Laiwu sliced ginger
Excellent varieties in Laiwu City, Shandong Province. The growth potential is strong, generally: 70-80 cm high, with a height of more than 1 m. The leaf color is green, the branching force is strong, [often each plant has 10-15 branches, more than 20. Rhizome yellow bark: the number of meat and ginger balls is more and closely arranged, the upper nodes of ginger balls are many, the internodes are short, and the upper 5 scales are reddish. The rhizome has tender meat, strong pungent fragrance, good quality, resistance: durable. Generally, a single wipe of rhizome weighs 200 Mel 400 grams, and the weight can reach about 750 grams. Cultivated in Ginger District, Shandong Province, it was sown in early May and harvested in mid-late October. Generally, the yield was 2,500 kg per 57 m', and the highest yield could reach 3000m 4000 kg.
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Occurrence and control of ginger borer, Chilo suppressalis
Ginger borer (also known as corn borer, belonging to Lepidoptera, Pyralidae) is the main pest harmful to ginger. Its feeding habits are very miscellaneous, and when it is harmful, it bites the tender stem with larvae, and then drills the stem (there are decay chips and insect dung accumulation in the hole), which hinders the transport of water and nutrients, making the stems and leaves above the wormhole withered and withered, and it is very easy to break when there is an external force. 1. Occurrence regularity. Ginger borer generally occurs 3-4 generations a year in our land, and the concentrated damage period coincides with the vigorous growth period of ginger plants. The transformation of the larvae is harmful to the mature larvae.
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A new method of threshing and cleaning of eggplant seed
The conventional manual cutting and cleaning method of eggplant seeds is time-consuming and time-consuming. Especially when the amount of eggplant is large and the weather is unstable, it is not conducive to harvest and sun exposure. Manual cutting, the seed color is often poor, such as easy to gray, dim phenomenon, affecting the appearance quality, and when picking seeds, it is not easy to clean, scattering loss is also more. The first advantage of the new method of threshing with the washing machine is that the processors no longer dig seeds directly with their fingers, which greatly reduces the labor intensity, saves labor and time, and the work efficiency is 8-10 times higher than that of the hand method. This method does not affect the normal germination of seeds.
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