licorice seed peak
On the seed coat of the egg-laying green fruit of the adult, the larva eats the seed after hatching and pupates in the seed. After the adult Eclosion, the adult bites through the seed coat and escapes, the damaged seed eats into an empty shell, and there are round small Eclosion holes in the seed coat and pod, which has a great influence on the yield.
Control method: ① removes the residual leaves in winter to reduce the source of insects. Before planting ②, the seeds must be treated, bugs removed or seeds mixed with carbaryl powder. Pesticide spray was used in the occurrence period of ③, especially in the green fruit stage.
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What are the characteristics of Ghost rage Gump Strawberry varieties? Under what conditions is it suitable for cultivation? How to cultivate it?
Gunugan is a Japanese strawberry variety with prosperous growth, wide adaptability, high fruit yield and resistance to storage and transportation. it is especially suitable for early ripening cultivation in greenhouse and is a new strawberry variety with excellent comprehensive characters. The root system of this variety is developed and prosperous, and its cold and high temperature resistance is stronger than that of ordinary varieties, so it is suitable for cultivation in the south and north. The fruit is conical, the single fruit weighs 25 to 68 grams, the fruit color is bright orange red, the flesh is red, the flesh is fine, crisp and refreshing, the flavor is strong, the flavor is good. The fruit is resistant to storage and transportation. The harvest period is long and the yield is high. Greenhouse cultivation can be carried out from December.
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How to deal with licorice seeds?
At present, there are the following methods used in production: (1) sand grinding method: the licorice seeds and clean river sand are mixed at a ratio of 1 to 1, put into a container, stirred repeatedly to make them rub, and can be sown when the seed coat is not bright. This method is labor-consuming and is only suitable for the treatment of a small number of seeds. (2) Rice milling machine treatment: licorice seeds were milled with electric rice grinder for 3 times in order to cut the seed coat and keep the seed unbroken. (3) heating and re-soaking method: soak the seeds in 60 ℃ warm water for 6-8 hours, bleach out the seeds that have been soaked in the upper layer by the "rice washing method", and then rinse the seeds in the lower layer.
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