1) topdressing amount of KNO_3
KNO3追肥用量
1.
A field trial was conducted to determine the appropriate topdressing amount of KNO_3 for flued-cured tobacco.
结果表明,在一定范围内随着KNO3追肥用量的增加,烟叶的产量、上等烟比例、中上等烟比例、均价、产值都相应地提高,而且总糖、还原糖以及钾含量也相应提高,而烟碱、总氮则相应减少。
2) fertilizing quantity
追肥量
1.
[Objective] This study intended to study whether irrigation frequency,fertilizing quantity and colonization density were the major factors which caused cracking prematurely in spring cabbage leafy head.
【目的】探讨灌水次数、追肥量和定植密度3个栽培因子是否为引起春甘蓝叶球过早裂球的主要因素。
3) Nitrogenous fertilizer quantity
氮肥追施量
4) potassium nitrate
KNO3
1.
Cell growth and astaxanthin synthesis of Phaffia rhodozyma with potassium nitrate, sodium nitrate, ammonium sulfate and peptone as nitrogen source, were studied.
比较了红发夫酵母(Phaffiarhodozyma)以KNO3、NaNO3、(NH4)2SO4及蛋白胨为氮源的细胞生长及虾青素合成过程,重点研究了KNO3对红发夫酵母生物合成虾青素的影响。
2.
The capacity of synthetic 4A zeolite molecular sieve treated with molten salts to occlude ammonium nitrate and potassium nitrate has been determined,and the salt-occluded zeolite 4A has been characterized with XRD,IR and TG-DTA methods.
实验研究了4A沸石分子筛经熔融盐处理后对KNO3和NH4NO3的吸持作用。
5) KNO 3
KNO3
1.
Though 50 mmol·L -1 KNO 3 had no effects on microcorm number, it could increase the mean fresh weight of microcorm per vessel as high as 12.
浓度为 5 0mmol·L-1的KNO3 对芋试管球茎数量影响不大 ,但对鲜重有较大影响 ,单瓶试管球茎的鲜重提高幅度为 12 。
2.
Treatments with different combination of H 2O 2 and KNO 3 on the germination of aged cotton seed results showed that the suitable concentration of H 2O 2 and KNO 3 could improve some characteristics such as germination percentage and index,ivigour index,activity of Peoxidase (POD) and the length of seedling.
用不同组合的H2 O2 和KNO3对棉花老化种子进行处理 ,结果表明 ,适宜浓度的H2 O2 和KNO3能明显提高棉花老化种子发芽率、发芽指数、苗长、活力指数、过氧化物酶活性 ,其中以0 。
6) Topdressing
[英]['tɔpdres] [美]['tɑp,drɛs]
追肥
1.
Topdressing Technology for Annual Larch;
一年生落叶松的追肥技术
2.
Studies were carried out on five kind of different topdressing processing to the tree honeysuckle Zhong-yin NO.
对树型金银花中银1号进行5种不同追肥处理,结果表明,每种肥料施用250g,施肥处理对金银花营养生长的促进作用大小顺序为:尿素+磷酸二氢铵,硫酸钾复合肥,尿素,碳酸氢铵,其中尿素+磷酸二氢铵、硫酸钾复合肥、尿素能够显著提高金银花产量,结合营养生长和生殖生长状况以及施肥成本,江汉平原种植金银花中银1号,追肥以追施尿素+磷酸二氢铵(150g+100g)或250g硫酸钾复合肥为好。
3.
The trial of real-time control for nitrogen topdressing in protected-field tomato was conducted in autumn-winter season in Shouguang,Shangdong province using the technique of nitrate quick-testing under enough organic manure application at preplanting.
在施用足量有机肥的基础上,以山东寿光当地的常规氮肥追施措施为对照,通过结合硝酸盐速测技术对日光温室秋冬茬番茄不同生育时期的氮素供应进行实时动态调控,以确定合理的追肥数量。
补充资料：追肥
分子式：
CAS号：
性质：在作物生长期间施用的肥料。目的是及时补充作物生长的营养需要。通常施用水溶性速效化肥，腐熟的优质有机肥料(如厩肥)。
CAS号：
性质：在作物生长期间施用的肥料。目的是及时补充作物生长的营养需要。通常施用水溶性速效化肥，腐熟的优质有机肥料(如厩肥)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条