and other environmental factors is the major escape mechanism .... When cotton tannin was added at 0. 1 to 0. 3% to an adequate synthetic diet, the la...
1 to 0. 3% to an adequate synthetic diet, the larval weight of tobacco budworm was reduced correspondingly ... reduces their toxicity to the insect ( 23). The antibiotic action of .... tration of these acids varied with age and variety of sunflower,.
Host plant resistance (HPR) has been recognized since the early 1800's. ..... feed and travel toward the husk, and eventually inflicting damage ... Lygus bug.
induced effects of plant regulator-treated plants to various sap- ... (ID, (X) Black current. Gall mite .. 36. (X). Apple. Apple aphid and mite. 37. (X). Pear. Pear psylla.
developed intricate physical as well as chemical protective mechanisms. The two .... In host-plant resistance studies, i t is therefore imperative for investigators to ...
insects which could defoliate their host trees repeatedly. This .... good feeding sites (29). .... said to resemble a "shell game", in which a valuable resource.
pathogen also systemically protect plants against disease caused by subsequent infection by the ... tic information for resistance into all cells of the host. The.
This is best exemplified in the case of ..... One of the best illustrations of the involvement of a macro- ... These points are illustrated in the H_. sacchari-sugarcane.
With the possible exception of Ginkgo (2), phytoalexins have not .... Price et^ al. (22) noticed this for the ... Bell and Presley (39), obtained data with the cotton- ..... production than do compatible ones (13,34,41,67,68,70) and a l l races of ..
discover new sources of host plant resistance to these pests. ..... A review of the importance of pigment glands in host plant resistance ha ..... Conf., Jan. 11-12 ...
spectrum of microorganisms. Glyceollin is accumulated by soybean tissues in response to infection by Pms, the soybean pathogen. Glyceollin accumulates.
and other environmental factors is the major escape mechanism .... When cotton tannin was added at 0. 1 to 0. 3% to an adequate synthetic diet, the larval ... that first instar larvae feed on the young terminal leaves for ..... (1941) 34:358-67. 12.
