Shannong Youmai 2
Nurtured by Shandong Agricultural University. From 1997 to 1998, the average yield per mu in the regional trial was 387.21 kg, 16.8% higher than that of the control. Crude protein content 13.3%, wet gluten 32.4%, sedimentation value 39.4ml, formation time 3.7min, stable time 4.2min. Approved by Shandong crop Variety approval Committee in April 2000. The summer harvest area of 2002 is 40,000 mu, which is mainly produced in Taian.
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Jimai 19
Jimai 19 (original code 935031) is a new noodle wheat variety with high yield and high quality bred by crop Research Institute of Shandong Academy of Agricultural Sciences. It was approved and named by Shandong crop Variety approval Committee in April 2001. Characteristics: winter, seedling semi-creeping, good overwintering, plant height 80 cm, ear spindle-shaped, compact plant type, strong tillering ability, high panicle rate, lodging resistance, medium resistance to stripe rust, leaf rust, high resistance to powdery mildew. The quality test reached the standard of medium gluten varieties. The number of ears per mu is 350000-40
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Morphological characteristics of Rice Root and Leaf Beetle and its Control techniques
Rice root leaf beetle, also known as rice root golden flower worm, belongs to Coleoptera, Chrysomelidae. The adult is about 6 mm long, with greenish brown and metallic luster on the back and antennae, and dense silver hairs on the ventral side. The lower part of each leg segment was enlarged, and there was a dentate thorn at the proximal end of the posterior leg segment. There are several parallel longitudinal grooves composed of engraving points on the sheath wing. The eggs are laid in blocks and covered with a white transparent gel. The egg is long oval, slightly flattened, about 0.8 mm long, colostrum white, and then becomes yellowish. The larva is about 9 mm long, spindle-shaped, white slightly curved, with 3 pairs of chest feet.
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