derno podzolic soil是什么意思

用法例句

This overview summarizes the effects of sown grass or organism mulching on orchard soil water, nutrients, air, temperature, microbes and enzymes.

综述了生草或生草后刈割覆盖园地对果园土壤水、肥、气、热、土壤微生物、土壤酶等肥力因子的影响。

Sown grass in plum orchard is an important organic cultivation model.

李园生草栽培是李树有机栽培的一种重要模式。

The effects of inter-row green covering in vineyard with white clover (Trifolium repens),perennial ryegrass(Lolium perenne) and alfalfa(Medicago sat iva) on malolactic fermentation(MLF) of Cabernet Sauvignon claret were studied.

对不同行间生草处理酿造的赤霞珠干红葡萄酒进行苹果酸-乳酸发酵,结果表明:MLF后生草处理的葡萄酒平均每降1g酸pH值升高的幅度显著高于清耕(对照);总酸降低幅度以多年生黑麦草最高,紫花苜蓿最低;生草处理的葡萄酒挥发酸升高幅度均低于清耕;多年生黑麦草和白三叶草处理使MLF持续时间较清耕缩短,紫花苜蓿持续时间最长。

Comporned with the cherical control orrea the ecological cotr5ol crren of loguat orchond s grass cover,whose soil nutrient was improved obviously.

枇杷园进行生草覆盖的生态控制区与化学防治区相比,土壤养分明显提高,土壤有机质、全N、速效N、有效P、速效K、pH含量分别提高了4。

Grass cover system is an effective measure for orchard management of the arid and semiarid area in our country.

果园生草覆盖区与对照相比土壤养分明显提高,有机质增加4。

Sod culture test made in the orchard of Luochuan and Changwu county showed: Sod culture could change the environment of orchard observably,such as increase the quantity of soil organism,increase the nutrition elements such as N,P,K.

在洛川县和长武县的富士苹果园生草栽培试验结果表明,生草栽培明显改善富士苹果园生态环境,增加土壤有机质和N、P、K含量;改善果园小气候,显著降低果园气温和土壤温度的极端数值;有利于害虫天敌的生存与繁衍,降低虫害密度,早期落叶病发病轻;生草栽培对果园土壤水分有保水和争水双重影响,但在渭北正常年份保水作用是主要的,在多雨年份,会加重套袋果实黑点病和红点病的发生。

There are 4 treament plots as follows: Sod culture with bahia grass(Paspalum notaturn Flugge), white clover(Trifolium repens L.

表明在干旱季节,百喜草和白三叶草生草栽培促进了果园土壤丛枝菌根真菌的生长和柑桔根系菌根的形成,从而促进了柑桔根系对水分和磷素营养的吸收利用。

A 6-year continuous experiment on effects of sod culture on nutrient content of soil and apple tree was conducted in the drought hilly region of Taihang mountain.

研究了太行山低山丘陵区苹果园生草栽培对土壤和树体养分的影响,结果表明,生草处理果园0~40cm土壤有机质含量较对照提高12。