用“aphid”造句大全，aphid造句

Nutritive condition is the key factor to influence population and differentiation of the aphid.

A preliminary experiment on preventing Chinese cabbage aphid with the new type and harmless pesticides;

Nitenpyram showed little effect on the activities of CarE, GST and AChE of the imidacloprid-resistant cotton aphid.

The mutation from DAG to DTG resulted in low transmission efficiency, even loss of the transmission ability by aphid.

The period between hatching and finding their first aphid meal is a particularly vulnerable time for the larvae of this ladybug.

Test of goodness of fit proved that when the index of aphid degree was less than 80 and the samples were more than 100, the quantity estimation accuracy was as high as 90%.

Among the most destructive enemies of the apple orchard are the codling moth, various species of mites, the woolly aphid, the apple maggot, the red-banded leaf roller, and scale insects.

Therefore, main viruses of vegetable crop by aphid transmission and main aphid vectors, characteristic of transmission of the virus diseases by aphid, the relationship between flight…

blackish aphid that infests e.g. beans and sugar beets.

The studies on spatial distribution of bamboo aphid(Pseudoregma bambusicola) and its three natural enemies

The aphid size at the cotton seedling, budding and boll setting stages was not significantly different in Nanjing, 1999. But in the boll opening stage the aphid size became smaller.

(4) A system of virus-free seed potato production be established on the aphid-free, cold mountainous areas over 3,500 m asl.

Application of α-cyanoesters as fluorescent substrates for examining metabolic activity of carboxylesterases in cotton aphid, Aphis gossypii (Homoptera:Aphididae) resistant to pesticides

Controlling cucumber aphid with acetamiprid 3% EC

Relationship between witches’ broom of armand pine and aphid,mite

Ecogenetic effects of heavy metals Zn~(2+) on the aphid Sitobion avenae (Fabricius)

Large catches of alates may be trapped in areas where the aphid population in the field is extremely small.

In this paper, the occurrence regulation of the apple woolly aphid was described, and one method of field trials was proposed by the Guidelines for the field efficacy trials.

the woolly aphid has a lanate coat resembling cotton.

The temperature is an important factor affecting on the population dynamics of asparagus aphid Brachycorynella asparagi Mordvolki.

Harmonia axyridis is protected and used in the produce of fruit trees, which can control aphid effectively and also assure edible safe of the fruit.

All these laid down a soild foundation for researches on aphid metabolism, identification of insecticide, the physiological and biochemical resistance mechanism of crops to aphid.

The field efficiency test of the insecticide showed that 10% Pi-Mie WP solution was safe to crops and could effectively control cotton aphid.

a disease of alders caused by the woolly alder aphid (a plant louse).

The resistance of aphid is related to activity of hydrolase of aphid.

Zaosheng and Guoyu 100-4 seemed to be resistant to both soybean bore and soybean aphid (Aphis glycines Mats. )

These varieties are a reminder of the battle against phylloxera, a small, root-munching aphid that did incalculable damage to the wine business in the last 35 years of the 19th century.