论文部分内容阅读
有限果枝棉属早熟陆地棉,生育期125天左右。它现蕾早、结铃快、座桃稳、伏前桃多、吐絮畅而集中,霜前花高达98%。它的最大特点是树体象一条鞭芝麻一样全身挂满棉桃,果紧挨主干生长,每节1~6个桃,自动封顶。它抗病性强,经多年试种,基本上不打药。经国内许多省区多点试种,表现优异,一般亩产皮棉120~150kg,高产达250kg。7402棉属柱型“()”式品种,节间短,果节位低,果枝短。果枝长度1~20cm,叶片大而上冲,成龄率高达70%。单株营养面积小,每亩可植5000~8000株,株结桃30~50个,有效地解决了个体与群体之间的矛盾,从而达到高产的目的。整个生育期不需整
Limited fruiting cotton is precocious land cotton, growth period of 125 days. It is early budding, fast bell, peach steady, voltaceae pre-voluntarily, spit floc smooth and concentrated cream before the flower up to 98%. Its most prominent feature is that the body is like a whip sesame covered with peach, the fruit close to the main growth, each section of 1 to 6 peach, automatically capped. It is disease resistant, after years of trial, basically do not fight drugs. Many domestic provinces and autonomous regions by trial, excellent performance, the general average per mu lint 120 ~ 150kg, high yield of 250kg. 7402 Cotton columnar “()” type, short internodes, fruit node is low, fruiting branches short. Fruit branch length of 1 ~ 20cm, large leaves on the red, adult rate as high as 70%. Plant small area of nutrition per acre planted 5000 ~ 8000 strains of peaches 30 to 50, effectively solve the contradiction between individuals and groups, so as to achieve the purpose of high yield. The whole growth period without the whole