Sentence examples for weedy seed from inspiring English sources

We specifically consider archaeobotanical proxies for land use intensity: seed to charcoal ratios as indicators of deforestation, wild to cereal ratios as indicators of agricultural or pastoral intensification, and wild and weedy seed evidence as indicators of irrigation.

Earlier degradation of the abscission layer suggests that as soon as the weedy seed is mature, or nearly so, it can more readily fall to the ground.

The weedy seeds that shatter on the surface of paddy fields in the autumn should have resistance to freezing in the winter to regenerate in the following germinating season, although there was no report on the freezing resistance of weedy rice seeds.

In one scenario, GM plants can pollinate red rice weeds producing shattered and dormant GM weedy seeds.

The CAT activity of weedy rice seed persisted at a significantly higher level than that of cultivated rice seed during accelerated aging treatment.

This report is meaningful because the practice showed a significant reduction of weedy rice seed density compared to overwintering under dry conditions, and also winter flooding could favor the decay of seeds of several weeds including weedy rice (Nelms and Twedt [1996]).

As shown in Figure 3, the freezing resistance of weedy rice seed was much higher than that of cultivated rice.

The change of SOD activity of weedy rice seed rapidly increased and decreased compared to Hopum, but it was maintained at higher levels than that of Hopum.

The results of SOD activity changes during accelerated aging suggested that the response of weedy rice seed to environmental stress was more sensitive than cultivated rice.

Weedy rice seed was obtained from collections made over a period of 30 years in the Southern rice belt (Arkansas, Louisiana, Mississippi, Missouri and Texas) and maintained by the United States Department of Agriculture USDAat athehe Dale Bumpers Rice Research Institute, Stuttgart Arkansas (Additional file 1).

But, in the weedy rice seeds after freezing treatment, those seed tissues were stained by tetrazolium solution to dark purple to show freezing resistance.