论文部分内容阅读
开原县清河镇清河大队第四生产队,1981年采用地膜覆盖、高架栽培2.5亩番茄,亩产11,004斤,产值450元,比露地小架栽培产量提高1.1倍,采收期延长15～20天。 选用从墨西哥引入的特洛皮克品种。3月20日在温室无土育苗。7天后幼苗拱出基质时,撤下薄膜,进行绿化炼苗。当幼苗长至2～3片真叶时(4月20日)移入塑料中棚。棚内床土以国土5份、腐熟马粪3份、细大粪末2份的比例配制,行株距2×2.5寸,边移植、边浇水。移后做好防寒保温,促进缓苗。后期加强通风浇水,控制温湿度,争取在定植时秧苗普遍开花现蕾。
The fourth production team of Qinghe Brigade in Qinghe Town, Kaiyuan County, was mulched in 1981 and raised 2.5 hectares of tomatoes per hectare, yielding 11,004 catties per mu and producing a value of 450 yuan, 1.1 times more than that of small frame cultivation in the open field. The harvesting period was extended by 15-20 day. Selection of Tropic species introduced from Mexico. March 20 Soilless seedlings in the greenhouse. 7 days after the seedlings arched out of the matrix, the film was removed for greening seedlings. When the seedlings grow to 2 to 3 true leaves (April 20) into the plastic shed. Bed soil bed to soil 5 parts, 3 parts of matured horse manure, fine dung 2 copies ratio preparation, line spacing 2 × 2.5 inches, while transplanting, while watering. After moving well cold insulation, to promote Huanmiao. Later to strengthen ventilation and watering, temperature and humidity control, for the planting of seedlings generally flowering buds.