultivation techniques for scallions
-
-
Key Points of Seedling-Raising Techniques for Winter Greenhouse Cultivation of Lettuce
① Variety selection: Choose varieties with strong cold tolerance, disease resistance and strong adaptability, such as 'Emperor', 'Salinas', 'Great Lakes 659', etc. The seedbed should be fertile sandy loam with strong water- and fertilizer-retention capacity. ② Seedbed preparation: Because lettuce seeds are small, seedbed tillage must be strict, the soil must be finely prepared, and the bed soil should be as fine and crumbly and level as possible. Every 10...
-
How to Grow Lettuce for High Yields? A Detailed Guide to Cultivation Techniques
Lettuce seeds are grayish-white or dark brown achenes, with a thousand-seed weight of about 0.8 to 1.2 grams. Before sowing, treat the seeds with 70% Dexon at 0.3% of the seed weight. Lettuce seeds have low temperature requirements for germination; seeds can germinate at around 4°C, so sowing can begin in late March. Before sowing, water the seedbed thoroughly, ...
-
Control Techniques for Lettuce Brown Spot and Black Spot
Lettuce brown spot and black spot mainly damage the leaves. Brown spot leaf spots show two types of symptoms: one initially appears water-soaked, then gradually expands into circular or irregular brown to dark gray lesions, 2-10 mm in diameter. The other is dark brown lesions with irregular edges and a water-soaked halo around the perimeter. On damp...
-
Symptom Identification and Control Techniques for Lettuce Gray Mold
A reader from Jiangsu asks: what are the symptoms and control methods of lettuce gray mold? Answer: Lettuce gray mold mainly damages leaves and stems, and infection can occur from the seedling stage to the mature plant stage. Infection at the seedling stage. Leaves and young stems show water-soaked rot, with gray mold growing on the diseased parts. Leaf infection. It starts from the mature leaves near the ground...
条件筛选