Upland rice 65
Upland rice 65 is a new upland rice strain bred by China Agricultural University. The japonica type has strong drought resistance, and the whole growth period is 95-125 days. The demonstration planting in Hejian City, Hebei Province from 1997 to 1999 is 405ha, with a yield of about 400kg per square meter, and the actual yield of the high-yield plot is 457kg (sown on June 15-20, with a growth period of 105110d).
Characteristics: plant height 85-105 cm, stalk stout, compact plant type, flag leaves raised, leaf color dark green, strong lodging resistance, high resistance to rice blast, good quality. 667 square meters carry the number of effective panicles 200000-250000. It is suitable for summer sowing of wheat in central and southern Hebei, Henan and Shandong, and spring sowing of one-cropping rice in the northeast, northwest, northern part of North China and high mountain areas in the south. It can be directly seeded or transplanted, with a sowing rate of 6-8 kg per 667 square meters.
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Key points of cultivation techniques of Upland Rice
Upland rice, usually cultivated directly in dry land, is especially suitable for planting in low-lying land, does not need water layer in life, and depends entirely on natural rainfall or rice cultivation supplemented by appropriate irrigation when drought occurs to a certain extent. Its planting management is similar to that of wheat. The key points of upland rice cultivation techniques are as follows: one is to sow to protect the whole seedling, the second is to control weeds in the field, and the third is that various cultivation techniques must be matched. First, the selection of varieties. In order to obtain higher yield of upland rice, varieties suitable for dry cultivation must be selected. The requirement is that the growth period of ⑴ should be moderate.
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Upland rice 297 (recognized)
The variety comes from the College of crops, China Agricultural University, which was bred in 1993. The parent is: Mujiao 78-595×khaomon. It was recognized by Beijing in 2000. 2. The characteristics of spring sowing of one-season upland rice in Beijing, Tianjin, Hebei, southern Liaoning and northern Shandong, with a total growth period of 130-140 days, and dry direct seeding of wheat stubble in Huang-Huai region, with a total growth period of 110-120 days. It has strong drought tolerance, developed root system, sturdy stem, luxuriant growth and strong lodging resistance. The plant height is 100-120 cm, the tillering ability is weak, and the plant type is tight.
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