论文部分内容阅读
塑料大棚栽培黄瓜,从开始采收到结束,每亩可收获黄瓜近1.5万公斤,收入可达6千—1万元,其高产栽培方法如下:1.选用良种.大棚内黄瓜种最好选用第一代杂交种,要求其主要特点具备:生长势旺盛,雌花节位低,雌型株占80％以上,每节都着生雌花,成果率达98％以上.2、培育壮苗.北方一般在2月中、下旬将种子放进温水中催芽,然后播于温室的床土中,土壤温度最好用地热线进行自动控制,温度保持在20℃以上,如温度不够应用煤炉辅助
Plastic greenhouse cucumber cultivation, harvesting from the beginning to the end of each cucumber harvest can be harvested nearly 15,000 kilograms, income up to 6 1000 -1 million, its high-yield cultivation methods are as follows: 1. Selection of elite cucumber species in the greenhouse the best selection The first generation of hybrids, with its main features are: strong growth potential, low female flower nodes, female strains accounted for more than 80%, each section with female flowers, the results rate of 98% .2, nurturing strong seedlings. Usually in mid-February, the seeds will be put into warm water in the germination, and then sown in the greenhouse soil, the soil temperature is best to use automatic control of the hotline, the temperature was maintained at 20 ℃ above, such as the temperature is not enough Application of coal stove auxiliary