Sentence examples for first and second leaves from inspiring English sources

BPH resistance was evaluated with the six-scale standard of scoring system, described by Huang et al. (2001): 0 = no damage; 1 = very slight damage; 3 = first and second leaves partially yellowing; 5 = pronounced yellowing and stunting; 7 = mostly wilting, the plant still alive; 9 = the plant completely wilted or died, in which higher scores indicate greater susceptibility to BPH.

Young: first and second leaves from 10-day-old plants.

Mature: first and second leaves from 24-day-old plants.

2: First and second leaves from 12-day-old plants.

Intermediate: first and second leaves from 12-day-old plants.

Inoculate the first and second leaves of young wheat plants with the sap as follows.

Plants in the leaf damage experiment were subjected to pinching of one cotyledon with serrated forceps at four days post-germination, and first and third leaves shortly after emergence at seven and ten days post-germination, respectively.

Many in the audience, drawn by the prospect of Daniil Trifonov playing the First and Third, left after the latter.

Buds, the first, second and third leaves were defined as new shoots.

In order to standardize the sampling, the third and fourth leaves, starting from the bottom, were sampled for each plant and kept at −80 °C until RNA and DNA extraction.

The fourth and fifth leaves were sampled from each plant at 0 h and 48 h after stress to determine the GB content, leaf water potential and expression of codA gene.