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Introduction to the Huayou 838 Rice Variety and Its Characteristics
Characteristics: The full growth period is 122-125 days for the early crop and 118-120 days for the late crop, with a plant height of 107-122 cm. It has strong tillering ability, a compact plant type, uniform heading, fresh green leaf color, and good color at maturity. The effective panicles per mu are 180,000-210,000, with about 135 total grains per panicle, a seed-setting rate of around 85%, and a 1000-grain weight of 25-27 g. The brown rice rate is 78.2, the milled rice rate is 70.4%, the head rice rate is 50.4%, the grain length is 6.0 mm, the length-to-width ratio is 2.6, the chalkiness rate is 49%, the chalkiness degree is 4.2, the transparency is grade 1, and the gelatinization temperature
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What are the key cultivation points of the potato-rice-vegetable rotation model?
The potato--rice--vegetable model is mainly promoted in mid- to high-altitude areas. The key cultivation points are as follows: (1) For potatoes, choose late-maturing varieties with high resistance to late blight, such as Jizhangru No. 5. (2) For late rice, it is advisable to choose high-quality combinations such as Liangyou 2186 and D702 Youduoxi No. 1, so as to take advantage of the large day-night temperature difference in autumn in mid- to high-altitude areas and the good grain filling of rice. (3) In mid- to high-altitude areas, winter temperatures are relatively low, so for winter vegetables it is advisable to choose cold-tolerant types and cold-tolerant varieties.
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Key Techniques for High-Yield Cultivation of Potatoes with Rice Straw Core Padding
1. Variety selection: For fresh potato vegetable varieties, choose Zihua 851, Zhongshu No. 3, Favorita, and other varieties. 2. Land preparation and bed making. Soil selection: Potatoes have a wide range of soil adaptability, and can be cultivated in both sandy soil and muddy land. However, choose loose-textured, well-drained, slightly acidic sandy soil with a pH of 5.5-6.5. Potatoes belong to the Solanaceae family and should not be continuously cropped with other Solanaceae crops or intensively mixed-cropped with them. Small high-ridge land preparation: After the previous crop is harvested, use a rotary tiller to plow and break up the soil, then use a bed-making machine according to the bed width including furrow of 110-
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Detailed Explanation of Potato Cultivation Technology with Rice Straw Mulching
In 2000, Zhejiang Province carried out research on a new technique for no-till rice paddy cultivation of potatoes with full rice straw mulching, changing "planting seed potatoes" to "placing seed potatoes" and "digging potatoes" to "picking potatoes." The whole process can be vividly summarized as "place, cover, pick," eliminating many operations such as plowing and land preparation, digging holes for planting, intertillage weeding, and digging potatoes. The fresh potato yield per 667 sq m was over 1500 kg. A few years ago, our province introduced this technique and demonstrated it successfully. 1. Select good varieties. Varieties suitable for planting in our province include:
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Introduction to the Characteristics and Traits of the Jijing 69 Rice Variety
Jijing 69 was bred by the Rice Research Institute of the Jilin Academy of Agricultural Sciences in 1991 from the progeny of the cross 769/02428//Zhansan. Characteristics and traits: Jijing 69 is sown from April 10 to 15, transplanted from May 20 to 25, heads from July 23 to 27, and matures around September 10. The growth period is 135 days and requires an effective accumulated temperature of 2650°C. Plant height is 95 cm, the stems are strong and resistant to lodging, the leaf color is light green, the flag leaf spreads horizontally after heading, tillering ability is strong, and the number of effective panicles per single plant
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Introduction to the Characteristics and Traits of the Jiyujing Rice Variety
Jiyujing is a new early japonica conventional rice variety bred by the Rice Research Institute of the Jilin Academy of Agricultural Sciences from Hui 73/Qiuguang.
=Rice Research Institute of the Jilin Academy of Agricultural Sciences Characteristics and Traits This variety has the following features: 1. It has good biological traits. The growth period is 135 days, requiring an effective accumulated temperature of about 2750°C, and it is insensitive to photoperiod and temperature responses. The plant height is 95-100 cm, the plant type is compact, the leaves are erect, and the leaf sheath, leaf margin, and leaf collar are all green. It has strong tillering ability, with more than 20 tillers per single transplanted seedling. -
Introduction to the Characteristics of the Jijing 14 Rice Variety
The super-high-yield japonica rice new variety Jijing 14 (90-3) is an excellent new variety combining high yield, disease resistance, high lodging resistance, and superior grain quality. Characteristics: In the Hebei Provincial regional trials and large-area demonstrations, this variety's average yield per mu exceeded the control by more than 15%, with a general yield of 750 kg per mu. In 1993, this variety was selected to implement Hebei Province's "Harvest Cup" high-yield program. On-site expert threshing verification showed that the average yields per mu of two high-yield fields (over 2 mu each) were 907.9 kg and 918.7 kg respectively. Among them, 918.7 kg exceeded Hebei Province's
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How does the rice variety Jiayou 99 perform?
Variety characteristics: This combination was bred by the Jiaxing Academy of Agricultural Sciences and is an indica-type hybrid combination. It has been trial-planted in our city for two years. The full growth period for single-season planting in our city was 154 days in 2001 and 148 days in 2002. It is highly photoperiod-sensitive, with moderate to above-average tillering, a plant height of 121 cm, a large panicle type, 228 total grains per panicle, a seed-setting rate of about 75%, and a 1000-grain weight of 27.9 g. It has good resistance; the flag leaf is erect, with green stems and yellow ripening, and good late-stage ripening appearance; it has good yield potential and extra-premium grain quality, with a yield in 2002
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Applying enzyme bacterial fertilizer to rice can improve planting efficiency
Enzyme bacterial fertilizer is a fertilizer that can improve the economic benefits of rice, as shown by its trial report. (1) Fertilizers tested: enzyme bacterial fertilizer, other compound fertilizer I, other compound fertilizer II, ordinary mixed fertilizer. (2) Trial situation: The trial site was set up at the trial base of Guangdong Sanren Company. The trial land area was 80 sq m, divided into 4 plots, each with an area of 20 sq m. The soil texture was newly reclaimed red soil, with low fertility. (3) Trial method: All four tested fertilizers were used as base fertilizer. The four
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Hanyou No. 3 rice saves water and resists drought, high-yielding and easy to grow
Rice is high-yielding, but afraid of thirst; upland rice is drought-tolerant, but its yield is slightly inferior. Shanghai rice experts ingeniously merged the advantages of the high yield of rice and the drought tolerance of upland rice into a single grain of rice seed, breeding the world's first water-saving and drought-resistant hybrid rice, "Hanyou No. 3". The author recently saw the mature "Hanyou No. 3" bent over from "exhaustion": each panicle bears 110 grains, and the yield per mu is better than that of conventional rice, while the rice field saves more than 50% of water. The new rice can go on the market in Shanghai at the end of the month. According to testing by a professional department, the grain quality of "Hanyou No. 3" reaches the Ministry of Agriculture's second-grade high-quality rice standard, and
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